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Chemistry

Chemistry
The coordination number of body centered atom in cubic structure is

10
6
8
4

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Chemistry
Which of the following chemicals is responsible for depletion of ozone layer in the atmosphere?

Nitrous oxide
Carbon dioxide
Sulphur dioxide
Chlorofluorocarbons

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Chemistry
Soap is prepared by boiling caustic soda with

Kerosene oil
Glycerine
Alcohol
Fats

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Chemistry
For extinguishing fire, we use

Marsh gas
Hydrogen
Carbon Dioxide
Carbon Monoxide

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Chemistry
Which one is the naturally occuring heaviest element

Uranium
Mercury
Protactinium
Thorium

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Chemistry
The aqueous solution of potassium chloride is

A weak electrolyte
Initially weak and then become a strong electrolyte
A strong electrolyte
A non-electrolyte

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