Barrons SAT Subject Test Chemistry, 13th Edition

(Marvins-Underground-K-12) #1

  1. (E) The reaction of butane and oxygen produces carbon dioxide and water.
    The oxidation state of carbon in butane is −2.5 since hydrogen is a +1. The
    oxidation state of carbon in carbon dioxide is +4 since the oxidation state of
    oxygen is −2. Because the oxidation state of the carbon is increasing, the
    carbon is being oxidized.

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