Chemical Changes

Carbon dioxide

Carbon dioxide

________ and Water are produced.

Alkali

________- substance that dissolves in water and dissociates (break up) to give hydroxide ions (OH)- which is responsible for the properties of a(n) ________.

Acids

________- substance that dissolves in water and dissociates (break up) to give hydrogen ions (h+) which is responsible for the properties of a(n) ________.

Charcoal

________ (carbon) in a barbecue pit burns in oxygen to form carbon dioxide.

Copper

________ (II) carbonate is heated to form ________ (II) oxide and carbon dioxide.

Combustion of methane

________ gas (natural) to generate electricity in power plants which forms carbon dioxide and water- If combustion is incomplete, produces carbon monoxide, carbon dioxide and water.

Hydrochloric acid

________ (acid) reacts with sodium hydroxide (alkali) to form sodium chloride and water.

Combustion of methane gas(natural) to generate electricity in power plants which forms carbon dioxide and water

If combustion is incomplete, produces carbon monoxide, carbon dioxide and water

Acids

substance that dissolves in water and dissociates (break up) to give hydrogen ions (h+) which is responsible for the properties of an acid

Alkali

substance that dissolves in water and dissociates (break up) to give hydroxide ions (OH-) which is responsible for the properties of an alkali