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Adsorption and Colloids — Chemistry STD 11 Science — Question

Maharashtra BoardEnglish MediumSTD 11 ScienceChemistryAdsorption and Colloids2 Marks
Question
State the differences between colloids and solutions.
✓

Answer

Colloids:
  1. Colloids contain particles of dispersed phase with diameters in the range of 2 to 500 nm.
  2. They are translucent to light.
  3. e.g. Milk, fog, etc.
Solutions:
  1. Solutions contain solute particles with diameters in the range of 0.1 to 2 nm.
  2. They are transparent or may be coloured.
  3. e.g. NaCl solution

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