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Chemistry

Chemistry
The pollutant responsible for ozone holes is ________

SO2
CFC
CO
CO2

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Chemistry
Which of the following molecules has a bond order of 2.5

CO
F2
HCL
NO

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Chemistry
The National Chemical Laboratory is situated in

Pune
New Delhi
Patna
Bangalore

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Chemistry
The gas that causes suffocation and death when coal or coke is burnt in a closed room is

Carbon di-oxide
Carbon monoxide
Ethane
Methane

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Chemistry
'Bhopal gas tragedy' 1984 is related to which gas

Methyl bromide
Aluminium Phosphide
Methyl isocyanate
Carbon dioxide

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Chemistry
Neoprene is a polymer of

Isoprene
Isobutane
Isopentane
Chloroprene

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