Aldehyde & Ketone-II Chemistry Test Series For NEET-2020

Test Preparation on Aldehyde & Ketone-II-Chemistry Test Series For NEET-2020

1.

Paraldehyde is used as a

1Medicine
2Poison
3Polymer
4Dye

2.

This polymer (b) is obtained when acetone is saturated withhydrogen chloride gas, B can be

1Phorone
2Formose
3Diacetone alcohol
4Mesityl oxide

3.

Acetaldehyde reacts with

1Electrophiles only
2Nucleophiles only
3Free radicals only
4Both electrophiles and nucleophiles

4.

Which one of the following on oxidation will not give acarboxylic acid with the same number of carbon atoms

1CH3COCH3
2CCl3CH2CHO
3CH3CH2CH2OH
4CH3CH2CHO

5.

Aldol condensation will not take place in

1HCHO
2CH3CH2CHO
3CH3CHO
4CH3COCH3

In HCHO because a-Hydrogen atom is absent

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