Chemical Bonding And Molecular Structure Question 161

Question: Which of the following molecules has trigonal planer geometry [CBSE PMT 2005]

Options:

A) $ IF_3 $

B) $ PCl_3 $

C) $ NH_3 $

D) $ BF_3 $

Show Answer

Answer:

Correct Answer: D

Solution:

No. of e- pair $ =3+\frac{1}{2}[3-3] $ =0 No. of e- pair $ =3 $ +0 No. of atom bonded to the central atom $ =3 $ In case of 3, 3 geometry is Trigonal planar.



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