Question

Consider the following statements.

(a) Potassium carbonate can be synthesised by Solvay process.

(b) Washing soda is used in softening of hard water.

(c) Crystals of sodium hydroxide are deliquescent.

The incorrect statement(s) is/are:`

• A. (a) only
• B. (c) only
• C. (a) and (c) only
• D. (a), (b) and (c)

Answer 1

The correct option is A (a) only

Potassium carbonate cannot be synthesised by Solvay process because intermediate compound $\left(KHC{O}_3\right)$ formed is highly soluble in water and it is difficult to precipitate out.