What is the empirical formula of C2H2 and C6H6?


The simplest formula or the empirical formula provides the lowest whole number ratio of atoms existent in a compound. The relative number of atoms of every element in the compound is provided by this formula.

  • An empirical formula for a compound is the formula of a substance written with the smallest integer subscript.
  • The empirical formula gives information about the ratio of numbers of atoms in the compound. The percent composition of a compound directly leads to its empirical formula.


Ratio of atoms


Ratio of atoms

The empirical formula represents the simplest whole number ratio of various atoms in a compound hence for both C2H2 and C2H6 the empirical formula is CH.

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