CF4, SF4 and XeF4 contain the following electronicstructure on their central atoms. Which one iscorrect option?
  • a)
    1, 2 and 3 lone pairs of electrons respectively
  • b)
    0,1 and 2 lone pairs of electrons respectively
  • c)
    1,1 and 1 lone pairs of electrons respectively
  • d)
    No lone pairs ofelectrons on any molecule
Correct answer is option 'B'. Can you explain this answer?

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Answers

Stepway Academy
Feb 14, 2022
CF4−sp3 , tetrahedral but no unpaired electron.
SF4−sp3d, trigonal bipyramidal with one unpaired electron.

XeF4−sp3d2, square planar, two lone pairs of electrons.

CF4−sp3 , tetrahedral but no unpaired electron.SF4−sp3d, trigonal bipyramidal with one unpaired electron.XeF4−sp3d2, square planar, two lone pairs of electrons.
CF4−sp3 , tetrahedral but no unpaired electron.SF4−sp3d, trigonal bipyramidal with one unpaired electron.XeF4−sp3d2, square planar, two lone pairs of electrons.