Q. Which of the following molecules is linear in shape ?
UP CPMTUP CPMT 2014Chemical Bonding and Molecular Structure
Solution:
Molecule
No. of bonded
pairs of electrons
No. of lone pairs
of electrons
Total electron
pairs
Hybridization
Actual
Shape
$XeO_3$
$3$
$1$
$4$
$sp^3$
Pyramidal
$XeF_2$
$2$
$3$
$5$
$sp^3d$
Linear
$XeF_4$
$4$
$2$
$6$
$sp^3d^2$
Square
planar
$XeF_6$
$6$
$1$
$7$
$sp^3d^3$
Distorted
octahedral
| Molecule | No. of bonded pairs of electrons | No. of lone pairs of electrons | Total electron pairs | Hybridization | Actual Shape |
|---|---|---|---|---|---|
| $XeO_3$ | $3$ | $1$ | $4$ | $sp^3$ | Pyramidal |
| $XeF_2$ | $2$ | $3$ | $5$ | $sp^3d$ | Linear |
| $XeF_4$ | $4$ | $2$ | $6$ | $sp^3d^2$ | Square planar |
| $XeF_6$ | $6$ | $1$ | $7$ | $sp^3d^3$ | Distorted octahedral |