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CHEMISTRY

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

Zinc
Argon
Bromine
Lead

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

Nitrozen
Hydrogen
Carbon
Oxyzen

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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?

Brass
Graphite
Steel
Glass

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

Neon
Helium
Nitrogen
Argon

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