Which amongst the following is the strongest acid ?
Question:

Which amongst the following is the strongest acid ?

1. $\mathrm{CHI}_{3}$

2. $\mathrm{CHCI}_{3}$

3. $\mathrm{CHBr}_{3}$

4. $\mathrm{CH}(\mathrm{CN})_{3}$

Correct Option: , 4

Solution:

CN makes anino most stable so answer is $\mathrm{CH}(\mathrm{CN})_{3}$