Chemistry 0620 · IGCSE · Formulae, functional groups and terminology

Formulae, functional groups and terminology — practice question

The diagram illustrates a molecule of the organic compound W. Which statement is incorrect?

  • AA solution of W in water has a pH greater than pH 7.
  • BA solution of W in water reacts with sodium hydroxide solution.
  • CWhen copper(II) carbonate is added to a solution of W in water, a gas is produced.
  • DWhen magnesium is added to a solution of W in water, a gas is produced.

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