NEET 2020 Model Question Paper 3

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Question : 166 of 180

Marks: +1, -0

Incorrect match among the following is

Plaster of paris - 2 CaSO4.H2O
Bleaching powder - CaCl2.Ca(OCl)2
Filler in cosmetics - CaCO3
Window of X-ray tubes - Mg+ Al alloy

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