Q. Oxidation number of $X e$ in $B a_{2} X e O_{6}$ is

1949 161 Redox Reactions Report Error

A

+8

39%

B

+10

40%

C

+4

10%

D

+3

11%

Solution:

$B a_{2} + 2 X e O_{6} x - 2 : 2 (+ 2) + x + 6 (- 2) = 0 \Rightarrow x = + 8$