Homework Help: Chemistry

Posted by Jade on Thursday, March 21, 2013 at 3:03pm.

Identify the atom that increases in oxidation number in the following redox reaction.
2MnO2 + 2K2CO3 + O2 2KMnO4 + 2CO2

*A.) Mn
B.) O
C.) K
D.) C

Please show work

Thank you.

Chemistry - DrBob222, Friday, March 22, 2013 at 2:23am
Mn goes from +4 on the left to +7 on the right.
O goes from zero on the left to -2 on the right.
You REALLY need to learn to type the arrow.

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