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Chemistry

Chemistry
Acid rain is caused by

SO2 and particulates
CO2and CFCs
NO2and particulates
SO2 and NO2

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Chemistry
Chemical name of Gammaxane is

Chloro benzene
Toluene
Benzene hexachloride
Aniline

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Chemistry
The compounds formed when hydrogen combines with p-block elements are called

Ionic hydrides
Metallic hydrides
Polynuclear hydrides
Molecular hydrides

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Chemistry
Oxygen has (+) oxidation number only in

H2O (2)
C12O
N2O
OF2

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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

B
A
C
D

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Chemistry
The monomer of polythene is

vinyl chloride
None of these
ethylene
ethyl alcohol

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