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CHEMISTRY DEPARTMENT WAID ACADEMY. Standard Grade Topic 9. 20. What name is given to the reaction of hydrochloric acid with magnesium oxide?. Precipitation. Addition. Acidification. Neutralisation. 20. Which chemical can neutralise an acidic solution?. Copper. Copper oxide.

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Chemistry department waid academy

CHEMISTRY DEPARTMENT

WAID ACADEMY

Standard Grade

Topic 9


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

20

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

  • Precipitation.

  • Addition.

  • Acidification.

  • Neutralisation.


Which chemical can neutralise an acidic solution

20

Which chemical can neutralise an acidic solution?

  • Copper.

  • Copper oxide.

  • Copper sulphate.

  • Copper chloride.


A salt is a compound formed when the

30

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.


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

20

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.


Which two chemicals will react to make the salt potassium nitrate

20

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.


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

20

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.


A base is a substance that

25

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.


Insoluble salts can be formed by

20

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.


Which of the reactions shown will produce a precipitate

20

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.


Chemistry department waid academy

40

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


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