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| Q. |
Tetra ethyle lead (TEL) is - |
| A. | a catalyst in burning fossil fuel |
| B. | an antioxidant |
| C. | areductant |
| D. | an antiknock compound |
| Answer» D. an antiknock compound | |
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Explanation: Tetraethyl lead was extensively used as an additive to gasoline, wherein it served as an effective antiknock agent and prevented exhaust valve and seat wear. The use of TEL in gasoline started in the US, while in Europe, alcohol was initially used. The advantages of leaded gasoline — its higher enemy content and storage quality —eventually led to a universal switch to leaded fuel. One of the greatest advantages of TEL over other antiknock agents or the use of high-octane blend stocks is the very |
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