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Chemistry

Chemistry
Which of the following gases will effuse out of football bladder most quickly ?

H2
O2
N 2
He

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Chemistry
Which of the following is the main compound of voter ink?

Silver nitrate
Ammonium Nitrate
Ammonium Chloride
Silver Chloride

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Chemistry
The most reactive among the halogens is

Fluorine
Chlorine
Iodine
Bromine

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Chemistry
Which of the following is used as anesthetic ?

N2O
NO
NO2
NH3

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Chemistry
The aqueous solution of potassium chloride is

A weak electrolyte
A strong electrolyte
Initially weak and then become a strong electrolyte
A non-electrolyte

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Chemistry
Sea water can be purified by the process of

Distillation
Fractional distillation
Evaporation
Filtration

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