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Chemistry

Chemistry
Liquid Nitrogen boils at

82 Kelvin
54 kelvin
77 kelvin
97 Kelvin

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Chemistry
Which gas emitted by power stations causes acid rain?

Sulphur dioxide
Helium
Nitrogen
Carbon dioxide

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Chemistry
Brass gets discoloured in air due to constant exposure in presence of:

Aluminium phosphide
Hydrogen sulphide
Hydrogenated wafers
Aluminium sulphide

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Chemistry
Electrolysis of an aqueous solution of copper sulphate using copper electrodes gives

Copper at cathode and oxygen at anode
Copper at anode and oxygen at cathode.
Hydrogen at cathode and oxygen at anode
Copper at cathode and anodes dissolve to give copper

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Chemistry
Which of the following is an antidiabatic drug?

Penicillin
Chloroquine
Insulin
Aspirin

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Chemistry
Alcoholic (– OH) group can be identified by :

FeCl3Test
Tollen's Reagent Test
Ozonolysis Reaction
Esterification Test

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MORE MCQ ON Chemistry

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