1.

Among the following acidic strength is (1) CH_(3) - CH_(2) - COOH ""(2) CH_(3) - underset(CN) underset(|) (CN) - COOH (3)CH_(3) - underset(Cl) underset(|) (CH) - COOH""(4) CH_(3) - underset(NO_(2))underset(|) (CH) - COOH

Answer»

`4 gt 1 gt 2 gt 3`
` 3 gt 4 gt 2 gt 1`
` 4 gt 2 gt 3 gt 1`
` 4 gt 3 gt 2 gt 1`

Answer :C


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