Across
- 5. an-atom-can-become-this-when-it-loses-or-gains-more-electrons
- 6. a-subatomic-particle-with-a-positive-charge
- 8. an-element-with-proporties-of-both-metals-and-non-metals
- 10. the-amount-of-space-that-a-substance-or-object-occupies
- 11. a-subatomic-particle-with-a-negative-charge
- 12. the-temperature-at-which-a-given-solid-will-melt-EX:ice
- 14. any-of-the-elements-beryllium-magnesium-calcium-strontium-barium-and-radium
- 16. an-ion-composed-of-two-or-more-atoms-covalently-bonded
- 17. a-type-of-diagram-for-drawing-atoms
- 18. an-element-or-substance-that-is-not-a-metal
- 20. the-temperature-at-which-a-liquid-boils
- 21. any-of-the-gaseous-elements-helium-neon-argon-krypton-xenon-and-radon
- 23. compounds-made-up-of-ions
- 24. any-of-the-elements-fluorine-chlorine-bromine-iodine-and-astatine
- 26. a-group-of-atoms-combined-to-make-a-chemical-compound-that-can-take-part-in-chemical-reactions
- 28. the-periodic-table-lists-these
Down
- 1. another-term-for-polyvalent
- 2. a-letter-figure-or-symbol-written-or-printed-below-the-line
- 3. an-extremely-small-amount-of-a-thing-or-quality
- 4. having-a-valence-of-one
- 7. the-average-weight-of-an-element-EX-Lead-207
- 9. a-molecule-formed-by-covalent-bonds
- 12. iron-gold-silver-copper-and-aluminum-brass-and-steel
- 13. a-large-body-of-matter-EX:cup-dog-phone
- 15. a-numerical-or-constant-quantity-placed-before-and-multiplying-the-variable-in-an-algebraic-expression
- 19. the-number-listed-on-the-top-left-of-an-element
- 22. a-thing-that-is-composed-of-two-or-more-separate-elements
- 25. a-subatomic-particle-the-opposite-of-a-proton
- 26. a-substance-made-b-mixing-other-substances-together
- 27. the-relations-between-states-of-matter-to-particle-movement