Molecular Formula

The molecular formula of a covalent compound is the formula that shows the number of atoms of each element present in one molecule of the compound.

eg. 1:

The molecular formula of ethane is C2H6, meaning the ethane molecule contains two carbon atoms and six hydrogen atoms.

eg. 2:

The molecular formula of nicotine is C10H14N2, meaning the nicotine molecule contains ten carbon atoms, fourteen hydrogen atoms, and two nitrogen atoms.

see also structural formula, degree of unsaturation

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