JEE Main201910 Jan 2019Morning ShiftChemistryChemical Bonding and Molecular StructureActual
Two pi and half sigma bonds are present in:
Options
- AO 2 -
- BN 2 +
- CN 2
- DO 2
Correct answer
B. N 2 +
Step-by-step solution
O 2 − = σ 1 s 2 < σ * 1 s 2 < σ 2 s 2 < σ * 2 s 2 < σ 2 p x 2 = π 2 p y 2 = π 2 p z 2 < π * 2 p y 2 = π * 2 p z 1 Bond Order = 6 − 3 2 = 1.5 O 2 = σ 1 s 2 < σ * 1 s 2 < σ 2 s 2 < σ * 2 s 2 < σ 2 p x 2 < π 2 p y 2 = π 2 p z 2 < π * 2 p y 1 = π * 2 p z 1 Bond order = 6 − 2 2 = 2 N 2 = σ 1 s