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Is Matter Around Us Pure — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceIs Matter Around Us Pure1 Mark
MCQ
Separating funnel is used to separate immiscible liquids based on their:
  • ✓
    Different densities
  • B
    Boiling points
  • C
    Sublimating nature
  • D
    Magnetic properties
✓

Answer

Correct option: A.
Different densities
Separating funnel works on the principle that immiscible liquids separate out in layers depending on their densities.
Distillation leverages the difference in boiling points of homogeneous mixtures to separate the components.
Substances that sublime are separated using sublimation method.
Substances with magnetic properties are separated using magnetic separation techniques.

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