Atom and Chemical Bonding Crossword Puzzle

QUESTIONS LIST: molecule : a neutral group of atoms joined together by a covalent bond, proton : positively charged particle in the nucleus, seventy four : the number of neutrons in iodine, fifty : the amount of neutrons in strontium, atom : the smallest form of matter, electron : particles found orbiting the nucleus, non metals : elements that tend to form covalent bonds, mass number : total number of protons and neutrons, sulpher : an element with 16 protons, atomic number : the number representing the number of protons and electrons, valence : the electrons on the outermost energy level of an atom furthest from the nucleus, ionic : bond formed between a metal and a nonmetal, copper : an element with twenty nine electrons, energy levels : locations around the nucleus where electrons are found, compound : a substance that contains 2 or more elements chemically compound, neutron : a uncharged particle in an atom, isotope : atoms of an element with the same number of protons but different mass numbers.