The reaction SO2 (g) + O2 (g) → SO3 (g) is an example of which of the following reaction types? (Choose ALL that apply.)

Question

Acid-Base (Neutralization)
	Combination (Synthesis)
	Combustion
	Decomposition
	Double Displacement (Double Replacement, Exchange)
	Oxidation-Reduction (Redox)
	Precipitation
	Single Displacement (Single Replacement)

Answer 1

It is a combustion reaction, but also it is a redox reaction.