CBSE Class 11-science Answered
Mention some uses of silica.
Asked by Topperlearning User | 31 May, 2016, 02:27: PM
Expert Answer
Uses of silica:
a) Silica is used as a building material. It is used in making of cement, bricks, etc.
b) Bricks made from a mixture of powdered sand, clay and lime are used for lining the furnace used in the manufacture of steel.
c) It is used as an acid flux in metallurgy.
d) Colored crystalline silica are used as gems.
e) Few transparent varieties of quartz are used for the manufacture of lenses, optical instruments.
f) Quartz glass used for making special glassware suitable for working with u.v radiation as quartz is transparent.
Answered by | 31 May, 2016, 04:27: PM
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