O Level Courses

Chapter 5: IGCSE O Level Chemistry Exam Tests

IGCSE O Level Chemistry MCQs - Chapter 5

Electricity and Chemicals Multiple Choice Questions (MCQs) PDF Download - 1

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Electricity and Chemicals Questions and Answers PDF Download: MCQ Quiz 1

MCQ 1:

Types of electrodes used during the electrolysis affect the

  1. rate of electrolysis
  2. products of electrolysis
  3. selective discharge of ions
  4. formation of hydrogen ions
MCQ 2:

What type of energy is converted by batteries?

  1. chemical energy to kinetic energy
  2. chemical energy to electrical energy
  3. electrical to chemical energy
  4. kinetic energy to chemical and electrical energy
MCQ 3:

If graphite (C) is used as an electrode in the presence of concentrated Hydrochloric Acid (HCl), at the anode

  1. chlorine gas is produced
  2. oxygen gas is produced
  3. hydrogen gas is produced
  4. hydrogen chloride is produced
MCQ 4:

Position of metals in the reactivity series does not determine the

  1. rate of polarization
  2. duration the light bulb will glow
  3. brightness of the light
  4. nature of bonding
MCQ 5:

In a Magnesium-Copper battery with dilute acid as an electrolyte, at the cathode, the element is

  1. hydrogen gas is bubbled off
  2. electrons are produced
  3. copper takes up the electrons produced by magnesium
  4. Chlorine gas is bubbled off

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Electricity and Chemicals App (Android & iOS)

Electricity and Chemicals App (Android & iOS)

O Level Chemistry App (Android & iOS)

O Level Chemistry App (iOS & Android)

9th Grade Chemistry App (Android & iOS)

9th Grade Chemistry App (Android & iOS)

SAT Chemistry App (Android & iOS)

SAT Chemistry App (iOS & Android)