4. Give three differences between elements and compounds.
Three differences between elements and compounds:
Elements | Compounds |
(i) Elements are substances that are made up of a single atom and are pure in nature. | (i) Compounds are also pure substances made up of certain quantities of components. |
(ii) There have been 118 elements found so far, with 94 of them existing naturally on Earth. | (ii) There are an infinite amount of compounds that can be made. There is no such thing as an absolute number. |
(iii) Metals, metalloids, nonmetals, and noble gases are the four types of elements. | (iii) Metallic, ionic, and molecular compounds are the three types of compounds. |