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WorksheetsSalts
Total questions: 20
Worksheet time: 20mins
Which of the following statements best define the term ‘salt’?
Salt is formed when metal reacts with an alkali.
Salt contains sodium ions and chloride ions.
Salt is formed from a weak Van der Waals’ forces of attraction.
Salt is formed when the hydrogen ions in an acid is replaced by metal or ammonium ions.
Which of the following reaction can produce sodium nitrate and water?
Sodium chloride solution and nitric acid.
Sodium sulphate solution and nitric acid.
Sodium hydroxide solution and nitric acid.
Sodium and dilute nitric acid.
Which of the following is true about the soluble and insoluble salt?
A
B
C
D
Which of the following salts can be prepared by using double decomposition method?
Silver chloride
Barium nitrate
Sodium carbonate
Lead (II) nitrate
Which of the following are the physical characteristics of salt crystal?
I They have similar size.
II They have fixed angle.
III They have fixed geometrical shapes.
IV They have flat surface, straight edges and sharp angles.
I, II and III
I, II and IV
I, III and IV
II, III and IV
Which of the following substances can be used to prepare copper (II) chloride by reaction with hydrochloric acid?
I Copper (II) oxide
II Copper (II) nitrate
III Copper (II) carbonate
IV Copper (II) hydroxide
I, II and III
I, II and IV
I, III and IV
II, III and IV
Which of the following reagents are suitable to prepare lead (II) sulphate salt?
Lead (II) oxide and sulphuric acid.
Lead (II) carbonate and sulphuric acid.
Lead (II) nitrate and potassium sulphate.
Lead (II) chloride and sodium sulphate.
Which of the following mixture will react to produce an aqueous zinc nitrate solution?
I Zinc carbonate and dilute nitric acid.
II Zinc oxide and dilute nitric acid.
III Zinc oxide and potassium nitrate solution.
IV Zinc and aqueous sodium nitrate solution.
I and II
II and III
III and IV
I and IV
What is the volume of alkali needed to produce 0.745 g of salt?
[Relative atomic mass: K = 39, H = 1, O = 16, Cl = 35.5]
5 cm3
10 cm3
15 cm3
20 cm3
6.8 g of calcium carbonate reacts with 50 cm3 of 1 mol dm–3 hydrochloric acid, HCl. Determine the mass of calcium carbonate that has not taken part in the reaction.
[Relative atomic mass: Ca = 40, C = 12, O = 16]
2.5 g
3.8 g
4.3 g
5.5 g
Which of the following is true about the use of salt?
A
B
C
D
Which of the following pairs of solutions will produce a white precipitate?
Lead (II) nitrate and sodium chloride.
Magnesium nitrate and sodium sulphate.
Calcium nitrate and sodium chloride.
Barium sulphate and sodium chloride.
Sodium carbonate solution is added into copper (II) nitrate solution in an experiment. What is the colour of the precipitate obtained?
Green
Yellow
White
Brown
Which of the following ions is in white precipitate and insoluble in excess sodium hydroxide solution?
Al3+
Pb2+
Zn2+
Mg2+
An aqueous iron (II) sulphate is added with aqueous sodium hydroxide and aqueous barium chloride. Which of the following is true about the observation of both the reaction?
A
B
C
D
Solution X is mixed with the following reagents.
i) dilute sulphuric acid
ii) iron(II) sulphate
iii) concentrated sulphuric acid
Brown ring is formed at the end of the reaction. What is the solution X?
Barium chloride
Sodium nitrate
Potassium sulphate
Magnesium oxide
A few drops of sodium hydroxide, NaOH solution, is added to an aqueous solution. A green precipitate is formed. Which of the following may be present in the solution?
Cu2+
Fe2+
Fe3+
NH4+
A substance, P, dissolves in dilute hydrochloric acid to produce a gas which turn lime water milky. When aqueous sodium hydroxide is added, a brown precipitate is formed. What is probably P?
Iron (III) carbonate
Zinc carbonate
Magnesium carbonate
Lead (II) carbonate
The following tests are conducted on solution X as shown in Table 1. Which of the following ions is present in solution X?
Ca2+
Zn2+
Mg2+
Pb2+
The following information explains the properties of P.
Which of the following is P?
Barium sulphate
Silver chloride
Magnesium oxide
Lead (II) carbonate
