Radium

__**Radium﻿ **__ Symbol: Ra Atomic Number: 88 Atomic Mass: 226 Number of Protons: 88 Number of Neutrons: 148 Number of Electrons: 88 Melting Point: 700﻿ degrees C Boiling Point: 1140 degrees C Normal Phase: Solid Cost: $25/1 mg. Classification: metal Group: Alkaline Earth Metal

From the Latin word for "ray", radius Discovered by Marie Sklodowska Curie and Pierre Curie in 1898

__Interesting Facts __
 * <span style="color: #410da0; font-family: 'Lucida Console',Monaco,monospace;">Radium has been used to make self-luminous paints for watches, air craft instrument dials and other instrumentation.
 * <span style="color: #410da0; font-family: 'Lucida Console',Monaco,monospace;">Radium has largely been replaced be cobalt.
 * <span style="color: #410da0; font-family: 'Lucida Console',Monaco,monospace;">Radium is about one million times more active than uranium.

<span style="color: #113c3e; font-family: 'Palatino Linotype','Book Antiqua',Palatino,serif;">BY HANNAH WALSH