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

Carboxylic acids and derivatives — practice question

An organic compound, $X$, reacts with an excess of calcium metal to form a salt whose empirical formula is $\text{CaC}_4\text{H}_6\text{O}_4$. Which compound could $X$ 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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