Question

13. i)Rain water stored in a tank contains sand grains, unfilterable clay particles, calcium
carbonate, salt, pieces of paper and some air bubbles. Select from amongst these one
example each of a solvent, a solute, a colloid and a suspension.
ii) A student wants to separate a red dye from red ink and different coloured components
present in red ink. Suggest a separation technique for both the separation

Answer 1

Answer:

1. solvent : water

solute: salt

colloid : air bubbles

suspension: clay particles

2. chromatography

Answer 2

Answer

solvent : water

solute: salt

colloid : air bubbles

suspension: clay particles

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