Assertion : `CO_2` is a Lewis Acid.
Reason: It can accept a proton.

Assertion : OH^- can behave as amphoteric. Reason : It can accept and donate H^+ .

Assertion : PF_(3) behaves as a lewis acid. Reason: PF_(3) has a pyramidal structure .

Assertion : H_(3)BO_(3) is a weak acid. Reason : Water extracts the proton of H_(3)BO_(3) .

Assertion : H_(3)BO_(3) is a weak acid. Reason : Water extracts the proton of H_(3)BO_(3) .

Assertion: Na_(2)HPO_(3) is an acidic salt Reason: An acidic salt contains an ionisable proton.

Assertion (A): Methane can't act as Lewis acid Reason (R): The carbon can't expand it's octet by accepting electron pairs.

Assertion : HCO_3^- can act as an acid as well as a base Reason : HCO_3^- can lose as well as gain proton.

BCl_(3) behavs a a Lewis acid Give reason.

BCl_(3) behavs a a Lewis acid Give reason.