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Redox Reactions · 2020 · 2 Sep · Shift 2

1 Chemistry questions from this JEE Main paper

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JEE Main
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2020 · 2 Sep · Shift 2
Chemistry
Redox Reactions

Redox Reactions · 2020 · 2 Sep · Shift 2

1 Chemistry questions from this JEE Main paper

Q4.The oxidation states of transition metal atoms in $K_{2} C r_{2} O_{7}$ , $K M n O_{4}$ and $K_{2} F e O_{4}$ , respectively, are x, y and z. The sum of x, y and z is .
Chemistry · Redox Reactions · Numerical