Atomic Number: 15 Click to see full answer. Correspondingly, is Radium shiny or dull? 88Ra Radium Named from the Latin word meaning “ray,” radium is a soft, shiny, silvery-white metal which tarnishes quickly. It is radioactive as well as chemically active, reacting with air, water and acids. Radium compounds glow, although the metal itself does not.Also Know, what color is phosphorus? white Beside above, does phosphorus glow in dark? The glow that Brand saw actually was the result of a reaction of oxygen from the air on the surface of white phosphorus. If isolated completely from air, phosphorus does not glow in the dark after being irradiated. After its discovery, phosphorus became quite a novelty in the seventeenth century.What Luster is phosphorus? White
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