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Chemistry

Chemistry
Tear gas is :

Carbonyl chloride
Nitrous oxide
Bleaching powder
Chloroprene

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Chemistry
Which of the following partial miscible liquid pairs has both lower and upper critical solution temperature

Water and Phenol
Water and diethyl aniline
Aniline and n-hexane
Glycerine and m-toluene

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Chemistry
The metal present in vitamin B12 is

Co
Fe
Mg
Mo

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Chemistry
Bone ash contains

Phosphoric sulphate
Calcium hypophosphate
Calcium phosphate
Calcium sulphate

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Chemistry
Who first published the periodic table

Julius Lothar Meyer
Henry Moseley
Dmitri Mendeleev
John Dalton

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Chemistry
The maximum number of isomers for an alkene with molecular formula C4H8 is

2
4
3
5

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MORE MCQ ON Chemistry

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