Chemistry - Complete s-block Question with Solution | TestHub

Sodium carbonate (Na₂CO₃), also known as washing soda, has diverse industrial applications.

Solution:

Sodium carbonate is extensively used in:

1. Water softening, laundering, and cleaning due to its ability to precipitate metal ions causing hardness.

2. The manufacture of glass, borax, and caustic soda (NaOH).

3. The paper, paints, and textile industries as a chemical reagent.

Therefore, all the listed applications are correct.