Chemistry 9701 · AS & A Level · Atoms, molecules and stoichiometry

Atoms, molecules and stoichiometry — practice question

The formula of ethanedioic acid is $\text{HO}_2\text{CCO}_2\text{H}$. What is the formula of aluminium ethanedioate?

  • A$\text{AlC}_2\text{O}_4$
  • B$\text{Al(C}_2\text{O}_4)_3$
  • C$\text{Al}_2\text{C}_2\text{O}_4$
  • D$\text{Al}_2(\text{C}_2\text{O}_4)_3$

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