Which one of the following has the highest dipole moment ?
Which one of the following has the highest dipole moment ?
A. `AsH_3`
B. `SbH_3`
C. `PH_3`
D. `NH_3`
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Correct Answer - D
In the given molecules nitrogen has greater electronegativity .So, it has greater dipole moment and correct order of dipole moment is
`NH_3 gt PH_3 gt AsH_3 gt SbH_3`
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