What is Combination reaction with one example?

1.	What is Combination reaction with one example?
Answer» A combination reaction is a reaction in which two reactants combine to form one product. Ex- Burning of coal - C(s) + O2(g) → CO2(g). Those reactions in which two reactants combined to form single product known as combination reaction .For example: magnesium combined with oxygen to form magnesium oxide

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