Year 10 / Year 11 Electrolysis of aqueous solutions
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Last updated 5 months ago
11 questions
4
Which ions would be in an aqueous solution of copper sulfate NaCl(aq)
Which ions would be in an aqueous solution of copper sulfate NaCl(aq)
3
Which ions would be in an aqueous solution of sodium chloride (aq)
Which ions would be in an aqueous solution of sodium chloride (aq)
4
Complete the diagram
Other Answer Choices:
reduction at the cathode
oxidation at anode
NaCl (aq)
Cl2
H2
1
Match the product to the electrode.
Match the product to the electrode.
P | Q | R | S | |
|---|---|---|---|---|
Br2 | ||||
Pb | ||||
Cl2 | ||||
H2 |
1
Which electrode will be coated with copper?
Which electrode will be coated with copper?
1
Brine is a concentrated sodium chloride solution.
Contains Cl-
H+
Na+
and OH-
At the cathode 2H⁺ + 2 e⁻ → H₂ (reduction)
At the anode 2Cl⁻ → Cl₂ + 2e⁻ (oxidation).
Other Answer Choices:
Hydrogen gas
sodium hydroxide
cathode
anode
4
Other Answer Choices:
Cl2
Br2
H2
Pb
1
4
Other Answer Choices:
DC power source
Anode oxidation
cathode (reduction)
electrolyte
1
1