* Nitrogen (N)- nonmetal, colorless gas

* Oxygen (O)- nonmetal, colorless gas

* Selenium (Se)- Nonmetallic, Reddish-Brown

* Bromine (Br)- nonmetal, red-brown liquid

* Iodine (I)- nonmetal, metallic gray-black

* Lead (Pb)- post-transition metal, Bluish-white