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CHEMISTRY FORM 2


1. STRUCTURE OF THE ATOM, AND THE PERIODIC TABLE
2. CHEMICAL FAMILIES AND PATTERNS IN PROPERTIES
3. CHEMICAL BONDING AND STRUCTURE
4. SALTS
5. EFFECT OF AN ELECTRIC CURRENT ON SUBSTANCES
6. CARBON AND SOME OF ITS COMPOUNDS
Content developer

Salts: Uses of salts

4.0 Salts


4.6 Uses of salts


Salts are widely used in life. Table 4.5.5 presents some uses of salts.


Table 4.5.5: Uses of some salts

Uses of some salts, high school chemistry ,Chemistry

Project 4


  1. Find out why toothpastes and soap are classified as salts.

  2. What is the pH of a solution of wood ash in water? What about a solution of orange or ripe lemon juice?

  3. Describe how you would obtain salts from solutions of wood ash and orange juice. Proceed to prepare the salts.

Or

  1. Prepare iron (II) sulphate from a ground pumuce stone (the light black porous volcanic rock). Indicate all the steps and acid required.
  2. The salt obtained by this method is impure. Explain.

Or

  1. Prepare calcium nitrate from marble stones if available in your area. Indicate all the steps and acid required.

  2. The salt obtained by this method is impure. Explain.

Or

Rock salt consists mainly of sodium chloride with some insoluble impurities. Obtain sodium chloride from rock salt (or any other salt naturally found in the area).