Qualitative Effect of Temperature on Solubility

Density of water varies with temperature. What are its consequences?

Give the properties of water responsible for controlling the temperature of our body.

Why does temperature in Mumbai and Chennai not fall as low as it does in Delhi?

Normally, solubility of crystalline solid increases with temperature. Does it increase uniformly in all cases? Name a substance whose solubility:

Increases rapidly with temperature

What do you observe when dilute sulphuric acid is added to the following:

Sodium carbonate

How will you distinguish sodium chloride, potassium chloride, and calcium chloride?

Using a platinum wire, cone, hydrochloric acid and a Bunsen burner how would you distinguish between the three salts e. sodium chloride, potassium chloride and calcium chloride. Explain in brief the method used for the same.

Select the correct gas from given options which match with the following description:

Turns moist blue litmus red and then bleaches it.