
Electrolysis Reactions and Concepts
Interactive Video
•
Chemistry, Science
•
10th - 12th Grade
•
Hard

Jackson Turner
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of electrodes are used in the electrolysis of sodium chloride solution?
Copper
Iron
Graphite
Zinc
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the electrolysis setup, which terminal is the anode connected to?
Negative terminal
Positive terminal
Both terminals
Neither terminal
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which ions are attracted to the anode during electrolysis?
Protons
Neutral atoms
Cations
Anions
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the principal oxidation reaction at the anode in a concentrated NaCl solution?
Oxidation of water
Oxidation of chloride
Reduction of sodium
Reduction of hydrogen
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which reaction is more spontaneous at the anode in a standard one molar NaCl solution?
Reduction of hydrogen
Reduction of sodium
Oxidation of chloride
Oxidation of water
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the principal reduction reaction at the cathode in an acidic solution?
Reduction of sodium ions
Reduction of hydrogen ions
Oxidation of chloride ions
Oxidation of water
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a molten NaCl solution, what forms at the cathode?
Oxygen gas
Hydrogen gas
Sodium metal
Chlorine gas
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