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प्रश्न
Account for the following:
What happens when D – glucose is treated with the following reagents
HNO3
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उत्तर
\[\begin{array}{cc}
\phantom{......}\ce{CHO}\phantom{.............}\ce{COOH}\phantom{.............}\ce{COOH}\phantom{......}\\
\phantom{...}|\phantom{..................}|\phantom{...................}|\phantom{........}\\
\phantom{.}\ce{(CHOH)4 ->[Oxidation] (CHOH)4 <-[Oxidation] (CHOH)4}\\
\phantom{...}|\phantom{..................}|\phantom{...................}|\phantom{........}\\
\phantom{.....}\ce{CH2OH}\phantom{...........}\ce{\underset{\underset{acid}{Saccharic}}{COOH}}\phantom{.............}\ce{\underset{\underset{acid}{Gluconic}}{CH2OH}}\phantom{....}
\end{array}\]
APPEARS IN
संबंधित प्रश्न
Write the reaction that indicates the presence of -CHO group in glucose
What do you observe when glucose solution is heated with Tollen’s reagent?
Write the reaction involved when D-glucose is treated with the following reagent:
(CH3CO)2O
Reduction of glucose by HI suggest that ____________.
The number of chiral carbon atoms present in cyclic structure α-D(+) glucose:
Which one is correct?
In the following reaction, identify A and B:
\[\begin{array}{cc}
\ce{C6H12O6 ->[Acetic anhydride] A}\\
\downarrow \text{Conc. nitric acid}\phantom{...}\\
\ce{B}\phantom{.................}\end{array}\]
Three structures are given below in which two glucose units are linked. Which of these linkages between glucose units are between C1 and C4 and which linkages are between C1 and C6?
| (I) |  |
| (II) |  |
| (III) |  |
Match List - I with List - II.
| List I | List II | ||
| (A) | Glucose + HI | (I) | Gluconic acid |
| (B) | Glucose + Br2 water | (II) | Glucose pentacetate |
| (C) | Glucose + acetic anhydride | (III) | Saccharic acid |
| (D) | Glucose + HNO3 | (IV) | Hexane |
Choose the correct answer from the options given below:
Give a reason for the following observations:
Penta-acetate of glucose does not react with hydroxylamine.
