Q. The non-existent species is:

1994 279 The p-Block Elements - Part2 Report Error

A

$X e F_{5}$

64%

B

$B r F_{4}$

46%

C

$S b F_{5}$

30%

D

$P F_{5}$

13%

Solution:

$X e$ forms $X e F_{2}, X e F_{4}$ or $X e F_{6}$ compounds with fluorine.