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Question
Which of the following is used as an anti - knocking compound ?
(A) TEL (B)C2H5OH (C) Glyoxal (D) Freon
Which of the following is used as an anti - knocking compound ?
(A) TEL (B)C2H5OH (C) Glyoxal (D) Freon
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Solution
TEL = Tetra ethyl Lead is compound that prevents knocking in combustion engines of vehicles, however it is not used nowadays
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