Chemistry - PERIODIC TABLE Question with Solution | TestHub

B-F distance in ${\mathrm{BF}}_4^{\Theta }$ is lesser than in ${\mathrm{BF}}_3$.

There is no change in bond angle in B(OH)₃ due to back bonding as compared to the case if back bonding is not present.

Electron affinity of P is more than that of N .

First ionisation energy of Cu is more than that of Zn .