Element have made by only single atom. _________________________________ Compound: A compound is formed when two or more elements chemically combine together. The elements react chemically and form chemical bonds between the atoms of the elements.
A mixture is a combination of two or more substances which are not chemically the same. ____________________________________ Homogeneous mixtures: Homogeneous mixtures have uniform composition and appearance throughout .A homogeneous mixture is also called a true solution. Example: sugar solution, ocean water, soft drinks, etc. ____________________________________ Heterogeneous mixtures: Heterogeneous mixtures consist of different substances. Examples: mixture of iron and sulphur, mixture of sand and table salt, etc.