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Chemistry

Chemistry
Colour imparted to the Bunsen flame by strontium salt is

Apple-green
Crimson red
Bluish green
Brick red

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Chemistry
Drinking soda is

Alkaline
Oxidant
Acidic
Neutral

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Chemistry
The human body is made up of several chemical elements; the element present in the highest proportion (65%) in the body is

nitrogen
hydrogen
oxygen
carbon

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Chemistry
The gas liberated in the Bhopal gas tragedy was:

Acetylene
Pheynl isocynate
Methyl isocynate
Ethylene

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Chemistry
The absolute temperature of a gas is doubled and the pressure is reduced to half, the volume of the gas

Remains unchanged
Will be doubled
Will increase four-fold
Will be reduced to half

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Chemistry
The important ore of aluminium is

Fluorspar
Bauxite
Haematite
Cryolite

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