Question

whai is meant by molecular formula
state with example what information can be derived from a molecular formula

Answer 1

It indicates kinds of atoms and number of each kind of atoms in a compound. Ex: C2H6
1) it gives an outline of structural formula.
2) it explains no. of atoms in that compound.
3) it explains physical and chemical behaviour of a compound like C2H5NH2 (Ethane-amine)must possess amine properties.

Answer 2

Answer:

Molecular formula of a substance is the symbolic representation of its molecule. It gives the number and kind of atoms united chemically. For example, water is given by H2O. H2SO4 represents one molecule of sulphuric acid.