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CLEP Chemistry Practice Test

Category - Chemistry

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The reaction below shows carbon monoxide burning in oxygen:

2CO + O₂ ↔ 2CO₂

What is the change in the oxidation number of carbon for this reaction?

+2 to +1
+2 to +4
+4 to +1
+4 to +2

Explanation

Answer: B - +2 to +4

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CLEP Chemistry Practice Test

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CLEP Chemistry Practice Test

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