Equilibrium Question 89
Question: Which of the following is Lewis acid [NCERT 1978; EAMCET 1987; MP PET 1994; CPMT 1990; AFMC 1997; RPMT 1999]
Options:
A) $ BF_3 $
B) $ C{l^{-}} $
C) $ H_2O $
D) $ NH_3 $
Show Answer
Answer:
Correct Answer: A
Solution:
$ BF_3 $ is a Lewis acid because -B- has incomplete octet.