What name is given to the reaction of hydrochloric acid with magnesium oxide

1
CHEMISTRY DEPARTMENT WAID ACADEMY
Standard Grade Topic 9
2
What name is given to the reaction of
hydrochloric acid with magnesium oxide?

• Precipitation.
• Addition.
• Acidification.
• Neutralisation.

3
Which chemical can neutralise an acidic
solution?

• Copper.
• Copper oxide.
• Copper sulphate.
• Copper chloride.

4
A salt is a compound formed when the

• hydrogen ion in an acid is replaced by a metal
  ion from the neutraliser.
• hydroxide ion in an alkali is replaced by a metal
  ion from the neutraliser.
• hydrogen ion in an alkali is replaced by a metal
  ion from the neutraliser.Copper chloride.
• hydroxide ion in an acid is replaced by a metal
  ion from the neutraliser.

5
What are the products of the reaction between
copper carbonate and sulphuric acid?

• copper chloride and water.
• copper sulphate and water
• copper chloride, carbon dioxide and water
• copper sulphate, carbon dioxide and water.

6
Which two chemicals will react to make the salt
potassium nitrate?

• Potassium sulphate and sodium nitrate.
• Potassium oxide and hydrochloric acid.
• Nitric acid and potassium hydroxide.
• Potassium carbonate and sulphuric acid.

7
What are the products of a reaction between
magnesium and hydrochloric acid?

• Magnesium chloride and hydrogen.
• Magnesium chloride and water.
• Magnesium chloride, hydrogen and water.
• Magnesium chloride, carbon dioxide and water.

8
A base is a substance that

• neutralises acids.
• dissolve in water to form an acidic solution.
• reacts with carbonates to give off carbon dioxide
  gas.
• forms an insoluble solid when two solutions are
  mixed.

9
Insoluble salts can be formed by

• the titration reaction between and acid solution
  and an alkaline solution.
• the addition of excess metal carbonate to an acid
  solution.
• a precipitation reaction.
• the addition of excess MAZIT metal to an acid.

10
Which of the reactions shown will produce a
precipitate?

• Silver nitrate solution reacting with sodium
  chloride solution.
• Magnesium metal reacting with sulphuric acid
  solution.
• Copper(II) oxide reacting with hydrochloric acid
  solution.
• Sodium hydroxide solution reacting with nitric
  acid solution.

11
What volume of 0.2 mol/l sodium hydroxide, NaOH,
is required to neutralise 20 ml of 0.1 mol/l
sulphuric acid solution, H2SO4?

• 10ml.
• 20ml
• 30ml
• 40ml