Electricity and Chemicals Multiple Choice Questions and Answers 1 PDF Book Download

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MCQ on Electricity and Chemicals Test 1Quiz Book Download

MCQ: Types of electrodes used during electrolysis affect the

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

B

MCQ: A battery converts

  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

B

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

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

A

MCQ: Position of metals in 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

A

MCQ: In a Magnesium-Copper battery with dilute acid as electrolyte, at cathode, 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

A