CU2S(s) + O2(g) → 2CU(s) + SO2(g) What is the change in the oxidation number...
CHEMISTRY
JAMB 2002
CU2S(s) + O2(g) → 2CU(s) + SO2(g) What is the change in the oxidation number of copper in the reaction above?
- A. +1 to 0
- B. 0 to +2
- C. +2 to +1
- D. 0 to +1
Correct Answer: A. +1 to 0
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