Question

i) give one important ore of sodium and potassium element. (ii) what are the raw materials used for the manufacture of washing soda by solvay process.

Answer 1

(i)Chile saltpetre , Trona Borax , Common salt - of Sodium(Na)

Nitrate(saltpetre) , Carnalite - Potassium(K)

(ii)Ammonia is needed in the solvay process. Thus, the raw materials in the Solvay process are the following: Sodium chloride(NaCl) or commonly known as purified brine,Calcium carbonate (CaCO3) or commonly known as limestone.

Answer 2

Answer:

The Solvay process or ammonia-soda process is the major industrial process for the production of sodium carbonate. The ammonia-soda process was developed into its modern form by the Belgian chemist Ernest Solvay during the 1860s. The ingredients for this are readily available and inexpensive: salt brine and limestone.