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Chemical Bonding and Molecular Structure — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistryChemical Bonding and Molecular Structure1 Mark
MCQ
Which of the following molecules all bonds not equal?
  • ✓
    $\text{PCl}_5$
  • B
    $\text{SF}_6$
  • C
    $\text{BF}_3$
  • D
    $\text{AIF}_3$
✓

Answer

Correct option: A.
$\text{PCl}_5$
$\because$ Three bonds are in horizontal plane at $120^\circ ,$ two are in vertical plane $90^\circ ,$ axial bonds are longer and weaker than equatorial bond.

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