+1 vote
ago in Construction & Building Materials by (188k points)
Soda-lime glass is a mixture of ___________

(a) Copper silicate and potassium silicate

(b) Sodium silicate and calcium silicate

(c) Aluminium silicate and potassium silicate

(d) Magnesium silicate and potassium silicate

I got this question in an online interview.

This intriguing question originated from Glass in chapter Glass, Lime, Clay Products & Bricks of Construction & Building Materials

1 Answer

+1 vote
ago by (1.2m points)
selected ago by
Best answer
Right choice is (b) Sodium silicate and calcium silicate

The best I can explain: Soda-lime glass is made of calcium silicate with sodium silicate. Soda-lime glass is cheap and is readily fusible at relatively low temperatures.

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