Question

What is the oxidation number of O in CO2?

Answer 1

+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:

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