Save Energy: O Level Chemistry Quiz Questions and Answers 32 PDF Download

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Quiz on Save Energy: O Level Chemistry Worksheet 32Quiz PDF Download

Save Energy: O Level Chemistry Quiz

MCQ: LPG is obtained by

  1. cooling methane
  2. cooling natural gas
  3. cooling carbon dioxide
  4. cooling nitrous oxide


Chemical to Electrical Energy Quiz

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


Mass, Volume, Time and Temperature Quiz

MCQ: 100 cm3, 250 cm3 and 1 dm3 can be measured using

  1. measuring cylinder
  2. beaker
  3. volumetric flask
  4. burette


Transfer of Electrons Quiz

MCQ: Electrons involved in bonding are from

  1. duplet
  2. octet
  3. outermost shells
  4. innermost shell


Chemical and Ionic Equations Quiz

MCQ: If an acid reacts with a carbonate, product will always include

  1. H2O (l)
  2. a salt (s)
  3. CO2 (g)
  4. all of these