In which of the following molecules are all the bonds not of equal length ?
A
BCl3
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B
PF5
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C
CF4
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D
SF6
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Solution
The correct option is CPF5 Single-crystal X-ray studies indicate that the PF5 molecule has two distinct types of P−F bonds (axial and equatorial): the length of an axial P−F bond is 158.0 pm and the length of an equatorial P−F bond is 152.2 pm.