Technetium

BY CODY RAJEWSKI [|Video about technetium] Technetium SYMBOL:TC ATOMIC NUMBER:43 ATOMIC MASS:98 PROTONS:43 NEUTRONS:55 ELECTRONS: ﻿43 MELTING POINT:2157 C BOILING POINT:4265 C  NORMAL PHASE:Solid CLASS:Metal COST:$60 DISCOVERED BY:Perrier and Serge DISCOVERED IN:1937 ORIGIN OF NAME:Greek