1.

90.SP(4) Can't be predictedThe decreasing order of acidity of followingbenzoic acid derivatives is :COOHNO(P)COOHOCH,COOH(R)ОСН,COOH(S)n.​

Answer»

Answer:

THUS we know that CARBOXYLIC group is MAIN from aldehyde and ketones , than this is (p) COOHOCH, COOH



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