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In which of the following compounds the methylene hydrogens are most acidic
A. |
`CH_3COCH_2CH_3` |
B. |
`CH_3CH_2COOEt` |
C. |
`CH_3CH_2CH(COOEt)_2` |
D. |
`CH_3COCH_2CN` |
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Methylene hydrogens are most acidic in this compound as `Ch_2` group is flanked by two electrons withdrawing groups