Sum of oxidation states of bromine in bromic acid and perbromic acid is ____.
Answer: 12
Solution
In bromic acid, , balancing for hydrogen and for each of three oxygens leaves bromine in the oxidation state . In perbromic acid, , the same balance with four oxygens leaves bromine in the oxidation state . Their sum, together with , is 12.
JEE Main · 2023 · 01 Feb 2023 · Shift 1 · Integer answer