Problem: What is the oxidation number of carbon in the ion CO32-?

FREE Expert Solution

We’re being asked to determine the oxidation state of carbon in CO32– (carbonate ion).


The rules for oxidation states are as follows:

A. General Rules:

1. For an atom in its elemental form (Zn, Cl2, C(graphite), etc.)    O.S. = 0

2. For an ion (Li+, Al3+, etc.)                                                       O.S. = charge

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Problem Details

What is the oxidation number of carbon in the ion CO32-?

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What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Calculate Oxidation Number concept. If you need more Calculate Oxidation Number practice, you can also practice Calculate Oxidation Number practice problems.