Chemistry 9701 · AS & A Level · Carboxylic acids and derivatives

Carboxylic acids and derivatives — practice question

An organic compound, X, reacts with calcium metal to form a salt whose empirical formula is $\text{CaC}_4\text{H}_4\text{O}_4$. What might X be?

  • A1, 2 and 3 are correct
  • B1 and 2 only are correct
  • C2 and 3 only are correct
  • D1 only is correct

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