MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic ChemistryGOCPrevious Year Questions

Which is the strongest acid ? (CPMT 2009)

A.C6H6

B.C3H6

C.CH

D.CH3OH✓ Correct

Explanation

Here, the strongest acid is the methanol, because there is large polarity between oxygen and hydrogen atom of alcohol group. Other compounds are less acidic because there is no polarity among them. Only CH CH which is sp- hybridised have some acidity because of larger % s- character. Thus, the correct option is (d)- 3 CH OH

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