What are the differences between elements and compounds?

The differences between Elements and Compounds are given below:

Elements	Compounds
1. Elements are pure substances.	1. Compounds are impure substances.
2. Elements are made of only one type of atoms.	2. Compounds are made of two or more types of atoms.
3. Elements are represented by a symbol.	3. Compounds are represented by a chemical formula.
4. The smallest particle is an atom.	4. The smallest particle is a molecule.
5. There are only 118 types of elements known to mankind.	5. There is no upper limit to the type of elements that can be formed.