The bond dissociation energies of X₂, Y₂ and XY are in the ratio of 1 : 0.5 : 1. ΔH for the formation of XY is –200 kJ mol⁻¹. The bond dissociation energy of X₂ will be
A
200 kJ mol⁻¹
B
100 kJ mol⁻¹
C
400 kJ mol⁻¹
D
800 kJ mol⁻¹

Question

The bond dissociation energies of X₂, Y₂ and XY are in the ratio of 1 : 0.5 : 1. ΔH for the formation of XY is –200 kJ mol⁻¹. The bond dissociation energy of X₂ will be

Accepted Answer

400 kJ mol⁻¹

Answer

200 kJ mol⁻¹

Answer

100 kJ mol⁻¹

Answer

800 kJ mol⁻¹

NEET Physics Bond Energy MCQ Question

Correct Answer

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