Question

Observe the following molecules. $PCl_5, BrF_5, ClF_5, PF_5, ClF_3, XeF_4, XeF_2, IF_5$ The number of molecules having square pyramidal geometry from the above is

• A. 4
• B. 5
• C. 3
• D. 6

Answer 1

Answer: (C)

3

Answer 2

The number of molecules having square pyramidal geometry from the given molecules is $3$, i.e. $BrF _{5}, IF _{5}, CIF _{5}$. The geometries of the other given molecules are as follows: