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Chemistry

Chemistry
Rusting of iron takes place due to

Carbonation
Corrosion
Exfoliation
Oxidation

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Chemistry
Spirit in contact with body gives cool sensation because it is :

Liquid
Highly volatile
Transparent
A good conductor

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Chemistry
Mark the compound which possess ionic, covalent and coordinate bonds.

H2O
NH4Cl
SO2
SO3

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Chemistry
Tar roads get damaged if there is

No sloping
No maintenance
Heavy traffic
Stagnation of water on road

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Chemistry
An example of replenishable energy source is–

Petroleum
Biomass
Lignite
Coal

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Chemistry
Supersonic jet causes pollution by thinning of

CO2 layer
O 2 layer
O3 layer
SO2 layer

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MORE MCQ ON Chemistry

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