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IGCSE O Level Chemistry Practice Test 55

Molecules and Macromolecules Quiz PDF: Questions and Answers - 55

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Molecules & Macromolecules Questions and Answers PDF Download: Quiz 55

MCQ 271: Graphite is a good conductor of electricity due to

  1. strong electrostatic bonding
  2. free localized bonds
  3. free delocalized electrons
  4. tetrahedral arrangement of particles

MCQ 272: Examples of refractory materials include

  1. MgO
  2. LiCl
  3. KF
  4. CaCl2

MCQ 273: Liquids that mix together are called as

  1. mixtures
  2. miscible
  3. immiscible
  4. fraction

MCQ 274: A base is a class of chemical substances which includes all

  1. metal oxides
  2. metal hydroxides
  3. non-metal oxides
  4. none of above

MCQ 275: Iodine-salt mixture can be separated through

  1. simple distillation
  2. simple filtration
  3. sublimation
  4. fractional distillation

IGCSE O Level Chemistry Exam Prep Tests

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