Q. In the following figure the $C r - O - C r$ bond angle is of $X^{\circ}$ . What is the exact value of $X^{\circ}$ ?

528 205 The d-and f-Block Elements Report Error

A

$12 6^{\circ}$

B

$13 6^{\circ}$

C

$11 6^{\circ}$

D

$10 6^{\circ}$

Solution:

Correct answer is (a) $12 6^{\circ}$