Question

Oxidation state of iron and sulphur in copper pyrite are respectively

• A. + 2 and -2
• B. + 2 and - 4
• C. + 3 and -4
• D. + 3 and - 6

Answer 1

Answer: (A)

Oxidation state of iron and sulphur in copper pyrite $(CuFe{S}_2)$ and + 2 and- 2 respectively.