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Chemistry

Chemistry
Milk is

Gel
Emulsion
Foam
Suspension

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Chemistry
The natural resource, known as black gold is

Lead
Platinum
Coal
Tin

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Chemistry
The luster of a metal is due to

presence of free electrons
its high polishing
its chemical inertness
its high density

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Chemistry
When conc. H2SO4 is added to dry KNO3, brown fumes are evolved. These fumes are due to

NO2
SO2
SO3
N2O

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

Radon
Argon
Helium
Krypton

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Chemistry
Nitrogen fixation is a process of

Assimilation of nitrate
Conversion of organic nitrogen to proteins
Utilisation of nitrogen gas
Conversion of molecular nitrogen to ammonia

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MORE MCQ ON Chemistry

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