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Chemistry

Chemistry
Isobars are lines joining places having equal

Population
Rainfall
Height above sea-level
Pressure

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Chemistry
Alum stops bleeding in minor cuts because of

Dialysis
Coagulation
Emulsion
Solvation

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Chemistry
The most extensive, commercially useful source of thorium as monazite sand occurs in India at

Gujarat coast
West Bengal coast
Travancore coast
Orissa coast

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Chemistry
The gas liberated in the Bhopal gas tragedy was:

Acetylene
Pheynl isocynate
Ethylene
Methyl isocynate

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Chemistry
Organic compounds are

Covalent compounds
Ionic compounds
Interstitial compounds
Co-ordination compounds

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Chemistry
In arc welding, Argon is used because of its

High flammability
Low reactivity with metal
High calorific value
Ability to lower the melting point of the metal

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