MCQ
Which of the following statements is incorrect?
- AThe bond angle follows the order
$CH _{4}> NH _{3}> H _{2} O > H _{2} S$
- ✓The bond order follows the order
$O _{2}^{+}> O _{2}> O _{2}^{-}> O _{2}^{2-}$
- CStrength of $'H'$ bond follows the order
$HF > H _{2} O > NH _{3}> HCl$
- DOf $\overline{ O }- C \equiv \stackrel{+}{ O }$, $O = C = O,$ the structures,$\overline{ O }- C \equiv \stackrel{+}{ O }$ is most stable structure
