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Chemistry

Chemistry
By-product obtained by soap industry is

Glycerol
Caustic soda
Caustic potash
Naphthalene

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Chemistry
Water gas is the mixture of

Carbon monoxide and hydrogen
Carbon dioxide and nitrogen
Carbon dioxide and hydrogen
Carbon monoxide and nitrogen

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Chemistry
Bhopal gas tragedy is associated with leakage of

Nitrogen dioxide
Sulphur dioxide
Carbon dioxide
Methyl isocyanate

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Chemistry
The third shell of an atom can have a maximum of ______ electrons

15
18
21
13

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Chemistry
Ionisation energy of nitrogen is greater than that of oxygen because nitrogen has

High bond dissociation energy
Stable half filled 2p sub level
Smaller atomic radius
High nuclear charge

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Chemistry
Aerated water contains

NO2
H2
CO2
SO2

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MORE MCQ ON Chemistry

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