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Chemistry

Chemistry
A subshell with l=2 can take up

5 electron
3 electron
10 electron
8 electron

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Chemistry
Which one of the following is extensively used for sterilizing water ?

Borax powder
Bleaching powder
Soda powder
Alum

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Chemistry
Permanent – hardness of water may be removed by addition of

Sodium carbonate
Lime
Alum
Potassium Permangante

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Chemistry
The nuclear particle having no mass and no charge, but only spin is

Proton
Meson
Electron
Neutrino

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Chemistry
The strongest oxidizing agent among the following is:

Chlorine
Fluorine
Oxygen
Iodine

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Chemistry
Which one is heaviest naturally-occurring element of the periodic element

Uranium
Thorium
Iron
Rhodium

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MORE MCQ ON Chemistry

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