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प्रश्न
What happens when D-glucose is treated with the following reagent?
HNO3
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उत्तर
On being treated with HNO3, D-glucose get oxidised to give saccharic acid.
\[\begin{array}{cc}
\phantom{}\ce{CHO}\phantom{...........}\ce{COOH}\phantom{.}\\
\phantom{.}|\phantom{................}|\phantom{.......}\\
\ce{(CHOH)4 ->[HNO3] (CHOH)4}\\
\phantom{.}|\phantom{................}|\phantom{.......}\\
\phantom{..}\ce{\underset{D-glucose}{CH2OH}}\phantom{........}\ce{\underset{Saccharic acid}{COOH}}\phantom{.}
\end{array}\]
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संबंधित प्रश्न
What do you understand by the term glycosidic linkage?
Which of the following is a disaccharide?
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Which one is a disaccharide?
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Which of the following has not a glucosidic linkage?
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Lactose on hydrolysis yields
Which disaccharide is present in milk?
Which of the following is a reducing sugar?
Maltose on treatment with dilute HC?
Which of the following will not show mutarotation?
When sucrose is hydrolysed the optical rotation values are measured using a polarimeter and are given in the following table:
| S. No. | Time (hours) | Specific Rotation |
| 1 | 0 | + 66.5° |
| 2 | ∞ | - 39.9° |
- Account for the two specific rotation values.
- What is the specific name given to sucrose based on the above observation?
- One of the products formed during the hydrolysis of sucrose is a glucose, that reacts with hydroxylamine to give compound A. Identify compound A.
