1.

The correct order of increasing acidic strength is_____.

Answer»

PhenolltEthanolltChloroacetic acidltAcetic acid
EthanolltPhenolltChloroacetic acidltAcetic acid
EthanolltPhenolltAcetic acidltChloroacetic acid
Chloroacetic acidltAcetic acidltPhenolltEthanol

Solution :Due to -I-effect of Cl, chloroacetic acid is a STRONGER acid than acetic acid. Further, due to STABILIZATION of phenoxide ion by resonance and no such stabilization in CASE of ethoxide ion, PHENOL is a stronger acid than ethanol. Thus, the overall acid STRENGTH increases in the order: ethanolltphenolltacetic acidltchloroacetic acid.


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