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Chemistry

Chemistry
The mass of one Avogadro number of helium atom is

1.00 gram
4 x 6.02 x 1023 gram
8.00 gram
4.00 gram

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Chemistry
Which of the following is a natural polymer?

Bakelite
Polythene
Nylon
Starch

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

Uranium
Iron
Rhodium
Thorium

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Chemistry
Sodium is produced by the electrolysis of

Molten sodium chloride
Molten sodium carbonate
Aqueous brine solution
Its cyanide complex

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Chemistry
The source of energy that causes the least global warming is

Petroleum
Natural Gas
Coal
Geothermal energy

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Chemistry
Non-stick kitchenwares are coated with

Teflon
Graphite
PVC
Silicon

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MORE MCQ ON Chemistry

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