Some formula./ valencies: Aluminum Al3+, Bromide Br-, Calcium Ca2+, Carbon C, Carbon dioxide CO2, Carbon monoxide CO, Chloride Cl-, Chlorine gas Cl2, Copper(II) Cu2+, Hydrochloric acid HCl, Hydrogen gas H2, Hydrogen sulfide gas H2S, Hydroxide OH-, Iron(II) Fe2+, Potassium K+, Sodium Na+, Sulfuric acid H2SO4, Sulfide S2-
Write a balanced chemical equation for each of the following reactions in a word processor.
- Potassium hydroxide can be used to neutralise a solution of hydrochloric acid.
- Sodium hydroxide can be used to neutralise a solution of sulfuric acid.
- Chlorine gas and potassium bromide react to produce potassium chloride and bromine gas.
- Aluminium and bromine combine violently to produce a compound.
- Sodium reacts violently with the water to produce sodium hydroxide and hydrogen gas.
- Iron(III) oxide when heated in hydrogen gas produces iron and what?
- Limewater (calcium hydroxide) reacts with carbon dioxide to form water and a precipitate of calcium carbonate.
- Limestone (calcium carbonate) when strongly heated forms carbon dioxide and quicklime (calcium oxide)
- Copper(II) oxide and carbon when heated together yield the metal copper and carbon monoxide gas.
- Hydrochloric acid and sodium sulfide yield the hydrogen sulfide gas and a salt.