Question

State two properties and two uses of washing soda.

Answer 1

• • Washing soda is a transparent crystalline solid.
  • Washing soda is soluble in water. The solution of washing soda is alkaline and turns red litmus paper to blue.
  Uses:
  • Washing soda is used for removing permanent hardness of water.
  • It is used in the manufacture of soap, glass, paper and sodium compounds, such as borax.