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Chemistry · May / June 2018 · Paper 11 · Question 38

5070Carboxylic acids

A carboxylic acid of molecular formula C4H8O2 reacts with an alcohol of molecular formula C3H8O to form an ester. What could be the formula of the ester formed?

  1. ACH3—CH2—C(=O)—O—CH2—CH2—CH2—CH3
  2. BCH3—CH2—CH2—C(=O)—O—CH2—CH2—CH3
  3. CCH3—CH2—CH2—C(=O)—O—CH2—CH2—CH2—CH3
  4. DCH3—CH2—C(=O)—O—CH2—CH2—CH3

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Correct answer: B. CH3—CH2—CH2—C(=O)—O—CH2—CH2—CH3

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