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Chemistry · Oct / Nov 2021 · Paper 12 · Question 9

5070Formulae

A covalent compound P has the empirical formula CH2O. Which structure represents P?

  1. AH-C(=O)-O-H
  2. BH-C(H)(H)-C(=O)-O-H
  3. CH-C(H)(H)-C(H)=O
  4. DH-C(H)(H)-C(H)(H)-C(=O)-O-H

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Correct answer: B. H-C(H)(H)-C(=O)-O-H

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