Question
Chemistry Question on Redox reactions
What is the oxidation number of Br in KBrO4 ?
A
6
B
7
C
5
D
8
Answer
7
Explanation
Solution
Let the oxidation no. of Br be x. In KBrO, + 1 + x + 4 (-2) = 0, - 7 + x = 0, x = + 7
What is the oxidation number of Br in KBrO4 ?
6
7
5
8
7
Let the oxidation no. of Br be x. In KBrO, + 1 + x + 4 (-2) = 0, - 7 + x = 0, x = + 7