Reactions of meatls

The starting materials of any chemical reactions are called.

• products

• ingredients

• reactants

• by products

The chemical name of burning is .....

• Displacement

• Reduction

• Neutralisation

• Combustion

Identify a product in this reaction

• light energy

• water

• carbon dioxide

• glucose

When metal reacts with oxygen, they form

• metal chloride

• metal oxide

• metal oxygenide

• metal hydroxide

What two substance will react together to form sodium oxide

• sodium and chlorine

• sodium and water

• sodium and hydrochloric acid

• sodium and oxygen

What is the sign of a chemical reaction when any metal reacts with acid?

• precipitate forms

• color change

• increase in acidity level

• fizzing / bubbles of gas

What gas is produced when an acid is poured onto a metal?

• chlorine gas

• hydrogen gas

• ammonia gas

• carbondixoide gas

Pick the odd one out

• malleable

• dull

• conductor of electricity

• high melting point

Which of the following is NOT a property of non-metals?

• brittle

• bad condutor of heat

• have luster

• low melting and boiling points

Which of the following is NOT a salt?

• sodium chloride

• calcium nitrate

• magnesium sulfate

• potasium hydroxide