Question

The Dipole moment of chlorobenzene is 1.5D then find dipolemoment of hexachlorobenzene?​

Answer 1

Answer:

Dipole moments of 2Cl and 5Cl are vectorially cancelled.

The dipole moment is due to 1Cl and 3Cl.

μ=μ

1

2

+μ

2

2

+2μ

1

μ

2

cosθ

=(1.5)

2

×(1.5)

2

+2×1.5×1.5 cos 120

∴μ=1.5D

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