Give the chemical formula of washing soda.

Write the chemical formula of washing soda. How is it obtained from baking soda ? Name one use of washing soda, other than washing clothes.

Write the chemical formula of baking soda. How is baking soda prepared? Write the reaction which takes place when it is heated during cooking.

(i) Write the chemical name and chemical formula of washing soda. (ii) How is it obtained from sodium chloride? Give equations of the reaction. (iii) Why it is called a basic salt?

Give the chemical formula of Borax.

Give the chemical formula of borazine.

(a) Write the common name of CaOCl_2 How it is prepared? Write the chemical equation of the reaction involved in the process. Give any two uses of it. (ii) Write the chemical name of washing soda. How is it prepared? Give the relevant chemical equations.

Write the chemical formula of bleaching powder. Write balanced chemical equation involved in the preparation of bleaching powder and write in three uses.

Give the chemical formulae of the stable binary compounds formed by the combination of the following pairs of elements.

Write the chemical formulae of calcium oxide