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Chemistry · Oct / Nov 2022 · Paper 12 · Question 14

5070Formulae

Which compound has an empirical formula that is different from its molecular formula?

  1. Abutanol, C4H10O
  2. Bhydrogen peroxide, H2O2
  3. Cnitrogen dioxide, NO2
  4. Dwater, H2O

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Correct answer: B. hydrogen peroxide, H2O2

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