IGCSE O Level Chemistry MCQs - Chapter 4
Electricity and Chemistry Trivia Questions and Answers PDF - 16
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Electricity & Chemistry Questions & Answers PDF Download: MCQ Quiz 16
MCQ 76: The difficulty of discharge is highest in
- hydroxide ions
- bromide ion
- nitrate ion
- chloride ions
MCQ 77: Impurities like silver and gold are found in the anode of
- Magnesium
- Copper
- Graphite
- Carbon
MCQ 78: In a dry cell, electrolyte paste is formed of
- ammonium sulphate
- ammonium nitrate
- ammonium chloride
- zinc sulphate
MCQ 79: Oxidation of Hydrogen Gas (H2) to prevent polarization occurs through
- paste of manganese oxide
- depolarizing mixture of manganese oxide and ammonium chloride
- powdered carbon
- carbon acting as the negative terminal
MCQ 80: Electrodes refer to the
- switches in a battery
- metal plates carrying electricity in the liquid
- solution in electrolytic cell
- solute in electrolytic cell
IGCSE O Level Chemistry Mock Tests
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