Explain the formation of the following molecules using valence bond theory. `O_2` molecule

Explain the formation of the following molecules using valence bond theory. N_2 molecule

Explain the formation of the following molecules using hybridisation : BF_3 .

Explain the formation of the following molecules using hybridisation : BeCl_2 .

Explain the formation of Methane molecule by using Lewis notation.

What is hybridization ? Explain the formation of the following molecules using hybridization. (a) BeCl_2 (b) BF_3

Explain the formation of BF_3 molecule with the help of Valency Bond theory.

Explain the formation of Ammonia molecule by using Lewis notation.

Which one of the following molecules contains no pi bond ?

Which of the following molecules contains a triple bond?