This printable crossword puzzle has 10 clues. Answers range from 2 to 11 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
Who made the billiard ball model of the atom?
How many protons does neon have?
How many neutrons does Calcium have?
How many electrons does Helium Have?
What is the chemical symbol of Magnesium?
Who invented the billiard ball model?
What is the name of the Element Ge?
what is the name of the element Au?
What overall charge does an atom have?
Who came up with the idea of neutrons?