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प्रश्न
Assertion: A solution of sucrose in water is dextrorotatory. But on hydrolysis in the presence of little hydrochloric acid, it becomes levorotatory.
Reason: Sucrose hydrolysis gives equal amounts of glucose and fructose. As a result of this change in sign of rotation is observed.
विकल्प
If both accretion and reason are true and reason is the correct explanation of assertion.
If both assertion and reason are true but reason is not the correct explanation of assertion.
If assertion is true but reason is false.
If both assertion and reason are false.
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उत्तर
If both accretion and reason are true and reason is the correct explanation of assertion.
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संबंधित प्रश्न
Draw a neat diagram for the following:
Haworth formula of maltose
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\[\ce{Glucose ->[(HCN)] Product ->[(hydrolysis)] Product ->[(HI + Heat)] A}\], the compound A is:
Glucose on oxidation with bromine water yields gluconic acid. This reaction confirms the presence of ______.
Which carbon atoms of fructose are bonded together through oxygen forming fructofuranose?
Starch and cellulose are compounds made up of many units of ______.
Write the ring structure of glucose.
Why carbohydrates are generally optically active.
Why carbohydrates are generally optically active.
