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Chemistry

Chemistry
Which one among the following is not a mixture?

Glass
Brass
Graphite
Steel

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Chemistry
The coating of a thin layer of zinc on steel or iron objects is known as

Galvanising
Hot dipping
Tinning
Electroplating

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Chemistry
The fiber least prone to catch fire is

Nylon
Polyester
Terylene
Cotton

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Chemistry
Stains of rust on clothes can be removed by :

Petrol
H2O2
Alcohol
Oxalic acid

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Chemistry
The most volatile of the given liquids is

Liquid He
Liquid NH3
Liquid
Ether

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Chemistry
An inert gas mixed with oxygen given to patients suffering from restricted breathing is

Krypton
Argon
Radon
Helium

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