The term of element 5 is Boric, which is a chemical element with the symbol B and atomic number 5. It is a boron-containing compound that is found in nature as borates. Boric acid is used in many industrial and household products, such as detergents, fertilizers, and insecticides. It is also used in medicine to treat certain skin conditions. Boric acid is also used in nuclear reactors as a neutron absorber.