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Aliphatic hydrocarbon form coal
The petrol obtained artificially from coal as a mixture of alkanes resembling petroleum like aliphatic hydrocarbon
Carnot Engine
Carnot designed a theoretical engine which is free from all the defects of a practical engine. This engine cannot be realised in actu
Air Pollution:-
Any undesirable change in composition of air which is harmful for living organism.
Causes of air pollutio
Origin of coal and petroleum
Coal and petroleum have organic origin, being decomposed plant and animal matter buried deep inside the earth. Coal is
Quality of diesel - cetane number
Cetane number is defined as the percentage of cetane in a mixture of cetane and -methyl naphthalene, which has th
Chemical properties of Alkanes
Alkanes are quite inert substances with highly stable nature. Their inactiveness has been explained as:
(
Physical properties of benzene
Benzene is a colorless liquid (melting point 5.5°C, boiling point 80.4°C) with a chara
Organic chemistry is that branch of chemistry which deals with the study of compounds of carbon with hydrogen (hydrocarbons), and their derivatives.
Ortho and Para hydrogen:
A molecule of dihydrogen contains two atoms, in which the nuclei of both the atoms are spinning. Depending upon the direct
11.12 Applications of Bernoullis Theorem.
(i) Attraction between two closely parallel moving boats (or buses) : When two boa
Use of ethers:-
Diethyl ether is used as an excellent solvent in laboratory
Water is immiscible with ether, is used as solven
Quality of petrol (gasoline) - octane number
The controlled combustion of fuel in the presence of air, gives an internal combustion engine its powe
Cracking of hydrocarbons
The process of breaking higher hydrocarbons with high boiling points into a variety of lower hydrocarbons that are more vo
Combustion of benzene
Benzene and its homologues are highly inflammable liquids and burn with a sooty flame.
Heat Engine
Heat engine is a device which converts heat into work continuously through a cyclic process.
The essential parts of a heat e
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