Carbon -halogen bond lengths increases in the order

Options

A. `C-F lt C-Cl lt C-Br lt C-I`
B. `C-I lt C - Br lt C- Cl lt C-F`
C. `C-I lt C-Br lt C-F lt C-Cl`
D. `C-I lt C-F lt C-Br lt C-Cl`

Answer

A

Explanation

The size of halogen increases in the order F lt Cl lt Br lt l.
Hence, the `C-X` bond length increases as
`C-F lt C-Cl lt C-Br lt C-l`