Identify correct statements from the following.

A) Nitrogen cannot show pentavalency.

B) Nitrogen cannot show +5 oxidation state in its compounds.

C) Boron cannot show +3 oxidation state in its compounds.

D) Boron cannot form trivalent cations.

A) Nitrogen cannot show pentavalency…… Non availability of vacant orbitals.

B) Nitrogen can show +5 oxidation state in its compounds…… N₂O₅.

C) Boron can show +3 oxidation state in its compounds……… BF₃.

D) Boron cannot form trivalent cations…… Sum of IP₁, IP₂ and IP₃ is very high.