Which of the following is a good conductor of heat?

• metals

• non metals

The list which contains only metals is...

• aluminium, copper, nitrogen

• iron, oxygen, hydrogen

• 
  iron, copper, aluminium

• iron, sulphur, copper

Which of these metals will NOT react with acids?

• zinc

• magnesium

• 
  iron

• copper

Which of these elements is non-metallic?

• sulphur

• copper

• iron

• aluminium

Which of these is a compound?

• calcium

• calcium oxide

• copper

• chlorine

magnesium + chlorine --> ?

• magnesium bromide

• magnesium oxide

• magnesium chlorine

• magnesium chloride

magnesium carbonate + hydrochloric acid --> ? + carbon dioxide + water

• magnesium chloride

• magnesium oxide

• magnesium nitrate

• magnesium sulphate

Magnesium chloride is a salt and a...

• element

• compound

• solvent

• mixture

Which can react with acids to make hydrogen?

• metals

• non metals

As well as hydrogen, what else is made when metals react with an acid?

• another gas

• water

• a salt

• a sugar