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Which among the following compounds in c...

Which among the following compounds in crystalline form is used for making Nicol's prism?

A

`CaSO_(4)`

B

`Na_(2)AIF_(6)`

C

`CaCO_(3)`

D

`Al_(2)O_(3)`

Text Solution

Verified by Experts

The correct Answer is:
C
Nicol prism used to produce and analyse plane polarised light is made up from calcite crystal (i.e. calcium carbonate in crystalline form) commonly known as calc-spar.
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