NEET Solved Paper 2017 Question 11

Question: Which one is the most acidic compound?

Options:

A) $ P _2O _5 $

B) $ CO _2 $

C) $ SO _2 $

D) $ NO _2 $

Show Answer

Answer:

Correct Answer: A

Solution:

  • $ -NO _2 $ group has very strong ?I & ?R effects.