Method of Purification MCQs Test Online PDF Download

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MCQ on Method of PurificationQuiz PDF Download

MCQ: Alternative techniques to crystallization involve

  1. decanting
  2. centrifuging
  3. filtration
  4. Both A and B


MCQ: Vacuum distillation is used

  1. under high pressures
  2. under low pressures
  3. on gentle heating
  4. upon quick heating


MCQ: When hot molten liquid cools,

  1. the first crystals are the most pure
  2. impure substances may also form the crystals
  3. it turns into gas
  4. it turns into aqueous solution


MCQ: Traces of water can be removed from ethanol distillate

  1. through evaporation of water
  2. through decanting water
  3. through the use of vacuum distillation
  4. through the use of a suitable during agent


MCQ: Dissolving, filtering and evaporating are methods of

  1. ice melting
  2. purification
  3. diffusion
  4. change of state