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Chemistry

Chemistry
Who developed the model of atomic structure ?

Volta
Bohr and Rutherford
Alfred Nobel
Faraday

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Chemistry
Which type of radiations are absorbed by the upper layer of the atmosphere?

Visible
Infrared
Radio-waves
Ultraviolet

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Chemistry
The most suitable unit for expressing nuclear radius is :

Nanometre
Angstrom
Micron
Fermi

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Chemistry
Electric fuse is an alloy of

Copper and iron
Carbon and tin
Tin and lead
Zinc and lead

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Chemistry
Acid rain' is caused due to air - pollution by

Nitrous oxide and sulphur dioxide
Carbon monoxide
Methane
Carbon dioxide

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Chemistry
Earth’s atmosphere is an envelope of gases extending to a height of

100 km
200 km
150 km
300 km

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MORE MCQ ON Chemistry

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