The P Block Elements Ques 7

7. Which of the following species has the highest dipolemoment?

[1997]

(a) $NH_3$

(b) $PH_3$

(c) $AsH_3$

(d) $SbH_3$

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Solution:

  1. (a) Order of dipole moment decreases as $NH_3>PH_3>AsH_3>SbH_3$ (Based upon electronegativity)