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Chemistry

Chemistry
White lung cancer' is caused by

Paper
Asbestos
Textiles
Silica

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Chemistry
Ultra purification of a metal is done by :

Leaching
Smelting
Slugging
Zone melting

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Chemistry
Which one is heaviest naturally-occurring element of the periodic element

Iron
Thorium
Uranium
Rhodium

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Chemistry
The basic chemical building block of natural rubber obtained from trees is

Neoprene
Isoprene
Vinyl Chloride
Acetylene

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Chemistry
What is the principal ore of aluminium ?

Bauxite
Lignite
Copper
Dolomite

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Chemistry
The heat value of combustion of Gasoline is

47000 kJ/kg
12600 kJ/kg
39400 kJ/kg
14600 kJ/kg

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MORE MCQ ON Chemistry

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