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Chemistry

Chemistry
The percentage of Nitrogen in Air is

0.94
85.02
0.03
78.03

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Chemistry
The “King of Metals” is :

Gold
Aluminium
Silver
Iron

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Chemistry
Cloud is a colloidal dispersion of

Fog in a dispersion medium of water
Water drops in a dispersion medium of air
Mist in a dispersion medium of air
Air in a dispersion medium of water

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Chemistry
The molecular formula of phosphorous is

P4
P3
P1
P2

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Chemistry
L.P.G. is mostly liquefied

Methane
Hydrogen
Oxygen
Butane

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Chemistry
Diamonds are glittering and attractive because light incident on them undergoes

Multiple internal reflections
Hundred percent transmission
Multiple surface reflections
Highest refraction

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