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Chemistry

Chemistry
Of the following, which one pollutes the air of a big city ?

Chromium
Cadmium
Lead
Copper

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Chemistry
Domestic cooking gas consists mostly of

Liquified butane and isobutane
Ethylene and carbon monoxide
Hydrogen and acetylene
Methane and ethane

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Chemistry
Which of the following is used to make light weight, but strong plastic ?

Polyvinyl Chloride
Nylon
Methyl Methacrylate
Polythene

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Chemistry
The least preferred technique in the disposal of Municipal Solid Waste is

Bricketting
Composting
Incineration
Land filling

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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
Which one of the following statements is not correct? Vulcanisation of rubber makes it

Withstand higher temperatures
Strong and hard
Chemical resistant
Soft and flexible

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MORE MCQ ON Chemistry

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