- ammonium carbonate decomposes: ammonia gas, water, and carbon dioxide gas
- ammonium hydroxide decomposes: ammonia gas and water
- group I metals and water react: metallic oxides and hydrogen gas
- metallic carbonates decompose: metallic oxides and carbon dioxide gas
- metallic hydrogen carbonates decompose: metallic oxides, water and carbon dioxide gas
- metallic oxides and water react: metallic hydroxides and hydrogen gas
- nonmetallic oxides and water react: acids
- sulfurous acid decomposes: sulfur dioxide gas and water