NaCl, CH4, MgO and C6H12O6 are the empirical formula for four ionic compounds.
What is empirical formula?
Empirical formula is defined as the chemical formula of a compound that gives the simplest proportions or ratios of the elements present in the compound but not the original numbers of atoms.
So we can conclude that NaCl, CH4, MgO and C6H12O6 are the empirical formula for four ionic compounds.
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