Question

A chemical compound used in glass, soap and paper industries is

• A. Washing Soda
• B. Baking Soda
• C. Bleaching Powder
• D. Common Salt

Answer 1

The Correct Option is A

Step 1: Understanding the question:
We are asked to identify the chemical compound that is commonly used in the glass, soap, and paper industries.

Step 2: Identifying the compound:
The compound used in these industries is washing soda. Its chemical name is sodium carbonate (Na₂CO₃).

Step 3: Uses of washing soda:
- Glass industry: Used in the manufacture of glass to lower the melting point of silica.
- Soap industry: Used to soften water and aid in soap production.
- Paper industry: Used in the pulping process to break down lignin and separate fibers.

Step 4: Conclusion:
The chemical compound used in the glass, soap, and paper industries is:

Washing Soda