How can you show that some solids like sugar, salt are soluble in water whereas solids like chalk powder and sand are not soluble in water?


Expertiment:

  1. Collect samples of sugar, salt, chalk powder and sand.
  2. Take four beakers. Fill each one of them about two-third with water.
  3. Add a teaspoonful of sugar to the first beaker, salt to the second, chalk powder to the third and sand to the fourth.
  4. Stir the contents of each beaker with a spoon/stirrer.

Observation:  Wait for a few minutes and observe what happens to the substances added to the water.

Observations table:
Inference:
  1. Sugar and salt are soluble in water.
  2. Chalk powder and sand are insoluble in water.

Updated on: 10-Oct-2022

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