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JAMB Chemistry 2023 Question 36

Question 36

Alkanoic Acids and Esters

The formula CH2O for ethanoic acid represents its

  1. A.general formula
  2. B.molecular formula
  3. C.structural formula
  4. D.empirical formula
Show the answer and explanation

Answer: D (empirical formula)

Explanation

Ethanoic acid is C2H4O2 = (CH2O)2; CH2O is the simplest whole-number ratio, the empirical formula.