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CHEMISTRY

Chemistry
Which one element from below list is liquid at room temperature

Bromine
Zinc
Lead
Argon

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Chemistry
Which among the following elements is found in maximum percentage in the human body ?

Carbon
Nitrozen
Oxyzen
Hydrogen

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Chemistry
Iodine can be separated from a mixture of Iodine and Potassium Chloride by

Sublimation
Filtration
Distillation
Sedimentation

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Chemistry
Which one among the following is not a mixture?

Steel
Glass
Graphite
Brass

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Chemistry
The gas used to dilute oxygen for breathing by deep sea divers is:

Argon
Helium
Nitrogen
Neon

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