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Chemistry

Chemistry
The ore of Aluminium is

Chalco pyrites
Hematite
Fluorspar
Bauxite

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Chemistry
Which of the following is used as anesthetic ?

NH3
N2O
NO
NO2

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Chemistry
Equal masses of oxygen, hydrogen and methane are kept under identical conditions. The ratio of the volumes of gases will be

2 : 16 : 2
2 : 16 : 1
1 : 16 : 2
1 : 1 : 1

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Chemistry
The major constituent of gobar gas is

Isobutane
Methane
Butane
Carbon dioxide

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Chemistry
Which one of the following elements is used in the manufacture of safety matches?

Sodium
Silicon
Graphite
Phosphorus

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Chemistry
The structure of (HPO3)3 is

Linear
Cyclic
Tetrahedral
Octahedral

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MORE MCQ ON Chemistry

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