2, 2, 4-Trimethylpentane model

2, 2, 4-Trimethylpentane model

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Credit: MARTYN F. CHILLMAID/SCIENCE PHOTO LIBRARY

Caption: 2, 2, 4-Trimethylpentane, ball and stick model. An organic compound used to prevent "knocking" in petrol engines - the origin of octane rating. Black balls are carbon atoms and white balls are hydrogen atoms.

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Keywords: 2_2_4-trimethylpentane, antiknocking agents, ball and stick, black balls, iso-octane, knocking, model, molymod, octane rating, organic compound, petrol engines, white balls

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