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ashish_banga (966)

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Olaaa!! Perrrfect answer. 152  bad job dude!! I dont approve of this answer! 1  [257 rates]

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answer is 3
compare 1 and 4
4 is the weaker acid
now compare second and third, 3 is weaker acid
now compare 3 and 4 , 3 is weaker as the electron withdrawing group is farther
 this reply: 5 points  (with Olaaa!! Perrrfect answer.   in 1 votes )   [?]
 
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