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Chemistry

Chemistry
Gold dissolves in

Acetic acid
Hydrochloric acid
Aqua-regia
Nitric acid

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Chemistry
The most commonly used bleaching agent is

carbon dioxide
sodium chlorine
chlorine
alcohol

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Chemistry
Match the List-I with List-II and select the correct answer using the codes given belowList-I (Vitamin)List-II(Chemical compound)F.Vitamin A1.ThiaminG.Vitamin B12.RetinolH.Vitamin C3.Ascorbic acidJ.Vitamin E4.TocopherolCodes :FGHJA.4132B.2314C.4312D.2134

C
A
D
B

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Chemistry
The ore which is found in abundance in India is

fluorspar
monazite
magnetite
bauxite

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Chemistry
Taj Mahal is greatly affected due to :

Sound pollution
Deforestation
Tourists
Acid rain

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Chemistry
Nylon is a type of

Polyolefin
Acrylic
Polyamide
Polyester

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MORE MCQ ON Chemistry

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