Electricity and Chemistry Multiple Choice Questions and Answers 7 PDF Book Download

Electricity and chemistry multiple choice questions (MCQs), electricity and chemistry test prep to learn O level chemistry quiz 7 for degree certificate free online courses. Learn electrical devices and circuit symbols multiple choice questions (MCQs), electricity and chemistry quiz questions and answers. Free e-learning tutorial on electrical devices and circuit symbols, electrolyte and non electrolyte, polarization test prep for online chemistry science experiments courses distance learning.

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MCQ on Electricity & Chemistry Test 7Quiz Book Download

MCQ: Purpose of a voltmeter is to

  1. ensure constant flow of electricity
  2. measure amount of current
  3. measure voltage of cells and batteries
  4. help bulbs to glow


MCQ: Difficulty of discharge is lowest in

  1. calcium ions
  2. sodium ions
  3. magnesium ions
  4. zinc ions


MCQ: In a dry cell, polarization

  1. cannot be prevented
  2. is prevented through ammonium nitrate mixture
  3. is prevented through magnese oxide
  4. is prevented through a NaOH mixture


MCQ: Ethanol C2H5OH(I) is an example of

  1. strong electrolyte
  2. non-electrolyte
  3. weak electrolyte
  4. carboxylic acid


MCQ: In electrolysis of dilute Hydrochloric Acid (HCl(aq)), at anode,

  1. oxygen gas is given off
  2. hydrogen gas is given off
  3. chlorine gas is given off
  4. hydrogen chloride gas is given off