Nitrogen and Phosphorus.
A family of elements is a group (column) of the Periodic Table. The family of an element is the column it is in in the Periodic Table. In a family of elements, they all have similar properties. An Example of a Family of Elements;The Alkali Metals - Group 1LithiumSodiumPotassiumRubidiumCaesiumFrancium
The element family that iron belongs to on the periodic table is the transition metals family. Other elements in this family include cobalt and nickel.
Elements in the same family, or group, have similar physical and chemical properties.
To find an element that is similar to another element, look in the periodic table and find an element in the same column (group/family) as the element of interest. Usually, elements within the same group/family have very similar properties.
Valency
Radioactive elements exist in all groups of the periodic table.
solid
Aluminum is of the family of elements called 'other metals' in the Periodic Table.
Family six on the Periodic Table of elements is also know as Chalcogens
Sulfur: The periodic column containing elements with two fewer electrons than the noble gases is column 16, in which oxygen, the lightest element, has a mass number of 16. Sulfur, the next element in this column, has a mass number of 32.
Water is not an element. It is a compound of Hydrogen and Oxygen.
Chlorine, Fluorine, Bromine, Iodine and Astatine are members of the Halogen family.