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Chemistry

Chemistry
A subshell with l=2 can take up

3 electron
5 electron
10 electron
8 electron

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Chemistry
Which is the highest quality of hard coal?

Bituminous
Anthracite
Peat
Lignite

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Chemistry
Ultra purification of a metal is done by :

Leaching
Zone melting
Slugging
Smelting

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Chemistry
Which among the following metals provides amphoteric oxide ?

Sodium
Silver
Aluminium
Calcium

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Chemistry
The material known in commerce as Terylene is a

Synthetic fibre
Blend of cotton and silk
Natural fibre
Modified natural fibre

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Chemistry
Sodium is produced by the electrolysis of

Molten sodium carbonate
Aqueous brine solution
Molten sodium chloride
Its cyanide complex

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MORE MCQ ON Chemistry

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