Question

Ordinary glass is :

• A. Sodium silicate
• B. Calcium silicate
• C. Sodium and calcium silicate
• D. Mixed salt of Na and Ca

Answer 1

Answer: (C)

Sodium and calcium silicate

Answer 2

Normal glass is calcium alkali silicate glass made by fusing the alkali metal carbonate ${CaCO_3}$ and ${SiO_2}$