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OpenStudy (anonymous):
Which of the following is used as antiknock agent? (A) Tetraethyl lead (B) Carbon tetrachloride (C) Methane (D) Benzene
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OpenStudy (chmvijay):
tetra ethyl lead is usually used as antiknock agent in petrol engine:) but now days it has been replaced by the use of oxygen rich compounds like tertiary butyl ether etc
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