Explain why BeH_(2) molecule has a zero dipole moment although be Be-H

1.	Explain why BeH_(2) molecule has a zero dipole moment although be Be-H bonds are polar.
Answer» SOLUTION :`BeH_(2)` MOLECULE is linear (H-Be-H). Its bond angle is `180^(@)`. The two Be-H bond MOMENT are equal and opposite and HENCE cancel out each other.

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