In chromite ore, the oxidation number of iron and chromium are respectively.

Question

In chromite ore, the oxidation number of iron and chromium are respectively. (A) +3,+2 (B) +3,+6 (C) +2,+6 (D) +2,+3

Tardigrade Admin · Accepted Answer

Actual composition of chromite ore (.FeCr2O4.) is FeO. C r2O3 . In FeO, the oxidation state of Fe is +2 while in C r2O3 , the oxidation state of Cr is +3.

Q. In chromite ore, the oxidation number of iron and chromium are respectively.

+3,+2

+3,+6

+2,+6

+2,+3

Actual composition of chromite ore $(F e C r_{2} O_{4})$ is FeO. $C r_{2} O_{3}$ . In FeO, the oxidation state of Fe is +2 while in $C r_{2} O_{3}$ , the oxidation state of Cr is +3.

Q. In chromite ore, the oxidation number of iron and chromium are respectively.

+3,+2

+3,+6

+2,+6

+2,+3

Actual composition of chromite ore (FeCr2​O4​) is FeO. Cr2​O3​ . In FeO, the oxidation state of Fe is +2 while in Cr2​O3​ , the oxidation state of Cr is +3.

Actual composition of chromite ore $(F e C r_{2} O_{4})$ is FeO. $C r_{2} O_{3}$ . In FeO, the oxidation state of Fe is +2 while in $C r_{2} O_{3}$ , the oxidation state of Cr is +3.