1.

H_(3)BO_(3) is :

Answer»

MONOBASIC and WEAK Lewis ACID.
Monobasic and weak Bronsted acid.
Monobasic and strong Lewis acid.
Tribasic and weak Bronsted acid.

Solution :B in `H_(3)BO_(3)` is electron deficient and therefore, it is a Lewis acid. It ACCEPTS a `OH^(-)` ion from water liberating a proton. Therefore, it behaves as a monobasic acid.


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