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Glucose does not react with...

Glucose does not react with

A

`NH_(2)OH`

B

`C_(6)H_(5)NHNH_(2)`

C

`NaHSO_(3)`

D

HCN

Text Solution

AI Generated Solution

The correct Answer is:
To determine which compound glucose does not react with, we will analyze each of the given options one by one. ### Step-by-Step Solution: 1. **Identify the Structure of Glucose**: - Glucose is an aldohexose, which means it contains six carbon atoms and has an aldehyde functional group (-CHO) at one end. Its molecular formula is C6H12O6. 2. **Analyze Reaction with Hydroxylamine (NH2OH)**: - Hydroxylamine reacts with glucose to form an oxime. This is a characteristic reaction for compounds containing a carbonyl group (aldehyde or ketone). - **Reaction**: Glucose + NH2OH → Glucosamine (oxime) + H2O. 3. **Analyze Reaction with Phenylhydrazine (C6H5NHNH2)**: - Phenylhydrazine reacts with glucose to form phenylhydrazone and eventually osazone when three molecules are used. - **Reaction**: Glucose + C6H5NHNH2 → Glucosazone + NH3 + H2O. 4. **Analyze Reaction with Sodium Bisulfite (NaHSO3)**: - Sodium bisulfite typically reacts with free aldehyde groups to form bisulfite addition products. However, in glucose, the aldehyde group is involved in a hemiacetal formation, which means it is not free. - **Conclusion**: Glucose does not react with NaHSO3. 5. **Analyze Reaction with Hydrogen Cyanide (HCN)**: - HCN reacts with glucose to form cyanohydrin, confirming the presence of the carbonyl group. - **Reaction**: Glucose + HCN → Glucose cyanohydrin. 6. **Analyze Reaction with Ammonia (NH3)**: - Ammonia can also react with glucose, leading to the formation of an amine derivative. - **Reaction**: Glucose + NH3 → Amine derivative. ### Final Conclusion: - The only compound from the options that glucose does not react with is **Sodium Bisulfite (NaHSO3)**. ### Answer: Glucose does not react with **NaHSO3 (Sodium Bisulfite)**.
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