Salt

Salt is a compound made up of two elements - sodium and chloride. Its chemical formula is NaCl, which means it is composed of one sodium (Na) atom and one chloride (Cl) atom bonded together.

Properties of Salt:

• Salt is white or colorless, and often found in crystalline form.
• It is soluble in water, which means it can dissolve in water.
• Salt is a good conductor of electricity when dissolved in water.
• It has a high melting and boiling point.
• Salt is often used to enhance the flavor of food.

Uses of Salt:

Salt has numerous uses, including:

• Food seasoning and preservation
• De-icing roads and walkways in winter
• In the production of chemicals and industrial processes
• Water softening
• In the manufacturing of soaps and detergents

Study Guide:

1. What is the chemical formula of salt?
2. What are the properties of salt?
3. List three common uses of salt.
4. How does salt dissolve in water?
5. Explain why salt is used to de-ice roads in winter.