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Chemistry

Chemistry
Atoms of same element having different mass numbers are called________

Isotopes
Isomers
Isotones
Isobars

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Chemistry
The resources which can be used continuously, year-after -year are called

Abiotic
Renewable
Biotic
Non-renewable

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Chemistry
Gold dissolves in

Hydrochloric acid
Acetic acid
Nitric acid
Aqua-regia

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Chemistry
Milk is a natural

Solution
Suspension
Emulsion
Mixture

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Chemistry
The process of removing calcium and magnesium from hard water is known as

Flocculation
Filtration
Sedimentation
Water softening

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Chemistry
The depletion of Ozone layer is mainly due to

Radioactive rays
Volcanic eruptions
Aviation fuels
Chlorofluorocarbons

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MORE MCQ ON Chemistry

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