EASY
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In Fehling's test, the blue solution changes to a brick-red precipitate in the presence of reducing sugars due to the formation of:

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Important Questions on Organic Qualitative Analysis

MEDIUM
In Tollen's test for aldehyde, the overall number of electron(s) transferred to the Tollen's reagent formula AgNH32+ per aldehyde group to form silver mirror is ___.(Round off to the Nearest integer)
EASY

Which of the following precautions is necessary when performing Fehling's test?

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Which of the following statements is true regarding Tollen's test?

MEDIUM

Which of the following precautions is NOT necessary when performing Tollen's test?

MEDIUM

Which test is used to detect the presence of reducing sugars in a solution?

HARD

How many of the below compounds give Fehling solution test?

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MEDIUM

From the compounds given below, number of compounds which give positive Fehling's test is

Benzaldehyde, Acetaldehyde, Acetone, Acetophenone,Methanal, 4-nitrobenzaldehyde, cyclohexane carbaldehyde.

EASY

How many of the following will give a positive tollen's test?

1. Acetone.

2. Formaldehyde

3. Formic acid

4. Acetic acid

5.Benzaldehyde

MEDIUM
The compounds which give positive Fehling's test are:
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Choose the CORRECT answer from the options given below: