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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.
पर्याय
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
Identify a non-reducing carbohydrate from the following.
Which of the following monosaccharide is a ketohexose?
The general formula for polysaccharide is ____________.
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(Molar mass of sucrose = 342 g mol−1)
What is the molecular formula of glyceraldehyde?
Complete hydrolysis of cellulose gives ____________.
Describe the action of the following reagent on glucose:
Bromine water
Why carbohydrates are generally optically active.
Write the Zwitter ion structure of alanine.
\[\ce{CH2OH-CO-(CHOH)4-CH2OH}\] is an example of ______.
