Reaction Types

Synthesis reactions always...

Which chemical equation correctly represents the decomposition reaction that takes place when ammonia breaks down to form hydrogen gas and nitrogen gas?

Of the balanced chemical equations below, which one most correctly represents a combustion reaction?

The chemical equation, KClO3 → KCl + O2, is an example of which type of reaction?

When propane is reacted in the presence of oxygen gas, the products of this combustion reaction are:

Of the reactions below, which one is a double-replacement reaction?

Which of the following are decomposition reactions?

1.)CH4 (g) + O2 (g) → CO2 (g) + H2O (l)

2.) CaO (s) + CO2 (g) → CaCO3 (s)

3.)Mg (s) + O2 (g) → MgO (s)

4.) PbCO3 (s) → PbO (s) + CO2 (g)

The chemical equation, Cr + Fe(NO3)2 → Fe + Cr(NO3)3, is an example of which type of reaction?

In a decomposition reaction: