1. Glass is a super-cooled liquid having infinite viscosity. |
2. Violet coloured glass is obtained by adding \[Mn{{O}_{2}}\]. |
3. Glass is a man-made silicate. |
4. Glass is a crystalline substance. |
A) 1, 2 and 4
B) 2, 3 and 4
C) 1, 2 and 3
D) 1 and 3
Correct Answer: D
Solution :
Glass is an amorphous substance.You need to login to perform this action.
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