The percentage of pyridine (C5H5N) that forms pyridinium ion (C5H5N+H) In A 0.10 M aqueous pyridine solution (Kb for C5H5N = 1.7 X 10 -9) is?

1. 0.0060%

2. 0.013%

3. 0.77%

4. 1.6%

Subtopic:  Ionisation Constant of Acid, Base & Salt |
 74%
From NCERT
NEET - 2016
Please attempt this question first.
Hints
Please attempt this question first.