Which of the following is correct about octane number?
Correct answer: C. The higher the octane number, lower will be the knocking
- A. The higher the octane number, the higher will be knocking
- B. Higher the octane number, the efficiency of the fuel will be lower
- C. The higher the octane number, lower will be the knocking
- D. Lower the octane number, lower the knocking
Explanation
The octane number of a fuel represents the quality of fuel, the higher the octane number, the higher the fuel quality and the lesser the knocking (the sound produced in automobiles due to uneven burning of low-quality fuel).
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About Alkanes
Alkanes are saturated hydrocarbons containing only carbon-carbon and carbon-hydrogen single bonds, with the general formula CnH2n+2 for open chains. Their structure, isomerism, IUPAC nomenclature, physical properties, combustion, free-radical halogenation and conformations are covered, including the difference between substitution in alkanes and addition in unsaturated hydrocarbons.
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