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What is the oxidation number of O in CO2?

User Nam Pham
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Answer:

+4

Oxidation number of carbon in CO2 is :

Let x be the oxidation state of C in CO2. Since, the overall charge on the complex is 0, the sum of oxidation states of all elements in it should be equal to 0. Hence, the oxidation state of C in CO2 is +4

Explanation:

I hope this helps!

User Mehdi Charife
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