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Chemistry

Chemistry
The iron ore magnetite consists of

Fe3OH4
3Fe2O3 .. 3H2O
Fe2O3
FeCO3

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Chemistry
The minimum energy required for an effective collision is

Threshold energy
Internal energy
Activation energy
Free energy

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Chemistry
Which one of the following mineral does not contain oxygen ?

Cryolite
Calcite
Haematite
Bauxite

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Chemistry
Chemical name of common salt is

Sodium Chloride
Sodium
Sodium Oxide
Sodium Bicarbonate

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Chemistry
The gas produced in marshy places due to decomposition of vegetation is

Carbon monoxide
Methane
Carbon dioxide
Sulphur dioxide

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Chemistry
Which of the following is biodegradable ?

Paper
D.T.
Plastic
Aluminium

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MORE MCQ ON Chemistry

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