Question : Which of the following is used to increase the anti-knocking property of Petrol?
Option 1: Tetra Methyl Lead
Option 2: Tetra Ethyl Lead
Option 3: Tri Methyl Lead
Option 4: Tri Ethyl Lead
Correct Answer: Tetra Ethyl Lead
Solution : The correct answer is Tetra Ethyl Lead.
Anti-knocking agent is a gasoline additive which is used to reduce engine knocking. Tetra Ethyl Lead (TEL) is used as an anti-knocking compound that helps in auto-ignition by raising the temperature and pressure. It also increases the octane rating of the fuel.
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