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Chemistry

Chemistry
The most electronegative element among the following is

fluorine
sodium
oxygen
bromine

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Chemistry
The ‘Green House effect’ is produced due to the presence of excess amount of

Carbon monoxide
Sulphur dioxide
Methane
Nitrogen dioxide

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Chemistry
Which one of the following is not a characteristic feature of alloys? They are

Mixtures
Solutions
Homogeneous systems
Compounds

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Chemistry
Which variety of coal contains recognisable traces of the original plant material ?

Peat
Lignite
Anthracite
Bitumen

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

Incineration
Land filling
Bricketting
Composting

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Chemistry
When cathode rays strike a target of high atomic weight, they give rise to

? and ? rays
Positive rays
?-rays
X-rays

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MORE MCQ ON Chemistry

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