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What is the decreasing order of strength...

What is the decreasing order of strengths of the following bases ?
`overset (Ө) OH, NH_2^ (Ө), H-C -= C^ (Ө) `, and `CH_3 - CH_2^ (Ө)`.

A

`CH_3CH_2^(-) gt NH_2^(-) gt HC-=C^(-) gt OH^(-)`

B

`HC-=C^(-) gt CH_3CH_2^(-) gt NH_2^(-) gt OH^(-)`

C

`OH^(-) gt NH_2^(-) gt HC -=C^(-) gt CH_3CH_2^(-)`

D

`NH_2^(-) gt HC -=C^(-) gt OH^(-) gt CH_3CH_2^-`

Text Solution

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The correct Answer is:
A
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