actinium Synonyms

AC atomic number 89 alternating current chemical element sea anemone actinide series astatine heavy metal fermium tantalum zinc ytterbium tellurium terbium thallium thorium thulium titanium tungsten vanadium sulfur krypton technetium plutonium curium berkelium californium einsteinium 89th element ac element atomic number eighty-nine protactinium francium radon xenon cesium europium dysprosium americium lutetium hafnium rhenium chemical symbol ac aluminum cerium chlorine element erbium gadolinium gallium