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Chemistry

Chemistry
Dry ice is the solid form of :

Water
Carbon di–oxide
Air
Nitrogen

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

Helium
Argon
Neon
Nitrogen

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

Sedimentation
Distillation
Filtration
Sublimation

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Chemistry
Which among the following metals provides amphoteric oxide ?

Aluminium
Sodium
Calcium
Silver

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Chemistry
The molecular formula of phosphorous is

P2
P3
P4
P1

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Chemistry
Extensively used nitrogenous fertilizer is

Ammonium sulphate
Nitro-lime
Urea
Ammonium nitrate

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MORE MCQ ON Chemistry

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