The Electrochemical Series
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10 multiple choice questions
- 1.The electrochemical series shows equations representing reactions of which type?
- A.
Oxidation
- B.
Reduction
- C.
Neutralisation
- D.
Precipitation
- 2.Which of the following metals is highest in the electrochemical series?
- A.
Tin
- B.
Magnesium
- C.
Iron
- D.
Zinc
- 3.If a cell is set up with copper and one other metal, which other metal would allow a flow of electrons AWAY FROM the copper?
- A.
Aluminium
- B.
Nickel
- C.
Gold
- D.
Copper
- 4.In a cell, what type of charged particle flows in the wires?
- A.
Atoms
- B.
Protons
- C.
Ions
- D.
Electrons
- 5.In a half cell involving copper and nickel, which of the following chemicals could be used as an electrolyte for the copper electrode?
- A.
Nickel sulphate solution
- B.
Zinc nitrate solution
- C.
Copper chloride solution
- D.
Nickel chloride solution
- 6.Which of the following describes an oxidation reaction?
- A.
Nickel atoms turning into nickel ions
- B.
Chloride ions turning into chlorine molecules
- C.
Hydrogen ions turning into hydrogen molecules
- D.
Magnesium atoms losing electrons
- 7.
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Which of the following statements best describes the flow of electrons in the above circuit?- A.
From lead to zinc through the wires
- B.
From lead to zinc through the salt bridge
- C.
From zinc to lead through the salt bridge
- D.
From zinc to lead through the wires
- 8.Which of the following chemicals could NOT be used as an electrolyte in a cell?
- A.
Ammonium chloride
- B.
Calcium carbonate
- C.
Sodium nitrate
- D.
Copper(II) chloride
- 9.Which of the following statements describe a redox reaction?
- A.
Copper metal being added to zinc chloride solution
- B.
Magnesium being added to dilute nitric acid
- C.
Potassium iodide solution being added to lead(II) iodide solution
- D.
Sulphuric acid reacting with calcium carbonate
- 10.
- A.
Nothing
- B.
Effervesence
- C.
The colour of the solution will fade and a brown solid will form
- D.
The colour of the solution will become more intense and a silver solid will form
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