This printable crossword puzzle on the topic of Elements & Periodic Table has 15 clues. Answers range from 4 to 11 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
most abundant element in earths crust
atomic number 99
contains 43 protons
contains 40 protons
it's primary ore is Arsenopyrite
most abundant element in the universe
symbol is Er
there is 83 protons in this element
named after the Greek god of the sun
it's primary use is in the production of steel
named after Glen Seaborg
used for artificial joints
contains 87 protons
contains 13 protons
when mixed with oxygen smells like rotten eggs