The following chemical equation represents the reaction that occurs when an iron nail is combined with oxygen. 4Fe + 302 → 2Fe2O3
How many different types of atoms are involved in this reaction?
O 2
O 3
O 4
05

it is a solid

explanation:

each chemical family is represented as a group or column on the periodic table. based on chemical properties, there are 6 types of chemical families. group 1 represents alkali metals, group 2 represents alkaline earth metals, groups 3 to 12 represent transition metals, groups 13 to 16 represent non-metals and other metals, group 17 represents halogens and group 18 represents noble gases.