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Question
Which among the following compounds in crystalline form is used for making Nicol's prism?
Options
CaSO4
Na2AIF6
CaCO3
Al2O3
MCQ
Solution
CaCO3
Explanation:
Calcite crystal (I.e. calcium carbonate in crystalline form) is generally known as calc-spar and is used to produce and analyse plane polarised light.
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Optical Isomerism in Halogen Derivatives
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