{"id":20565,"date":"2025-07-07T18:45:53","date_gmt":"2025-07-07T11:45:53","guid":{"rendered":"https:\/\/www.ckconitsha.com\/vn\/?p=20565"},"modified":"2025-07-09T04:05:56","modified_gmt":"2025-07-08T21:05:56","slug":"glucozo-la-gi-cong-thuc-cau-tao-tinh-chat-va-vai-tro-cua-glucozo","status":"publish","type":"post","link":"https:\/\/www.ckconitsha.com\/vn\/glucozo-la-gi-cong-thuc-cau-tao-tinh-chat-va-vai-tro-cua-glucozo\/","title":{"rendered":"Glucozo l\u00e0 g\u00ec? C\u00f4ng th\u1ee9c, c\u1ea5u t\u1ea1o, t\u00ednh ch\u1ea5t v\u00e0 vai tr\u00f2 c\u1ee7a glucozo"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_79_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.ckconitsha.com\/vn\/glucozo-la-gi-cong-thuc-cau-tao-tinh-chat-va-vai-tro-cua-glucozo\/#What_is_the_definition_of_glucozo\" >What is the definition of glucozo?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.ckconitsha.com\/vn\/glucozo-la-gi-cong-thuc-cau-tao-tinh-chat-va-vai-tro-cua-glucozo\/#Natural_state_and_physical_properties_Glucozo\" >Natural state and physical properties Glucozo<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.ckconitsha.com\/vn\/glucozo-la-gi-cong-thuc-cau-tao-tinh-chat-va-vai-tro-cua-glucozo\/#The_natural_state_of_glucose\" >The natural state of glucose<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.ckconitsha.com\/vn\/glucozo-la-gi-cong-thuc-cau-tao-tinh-chat-va-vai-tro-cua-glucozo\/#Physical_properties\" >Physical properties<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.ckconitsha.com\/vn\/glucozo-la-gi-cong-thuc-cau-tao-tinh-chat-va-vai-tro-cua-glucozo\/#Chemical_properties_of_glucozo\" >Chemical properties of glucozo<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.ckconitsha.com\/vn\/glucozo-la-gi-cong-thuc-cau-tao-tinh-chat-va-vai-tro-cua-glucozo\/#Properties_of_multi_-function_alcohol\" >Properties of multi -function alcohol<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.ckconitsha.com\/vn\/glucozo-la-gi-cong-thuc-cau-tao-tinh-chat-va-vai-tro-cua-glucozo\/#The_properties_of_aldehydes\" >The properties of aldehydes<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.ckconitsha.com\/vn\/glucozo-la-gi-cong-thuc-cau-tao-tinh-chat-va-vai-tro-cua-glucozo\/#Glucozo_oxidation_reaction\" >Glucozo oxidation reaction<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.ckconitsha.com\/vn\/glucozo-la-gi-cong-thuc-cau-tao-tinh-chat-va-vai-tro-cua-glucozo\/#Wine_fermentation_reaction\" >Wine fermentation reaction<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.ckconitsha.com\/vn\/glucozo-la-gi-cong-thuc-cau-tao-tinh-chat-va-vai-tro-cua-glucozo\/#How_to_prepare_glucozo\" >How to prepare glucozo<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.ckconitsha.com\/vn\/glucozo-la-gi-cong-thuc-cau-tao-tinh-chat-va-vai-tro-cua-glucozo\/#The_role_and_application_of_glucose_in_life_and_production\" >The role and application of glucose in life and production<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.ckconitsha.com\/vn\/glucozo-la-gi-cong-thuc-cau-tao-tinh-chat-va-vai-tro-cua-glucozo\/#The_role_of_glucose_in_industry\" >The role of glucose in industry<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.ckconitsha.com\/vn\/glucozo-la-gi-cong-thuc-cau-tao-tinh-chat-va-vai-tro-cua-glucozo\/#The_role_of_glucose_in_medicine\" >The role of glucose in medicine<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.ckconitsha.com\/vn\/glucozo-la-gi-cong-thuc-cau-tao-tinh-chat-va-vai-tro-cua-glucozo\/#Glucose_role_with_people\" >Glucose role with people<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.ckconitsha.com\/vn\/glucozo-la-gi-cong-thuc-cau-tao-tinh-chat-va-vai-tro-cua-glucozo\/#Carbon_of_glucose_%E2%80%93_Fructose\" >Carbon of glucose &#8211; Fructose<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.ckconitsha.com\/vn\/glucozo-la-gi-cong-thuc-cau-tao-tinh-chat-va-vai-tro-cua-glucozo\/#Unlike_Glucozo_the_characteristic_physical_properties_of_fructozo_are\" >Unlike Glucozo, the characteristic physical properties of fructozo are:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.ckconitsha.com\/vn\/glucozo-la-gi-cong-thuc-cau-tao-tinh-chat-va-vai-tro-cua-glucozo\/#The_chemical_properties_of_fructose\" >The chemical properties of fructose:<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.ckconitsha.com\/vn\/glucozo-la-gi-cong-thuc-cau-tao-tinh-chat-va-vai-tro-cua-glucozo\/#Exercise_on_Glucozo_SGK_Chemistry_9_with_solutions\" >Exercise on Glucozo SGK Chemistry 9 with solutions<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.ckconitsha.com\/vn\/glucozo-la-gi-cong-thuc-cau-tao-tinh-chat-va-vai-tro-cua-glucozo\/#Lesson_1_page_152_SGK_Chemistry_9\" >Lesson 1 page 152 SGK Chemistry 9<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.ckconitsha.com\/vn\/glucozo-la-gi-cong-thuc-cau-tao-tinh-chat-va-vai-tro-cua-glucozo\/#Lesson_2_chemistry_9_textbook_page_152\" >Lesson 2 chemistry 9 textbook page 152<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.ckconitsha.com\/vn\/glucozo-la-gi-cong-thuc-cau-tao-tinh-chat-va-vai-tro-cua-glucozo\/#Lesson_3_textbook_chemistry_9_page_152\" >Lesson 3 textbook chemistry 9 page 152<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.ckconitsha.com\/vn\/glucozo-la-gi-cong-thuc-cau-tao-tinh-chat-va-vai-tro-cua-glucozo\/#Lesson_4_page_152_SGK_Chemistry_9\" >Lesson 4 page 152 SGK Chemistry 9<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<\/p>\n<p dir=\"ltr\">Glucozo exists in most human, plant and animal parts. So what is glucose? Let&#039;s find out the formula, structure, nature and role of this important substance.<\/p>\n<p>                                    <img decoding=\"async\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/image\/600x480.png\"><\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"What_is_the_definition_of_glucozo\"><\/span>What is the definition of glucozo?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">Glucozo (also known as Dextrose) is the most common type of monosaccaride with a molecular formula C6H12O6. Glucozo is mainly created by plants and most of the algae during photosynthesis from water and CO2, using energy from sunlight. There, it is used to create cellulose in cell walls and starch. <\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/glucozo-la-gi-1.1.jpg\" alt=\"What is glucose? (Photo: Internet collection)\" width=\"100%\"><\/p>\n<p dir=\"ltr\">In energy metabolism, glucozo is the most important source of raw materials in all organisms to generate energy during cell respiration. It is stored mainly in the form of cellulose and starch, and in animals it is stored in glycogen. (Source: Wikipedia)<\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">The molecular formula of glucose is: C6H12O6 <\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Molecular mass: 180<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Structure characteristics: The molecular structure of glucose is determined based on the results of the following experiments:<\/p>\n<\/li>\n<\/ul>\n<ul style=\"list-style-type: square\">\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Glucozo participates in silver -coated reactions and oxidized by bromine water to form gluconic acid. From there, Glucozo has a CH = O group in the molecule.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Glucose acts with Cu (OH) 2 that produces blue solution, which proves that glucose molecules have many OH groups in the adjacent position.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Glucose produces esters containing 5 CH3COO acid roots. Thus, in the structure of glucose there are 5 OH groups.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">When completely eliminated glucose, the hexane is obtained =&gt; 6 C forming a non -branched circuit.<\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\">From the above experiments, we concluded: Glucozo is a molecular compound, in the form of molecular open circuit with the structure of a single -function aldehyde and 5 -function alcohol with the formula: CH2OH &#8211; CHOH &#8211; CHOH &#8211; CHOH &#8211; CHOH &#8211; CH = O<\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/img_5eb8ccbf72616_1589169343_(1).jpg\" alt=\"The molecular structure of glucozo. (Photo: Internet collection)\" width=\"100%\"><\/p>\n<p dir=\"ltr\">Write neatly: CH2OH (CHOH) 4CHO<\/p>\n<p dir=\"ltr\">In which people number carbon number starting from the group ch = o.<\/p>\n<p dir=\"ltr\">In fact, glucose exists mainly in two types of ring circuits: \u03b1 &#8211; glucose and \u03b2 &#8211; glucose.<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Natural_state_and_physical_properties_Glucozo\"><\/span>Natural state and physical properties Glucozo<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">In nature, where does Glucozo appear? Let&#039;s find out the natural state and physical properties of this substance.<\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/tong-hop-cac-loai-trai-cay-giup-tang-can-nhanh_2_(1).jpg\" alt=\"Glucozo exists in many natural fruits, especially ripe grapes. (Photo: Internet collection)\" width=\"100%\"><\/p>\n<p dir=\"ltr\">Glucozo exists in many natural fruits, especially ripe grapes. (Photo: Internet collection)<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"The_natural_state_of_glucose\"><\/span>The natural state of glucose<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Glucose appears in most plants, especially ripe fruits. In particular, glucose is found in ripe grapes, so it also has another name as a grape sugar.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Glucose accounts for 30% of the composition of honey.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Humans and animals also contain glucose in the body.<\/p>\n<\/li>\n<\/ul>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Physical_properties\"><\/span> Physical properties<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Glucose is a colorless crystalline, which is easily soluble in water, has a sweetness but is lighter than sugarcane sugar. <\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Chemical_properties_of_glucozo\"><\/span>Chemical properties of glucozo<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">It is proved that glucozo is typical of multi -function alcohol and aldehydes through the experiments below. <\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/glucozo-la-gi-13.jpg\" alt=\"Understanding Glucozo chemical properties. (Photo: shutterstock.com)\" width=\"100%\"><\/p>\n<h3 dir=\"ltr\" role=\"presentation\"><span class=\"ez-toc-section\" id=\"Properties_of_multi_-function_alcohol\"><\/span>Properties of multi -function alcohol<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Effect with Cu (OH) 2<\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\">In the solution, at normal temperature glucose dissolved Cu (OH) 2 for the blue-glucozo complex solution:<\/p>\n<p dir=\"ltr\">2C6H12O6 + Cu (OH) 2 \u2192 (C6H11O6) 2CU + 2H2O<\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Este creation reaction<\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\">C6H7O (OH) 5 + 5 (CH3CO) 2O \u2192 C6H7O (OOCCH3) 5 + 5CH3COOH<\/p>\n<p dir=\"ltr\">=&gt; The reaction proves that glucozo contains 5 -Oh roots<\/p>\n<h3 dir=\"ltr\" role=\"presentation\"><span class=\"ez-toc-section\" id=\"The_properties_of_aldehydes\"><\/span>The properties of aldehydes<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Glucozo participates in silver -coated reactions, reducing reactions, fermenting wine &#8230;<\/p>\n<h4 dir=\"ltr\" role=\"presentation\"><span class=\"ez-toc-section\" id=\"Glucozo_oxidation_reaction\"><\/span>Glucozo oxidation reaction<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Silver -coated reaction<\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\">AgNO3 solution is capable of oxidizing glucozo in NH3 environment. The product formed is ammonium gluconate and silver. We observe them will cling to the wall tube wall. <\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/glucozo-la-gi-12.png\" alt=\"Mirror coated reaction of glucozo. (Photo: Internet collection)\" width=\"100%\"><\/p>\n<p dir=\"ltr\">Equation:<\/p>\n<p dir=\"ltr\">CH2OH[CHOH]4CHO + 2AgNO3 + 3NH3 + H2O (\u0110k: to) \u2192 CH2OH[CHOH]4COONH4 + 2Ag + 2NH4NO3<\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Cu (OH) 2\/OH- reaction<\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\">Glucose is oxidized by Cu (OH) 2 in an alkaline environment. The reaction result will form sodium gluconate, copper (I) oxide and H2O. <\/p>\n<p dir=\"ltr\">Equation: <\/p>\n<p dir=\"ltr\">CH2OH[CHOH]4CHO + 2CU (OH) 2 + NaOH (\u0110K: Temperature) \u2192 CH2OH[CHOH]4COONa + Cu2O \u2193 (red brick) + 3H2O<\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Reaction with bromine solution<\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\">Equation:<\/p>\n<p dir=\"ltr\">CH2OH[CHOH]4CHO + Br2 + 2H2O \u2192 CH2OH[CHOH]4COOH + 2HBr<\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Glucose reduction reaction<\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\">When conducting hydrogen gas into the heated glucose solution, there is an additional Ni catalyst, we will obtain a poliancol also known as Sobitol.<\/p>\n<p dir=\"ltr\">Equation:<\/p>\n<p dir=\"ltr\">CH2OH[CHOH]4CHO + H2 (\u0110K: To, Ni) \u2192 CH2OH[CHOH]4CH2OH<\/p>\n<h4 dir=\"ltr\" role=\"presentation\"><span class=\"ez-toc-section\" id=\"Wine_fermentation_reaction\"><\/span>Wine fermentation reaction<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p dir=\"ltr\">When a catalytic enzyme, glucose will be fermented, creating a product created as ethyl alcohol and carbon dioxide. <\/p>\n<p dir=\"ltr\">Equation:<\/p>\n<p dir=\"ltr\">C6H12O6 (\u0110K: enzyme, 30-35 degrees C) \u2192 2C2H5OH + 2CO2 \u2191<\/p>\n<p dir=\"ltr\">See also: <\/p>\n<ul>\n<li>Ethyl alcohol (C2H6O): Properties, molecular structure, application and modulation<\/li>\n<li>Acetic acid: formulas, properties, applications and practice exercises<\/li>\n<\/ul>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"How_to_prepare_glucozo\"><\/span>How to prepare glucozo<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">In industry and in nature, different glucozo modulation methods. Therefore, the quality and price are two factors that we need to consider during use.<\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/glucozo-la-gi-14.jpg\" alt=\"Learn how to prepare glucozo. (Photo: Internet collection)\" width=\"100%\"><\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">In industry: glucose is prepared by hydrolyzing starch by enzyme catalyst or dilute chlohydric acid (HCl). In addition, cellulose hydrolysis is also hydrolyzed (found in cells, sawdust) thanks to the concentrated chlohidric acid catalyst into glucose as an ethanol production material. <\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\">Glucozo preparation equation:<\/p>\n<p dir=\"ltr\">(C6H10O5) N + NH2O (Temperature, H +) \u2192 NC6H12O6<\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">In nature: Glucose is synthesized in trees thanks to the complex photosynthesis process, which can be written simply by the following chemical equation:<\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\">6CO2 + 12H20 (Sunlight) \u2192 C6H12O6 + 6O2 + 6H20<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"The_role_and_application_of_glucose_in_life_and_production\"><\/span>The role and application of glucose in life and production<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">Glucozo was first isolated from raisins in 1747 by German chemist Andreas Marggraf. Glucozo was discovered in grapes by Johann Tobias Lowitz in 1792 and was recognized as different from sugarcane (Saccarozo) (according to Wikipedia). Since then, glucose has been especially important in industry and in medicine.<\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/Screenshot_2021-01-27_100719.jpg\" alt=\"Some applications of glucose in life and production. (Photo: Internet collection)\" width=\"100%\"><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"The_role_of_glucose_in_industry\"><\/span>The role of glucose in industry<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Glucose is used to produce ethyl alcohol from starchy or cellulose.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">In the food industry, glucozo is used as a preservative.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Glucozo helps the mixture with sugar not &#8220;restor&#8221; &#8211; the phenomenon of emerging small sugar particles when left for a long time. At the same time, Glu also helps the confectionery for a long time to dry and keep the softness. <\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Glucozo is also used during ice cream to keep the water mixture and smooth sugar.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Glucozo is used to rinse mirrors and coated intestinal plugs.<\/p>\n<\/li>\n<\/ul>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"The_role_of_glucose_in_medicine\"><\/span>The role of glucose in medicine<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Glucose contains basic nutrients that help create energy for the body to work better, so it is used as an enhancement drug for children, the elderly and body weakness.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Glucose is used for serum mixing (applied in medical infusion).<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Glucose is used to produce vitamin C.<\/p>\n<\/li>\n<\/ul>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Glucose_role_with_people\"><\/span>Glucose role with people<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Glucozo is the main and direct source of energy of the body, stored in the liver in the form of glycogen.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">As a part of the cell structure (RNA and DNA) and some other special substances (such as mucopolysaccharid, heparin, hyaluronic acid, chondroitin &#8230;).<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Create energy needed for life &#8211; The process takes place in cells. The use of cell glucozo depends on the activity of the cell membrane under the effect of insuline (except for brain cells, nervous organizations, blood cells, kidney marrow and lens).<\/p>\n<\/li>\n<\/ul>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Carbon_of_glucose_%E2%80%93_Fructose\"><\/span>Carbon of glucose &#8211; Fructose<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">After learning about glucose, let&#039;s find out about fructose &#8211; isomers of glucozo. In the general formula CX (H2O) Y, both of these compounds have x = 6, y = 6 and are monosaccarides, but what are they different in?<\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/glucozo-va-fructozo.jpg\" alt=\"Glucozo and Fructozo. (Photo: Internet collection)\" width=\"100%\"><\/p>\n<p dir=\"ltr\" role=\"presentation\">Molecular formula: C6H12O6.<\/p>\n<p dir=\"ltr\">Fructose will have the following open -circuit structural formula as follows:<\/p>\n<p dir=\"ltr\">CH2OH &#8211; Choh &#8211; Choh &#8211; Choh &#8211; Co &#8211; CH2OH<\/p>\n<p dir=\"ltr\">In solution, fructose exists mainly in the form of \u03b2, ring 5 or 6 sides.<\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/goc-glucozo-va-goc-fructozo-trong-phan-tu-saccarozo-lien-ket-voi-nhau-qua-nguyen_(1).jpg\" alt=\"Molecular structure Glucozo and fructozo. (Photo: Internet collection)\" width=\"100%\"><\/p>\n<h3 dir=\"ltr\" role=\"presentation\"><span class=\"ez-toc-section\" id=\"Unlike_Glucozo_the_characteristic_physical_properties_of_fructozo_are\"><\/span>Unlike Glucozo, the characteristic physical properties of fructozo are:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Fructozo is a colorless crystal, easily soluble in water, sweeter than sugarcane sugar. <\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">They exist a lot in sweet fruits and account for 40% of the ingredients of honey. <\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Fructozo has a sweetness of sugarcane and 2.5 times more than glucozo.<\/p>\n<\/li>\n<\/ul>\n<h3 dir=\"ltr\" role=\"presentation\"><span class=\"ez-toc-section\" id=\"The_chemical_properties_of_fructose\"><\/span>The chemical properties of fructose:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Fructose molecules include 5 groups OH. There are 4 adjacent groups and 1 functional group C = O should have the chemical properties of multi -function and ketone alcohol. Fructose has the same properties as glucose. <\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Fructose dissolves Cu (OH) 2 at normal temperature.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Effects with acid anhydrit to create 5 -function esters.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Properties of ketones: Effect with H2 to create Sobitol and participate in the plus reaction of HCN<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">In neutral or acidic environments, fructose does not show the reducing properties of aldehydes, but in alkaline environment, fructose has this property due to the metabolism between glucose and fructose through intermediaries as an enolor.<img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/glucozo_va_fructozo.jpg\" alt=\"Molecular structure Glucozo and fructozo. (Photo: Internet collection)\" width=\"100%\"><\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\">Note: In the alkaline environment, the fructose converts into glucose, so the fructose has a mirror -coated reaction, reacting with Cu (OH) 2 in an alkaline environment. But fructose has no reaction to discolor bromine solution. This is a sign to identify Fructozo and Glucozo.<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Exercise_on_Glucozo_SGK_Chemistry_9_with_solutions\"><\/span>Exercise on Glucozo SGK Chemistry 9 with solutions<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">From the knowledge of Glucozo above, you apply that knowledge to solve some basic exercises in the following 9th chemistry textbook.<\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/glucozo-la-gi-15.jpg\" alt=\"Applying theory to do practice exercises on glucozo. (Photo: shutterstock.com)\" width=\"100%\"><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Lesson_1_page_152_SGK_Chemistry_9\"><\/span>Lesson 1 page 152 SGK Chemistry 9<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Name some ripe fruits containing glucose.<\/p>\n<p dir=\"ltr\">Suggestions for the answer: <\/p>\n<p dir=\"ltr\">Glucose is found in some ripe fruits such as ripe grapes, ripe bananas, ripe guava, ripe jackfruit, nine nine (custard), pineapple ripe (aromatic).<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Lesson_2_chemistry_9_textbook_page_152\"><\/span>Lesson 2 chemistry 9 textbook page 152<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Choose a reagent to distinguish the following solutions by chemical methods. (Specify how to proceed).<\/p>\n<p dir=\"ltr\">a) Glucose solution and ethyl alcohol solution.<\/p>\n<p dir=\"ltr\">b) Glucose solution and acetic acid solution.<\/p>\n<p dir=\"ltr\">Suggestions for the answer: <\/p>\n<p dir=\"ltr\">a) Excerpt from the test sample and numbering:<\/p>\n<p dir=\"ltr\">Select the reagent that is AgNO3 in NH3 solution (heated): Put a few drops of AgNO3 in NH3 solution in turn into two test tubes and put the test tube in the hot water cup respectively:<\/p>\n<p dir=\"ltr\">Which substance participating in the reaction to create a silver -colored product clinging to the test tube is glucozo<\/p>\n<p dir=\"ltr\">PTHH: C6H12O6 + Ag2O -&gt; C6H12O7 + 2Ag (Catalyst: NH3)<\/p>\n<p dir=\"ltr\">The remaining substance does not work as ethyl alcohol.<\/p>\n<p dir=\"ltr\">b) Excerpt from test sample and numbering:<\/p>\n<p dir=\"ltr\">Select the reagent Na2CO3: Put a few drops of Na2CO3 solution in turn into 2 test tubes <\/p>\n<p dir=\"ltr\">Which test tube has the reaction for the air to fly is CH3COOH<\/p>\n<p dir=\"ltr\">PTHH: 2CH3COOH + Na2CO3 \u2192 2CH3COONa + H2O + CO2<\/p>\n<p dir=\"ltr\">The remaining substance does not react as glucose<\/p>\n<p dir=\"ltr\">(It is possible to use a reagent that is purple anemone, the color that converts the color to make the purple anemone into red is CH3COOH, the other does not convert the purple anemone color as glucose).<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Lesson_3_textbook_chemistry_9_page_152\"><\/span>Lesson 3 textbook chemistry 9 page 152<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Calculate the mass of glucose to get to mix 500ml of 5% glucose solution with d = 1.0 g\/cm3.<\/p>\n<p dir=\"ltr\">Suggestions for the answer: <\/p>\n<p dir=\"ltr\">Mdd glucose = 500. 1 = 500 (g)<\/p>\n<p dir=\"ltr\">mglucose = (500.5) \/ 100 = 25 (g)<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Lesson_4_page_152_SGK_Chemistry_9\"><\/span>Lesson 4 page 152 SGK Chemistry 9<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">When glucose fermentation, it is found to release 11.2 liters of CO2 with standard conditions.<\/p>\n<p dir=\"ltr\">a) Calculate the volume of ethyl alcohol produced after fermentation.<\/p>\n<p dir=\"ltr\">b) Calculate the volume of glucose taken at first, knowing the fermentation efficiency is 90%.<\/p>\n<p dir=\"ltr\">Suggestions for the answer: <\/p>\n<p dir=\"ltr\">a) Volume of ethyl alcohol:<\/p>\n<p dir=\"ltr\">n (CO2) = 11.2 \/ 22.4 = 0.5 mol<\/p>\n<p dir=\"ltr\">Glucose fermentation equation:<\/p>\n<p dir=\"ltr\">C6H12O6 \u2192 2C2H5OH + 2CO2.<\/p>\n<p dir=\"ltr\">According to the equation: n (ethyl alcohol) = nCO2 = 0.5 mol.<\/p>\n<p dir=\"ltr\">m (ethyl alcohol) = 0.5 \u00d7 46 = 23g.<\/p>\n<p dir=\"ltr\">b) The mass of glucose.<\/p>\n<p dir=\"ltr\">According to the glucozo equation = 1\/2. nCO2 = 1\/2. 0.5 = 0.25 mol<\/p>\n<p dir=\"ltr\">Because the efficiency reaches 90%, the amount of glucozo needed is: <\/p>\n<p dir=\"ltr\">0.25 x 180 x 100\/90 = 50g <\/p>\n<p dir=\"ltr\">The above article has provided sufficient information about the formula, structure, nature, and the role of Glucozo &#8211; a substance used extremely popular around us. Share articles and visit Shining Home &#8211; Gia \u0111\u00ecnh Anh Ng\u1eef website to gain more useful knowledge about other subjects such as Math, Physics, Chemistry of classes! <\/p>\n<p>                                    Reference source<\/p>\n<p>Glucose &#8211; Accessed date: May 27, 2022<\/p>\n<p>https:\/\/en.wikipedia.org\/wiki\/glucose<\/p>\n<p>Glucose Biochemistry &#8211; Accessed date: May 27, 2022<\/p>\n<p>https:\/\/www.britannica.com\/science\/Glucose<\/p>\n<p>Ngu\u1ed3n: <a href=\"http:\/\/www.ckconitsha.com\/vn\/\">http:\/\/www.ckconitsha.com\/vn\/<\/a> T\u00e1c gi\u1ea3: <a href=\"https:\/\/www.ckconitsha.com\/vn\/author\/nguyenlandung\">Nguy\u1ec5n L\u00e2n d\u0169ng<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Glucozo exists in most human, plant and animal parts. So what is glucose? Let&#039;s find out the formula, structure, nature and role of this important substance. What is the definition of glucozo? Glucozo (also known as Dextrose) is the most common type of monosaccaride with a molecular formula C6H12O6. Glucozo is mainly created by plants&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[100],"tags":[],"class_list":["post-20565","post","type-post","status-publish","format-standard","hentry","category-kien-thuc"],"_links":{"self":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/20565","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/comments?post=20565"}],"version-history":[{"count":2,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/20565\/revisions"}],"predecessor-version":[{"id":25501,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/20565\/revisions\/25501"}],"wp:attachment":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/media?parent=20565"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/categories?post=20565"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/tags?post=20565"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}