MCQ
From each of the following pairs select the compound that will react faster with sodium iodide in acetone :
Pair $-\,A:$ $(1) \,2 - $ Chloropropane $(2) \,2-$ Bromopropane
Pair $-\,B:$ $(3) \,1 -$ Bromobutane $(4)\, 2-$ Bromobutane
- A$1, 3$
- B$1, 4$
- ✓$2, 3$
- D$2, 4$