Chemical reactions ~ chemical reactions are the processes in which new substances with new properties are formed.
Example ~ Hydrogen + Oxygen --------> water
Note ~ in a chemical reaction, atoms of one element don't change into those of another element.only rearrangement of atoms takes place in a chemical reaction.
Chemical equation ~ the method of representing a chemical equation with the help of symbols and formulae of the substances involved in it is known as a chemical equation.
Zinc + sulphuric acid ----->zinc sulphate + hydrogen Or
Zn + H2SO4 --------> ZnSO4 + H2
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