Question

A chemical compound 'X' is used in the soap and glass industry. It is prepared from brine.
(a) Write the chemical name, common name and chemical formula of 'X'.
(b) Write the equation involved in its preparation.
(c) What happens when it is treated with water containing Ca or Mg salts ?
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Answer 1

Explanation:

(i) Sodium carbonate is a compound (X) which is used in glass and soap industry. Its chemical formula is Na2CO3. (ii) Ten molecules of water of crystallisation (i.e.10H2O) are present in this compound.(i) Sodium carbonate is a compound (X) which is used in glass and soap industry. Its chemical formula is Na2CO3. (ii) Ten molecules of water of crystallisation (i.e.10H2O) are present in this compound.