Which of the following are Lewis acids? (i) BF 3 (ii) H 2 O (iii) HSO 4- (iv) SO 3

Question

Which of the following are Lewis acids? (i) BF 3 (ii) H 2 O (iii) HSO 4- (iv) SO 3 (A) (i) and (iii) (B) (i) and (ii) (C) (i) and (iv) (D) (iii) and (iv)

Tardigrade Admin · Accepted Answer

BF 3 and SO 3 are Lewis acids because they can accept electron pairs.

Q. Which of the following are Lewis acids?
(i) $B F_{3}$
(ii) $H_{2} O$
(iii) $H S O_{4}^{-}$
(iv) $S O_{3}$

(i) and (iii)

(i) and (ii)

(i) and (iv)

(iii) and (iv)

$B F_{3}$ and $S O_{3}$ are Lewis acids because they can accept electron pairs.

Q. Which of the following are Lewis acids? (i) BF3​ (ii) H2​O (iii) HSO4−​ (iv) SO3​