NEET Chemistry The p-Block Elements (XII) Questions Solved

NEET - 2016

Which is the correct statement for the given acids?
(a) Phosphinic acid is a monoprotic acid while phosphonic acid is a diprotic acid
(b) Phosphinic acid is a diprotic acid while phosphonic acid is a monoprotic acid
(c) Both are triprotic acids
(d) Both are diprotic acids

(a) Phosphinic acid

Phosphonic acid

Due to the presence of one replaceable proton in phosphinic acid, it is monoprotic acid. And due to presence of two replaceable proton in phosphinic acid, it is diprotic acid.

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