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Chemistry

Chemistry
Which of the following type of coal has the lowest proportion of volatile matter ?

Anthracite
Peat
Bituminous
Lignite

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Chemistry
Two elements which can form a large number of compounds are

Carbon and Hydrogen
Carbon and Oxygen
Carbon and Nitrogen
Carbon and Sulphur

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Chemistry
The manufacturing of iron from iron ore involves the process of

Electrolysis
Reduction
Fractional distillation
Oxidation

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Chemistry
When lime juice is dropped on baking soda, brisk effervescence takes place because the gas evolved is

Hydrogen
Carbon dioxide
All of them
Oxygen

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Chemistry
Epsom salt is used

In softening water
In making tooth paste
As purgative
In paper industry

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Chemistry
The most reactive among the halogens is

Iodine
Chlorine
Fluorine
Bromine

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MORE MCQ ON Chemistry

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