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Is Matter Around Us Pure — Science STD 9 — Question

CBSE BoardEnglish MediumSTD 9ScienceIs Matter Around Us Pure1 Mark
MCQ
Which of the following mixture cannot be separated by using water as the solvent?
  • A
    Copper sulphate and sand.
  • B
    Sand and potash alum.
  • C
    Sand and sulphur.
  • D
    Sugar and sand.
✓

Answer

  1. Sand and sulphur.

Explanation:

Mixture of sand and sulphur cannot be separated by using water as a solvent because both are insoluble in water.

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