Pure Substances and Mixtures MCQs Test Online PDF Book Download

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Learn methods of purification practice test MCQs: pure substances, for free online courses with options have fixed and exact boiling point, have fixed and exact melting points, form only one post on chromatogram, all of these with online tutorial questions for online entrance exam with old paper important questions. Free skills assessment test is for e-learning online pure substances and mixtures quiz questions for competitive assessment in chemistry major.

MCQ on Pure Substances and MixturesQuiz Book Download

MCQ: Mixtures have

  1. a range of boiling points
  2. a range of melting points
  3. a lack of exact concentrations
  4. all of these

D

MCQ: Pure substances

  1. have fixed and exact boiling point
  2. have fixed and exact melting points
  3. form only one post on chromatogram
  4. all of these

D

MCQ: Oil and water is an example of

  1. miscible
  2. impure substances may also form the crystals
  3. filtrate
  4. suspension

B

MCQ: Fresh sea water is referred to as impure because

  1. it contains only oxygen
  2. it contains aquatic animals
  3. it contains aquatic plants
  4. it contains dissolved salts

D

MCQ: Liquids that mix together are called as

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

B