Copper (II) sulfide reacts with nitric acid according to the balanced equation:

ID: 828488 • Letter: C

Question

3 CuS(s) + 8 H+(aq) + 2 NO3-(aq) ? 3 Cu2+(aq) + 3 S(s) + 4 H2O(l) + 2 NO(g)

The compund that is oxidized is?

Copper (II) sulfide reacts with nitric acid according to the balanced equation:

3 CuS(s) + 8 H+(aq) + 2 NO3-(aq) ? 3 Cu2+(aq) + 3 S(s) + 4 H2O(l) + 2 NO(g)

Which element is being oxidized?

Copper (II) sulfide reacts with nitric acid according to the balanced equation:

3 CuS(s) + 8 H+(aq) + 2 NO3-(aq) ? 3 Cu2+(aq) + 3 S(s) + 4 H2O(l) + 2 NO(g)

Which element is being reduced?

1.
cus (copper(ii)sulphide)
2.
s (sulphur)

from -2 to 0
3.
N (Nitrogen)

from +5 to +2

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