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.