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When MgCO3(s) is strongly heated, it produces solid MgO as gaseous CO2 is driven off. Does the oxidation number of carbon change upon the formation of CO2?
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When MgCO3(s) is strongly heated, it produces solid MgO as gaseous CO2 is driven off.

Does the oxidation number of carbon change upon the  formation of CO2?

User Owenwater
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1 Answer

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MgCO_3--^T-->MgO + CO_2\uparrow

the oxidation number of carbon in MgCO3 = +IV
the oxidation number of carbon in CO2 = +IV

so, there is no change
User Jenny D
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