The `CI - C - CI` angle in `1, 1, 2, 2`, tetrachloroethone and tetrachloromethane respectively will be about:

Options

A. `120^(@)` and `109^(@).5^(@)`
B. `90^(@)` and `109^(@).5^(@)`
C. `109.5^(@)` and `90^(@)`
D. `109^(@).5` and 120

Answer

A

Explanation

`underset(("Bond angle" ~= 120^(@)))underset("1, 1, 2, 2-Tetrachloroethane")(Cl-overset(Cl)overset(|)(C )=overset(Cl)overset(|)(C )-Cl) " " underset(("Bond angle" ~= 109.5^(@)))underset("Tetrachloromethane")(Cl-overset(Cl)overset(|)underset(Cl)underset(|)(C )-Cl)`