Chapter(4)
Electrolysis and Chemical Cells Quiz
Test your knowledge on electrolysis and chemical cells with this engaging quiz! Dive into questions about Faraday's laws, chemical reactions, and electroplating.
Challenge yourself with:
- 10 thought-provoking questions
- Multiple choice format
- Instant feedback on your answers
Section
Rose
Daisy
1. Anions is oxidized at the -------.
(A) electrolyte
(B) cathode
(C) anode
(D) electrolyte
2. Faraday's Laws express the ----- results of electrolysis.
(A) qualitative
(B) quantitative
(C) volumetric
(D) theoretical
3. What does a chemical cell produce?
(A) e.m.f
(B) electrons
(C) chemical reaction
(D) chemical energy
4. The passage of electricity through electrolytes is usually accompanied by -------.
(A) physical changes
(B) heat
(C) combination
(D) chemical decomposition
5. Articles to be electroplated are connected to the -------.
(A) cathode
(B) anode
(C) electrode
(D) electrolyte
6. What is correct cathode reaction for the electrolysis of molten sodium chloride using Pt electrodes?
(A) 2H❺ +2ē → H₂
(B) Na❺ + ē → Na
(C) Na → Na❺ + ē
(D) 2Cl❻ → Cl₂ + 2ē
7. In silver plating, ------- at the anode.
(A) oxygen is evolved
(B) hydrogen is evolved
(C) silver dissolved
(D) silver is deposited
8. The ions discharged at Pt cathode and Pt anode in electrolysis of dilute copper(II)sulphate solution are -------.
(A) H❺ and OH❻
(B) H❺ and SO₄²❻
(C) Cu²❺ and SO₄²❻
(D) Cu²❺ and OH❻
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