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Question

Acetone give addition elimination reaction with :

A
Hydroxyl amine
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B
Sodiumbisulphite
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C
Hydrogen sulphide
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D
Ylide
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Solution

The correct options are
A Hydroxyl amine
C Hydrogen sulphide
D Ylide
Acetone give addition elimination reaction with hydroxyl amine, hydrogen sulphide and ylide. With sodium bisulphite, it gives addition reaction.
A) Acetone reacts with hydroxylamine to form oxime.
CH3COCH3+H2NOH(CH3)2C=NOH+H2O
B) Acetone reacts with sodium bisulphite to form Acetone sodium bisulphite.
CH3COCH3+NaHSO3(CH3)2C(OH)SO3Na
C) Acetone reacts with hydrogen sulfide to form (CH3)2C=S
CH3COCH3+H2S(CH3)2C=S+H2O
D) Acetone reacts with phosphorus ylide to form triphenyl phosphine oxide.
CH3COCH3+(C6H5)3P=CR2(CH3)2CR2+O=P(C6H5)3

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