+2 votes
in Class 11 by kratos

Explain why BeH2 molecule has a zero dipole moment although the Be-H bonds are polar.

1 Answer

+1 vote
by kratos
 
Best answer

This is because BeH2 is a linear molecule and the two bond dipoles oriented at an angle of 180° neutralize each other. As a result, the net dipole moment of the molecule is zero.

H ←+ Be +→ H (←+ + +→), μ = 0

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