Question

<!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> Differentiate between the terms - elements, compounds, and mixtures.

Answer 1

<!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> Element -
Elements constitute the simplest chemical substances in which all the atoms are exactly the same. It can be classified into metals, non-metals, and metalloids.
Example - Hydrogen, Carbon, Oxygen.

Compounds -
It is a combination of two or more elements. It is a pure substance.
Example - Water, Carbon dioxide.

Mixtures -
It is a combination of two or more elements or compounds or both.
The substances combined in a mixture are in any ratio.
Example - Chalk powder and dust.