JEE Main Chemistry question

Which bond angle results in the minimum dipole moment for a triatomic molecule ?

(A)
(B)
(C)
(D)Correct

Answer: (D)

Solution

The resultant dipole moment of two identical X–Y bond dipoles is , where is the Y–X–Y bond angle. This is smallest (zero) when (linear), since the two bond dipoles

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Question ID VK-133685