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Chemistry

Chemistry
The most volatile of the given liquids is

Liquid NH3
Ether
Liquid
Liquid He

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Chemistry
A non-electronic conductor is

Gas Carbon
None of these
Copper Sulphate
Iron

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Chemistry
The amount of chlorine available in water after disinfection is called as

Combined available chlorine
Free available chlorine
Residual chlorine
Free chlorine

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Chemistry
Aerated water contains

NO2
H2
CO2
SO2

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Chemistry
If lime water is kept in the air, it turns milky due to presence of :

Nitrogen
Sulphurdioxide
Carbondioxide
Oxygen

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Chemistry
Litmus is obtained from

An alga
A fungus
A bacterium
Lichen

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