p -Block elements - ll — Chemistry STD 12 Science — Question
CBSE BoardEnglish MediumSTD 12 ScienceChemistryp -Block elements - ll1 Mark
MCQ
Which of the following is planar
A
$Xe{F_2}$
B
$Xe{O_3}F$
C
$Xe{O_2}{F_2}$
✓
$Xe{F_4}$
✓
Answer
Correct option: D.
$Xe{F_4}$
d (d) In the formation of $Xe{F_4}, s{p^3}{d^2}$ hybridisation occurs which gives the molecule an octahedral structure. The xenon and four fluorine atoms are coplanar while the two equatorial positions are occupied by the two lone pairs of electrons.
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