Electricity and Chemistry Multiple Choice Questions and Answers 4 PDF Book Download

Electricity and chemistry MCQ, electricity and chemistry quiz answers, O level chemistry test 4 to learn chemistry online courses. Conductors and non conductors multiple choice questions (MCQs), electricity and chemistry quiz questions and answers for admission and merit scholarships test. Practice conductors and non conductors, electrolyte and non electrolyte, chemical to electrical energy, polarization, electrical devices and circuit symbols career test for chemistry certifications.

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MCQ on Electricity & Chemistry Test 4Quiz Book Download

MCQ: Examples of non-conductors include

  1. sulphur
  2. phosphorus
  3. wood
  4. all of these

D

MCQ: Cations are

  1. positively charged ions
  2. negatively charged ions
  3. travel towards anode during electrolysis
  4. travel towards anode during polarization

A

MCQ: Duration of bright-bulb is shorter in a magnesium-copper battery because

  1. the difference of copper ad magnesium in reactivity series is lesser
  2. the polarization occurs too quickly
  3. magnesium is highly reactive and dissolves very rapidly in acid
  4. all of these

C

MCQ: Polarization occurs due to

  1. rapid dissolving of magnesium in dilute acid
  2. slow dissolving of magnesium in conc. Acid
  3. copper electrode gets covered with bubbles of hydrogen gas
  4. copper electrode gets covered with bubbles of ammonia gas

C

MCQ: Conventionally, negative terminals is shown as

  1. a long thin line
  2. a short fat line
  3. a long wavy line
  4. a short wavy line

B