JEE Main 2026 Chemistry question
"X" is an oxoanion of the lightest element of group 7 (in the periodic table). The metal is in +6 oxidation state in "X". The color of the potassium salt of X is
Answer: (1)
Solution
Lightest element of Group 7 is Mn. In +6 oxidation state, the oxoanion is , and is green.