Module 2 Crossword

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Across
  1. 3. something of yours that is slightly basic
  2. 5. An atom with a + or - charge
  3. 6. positively charged particle in an atom
  4. 9. rows on the periodic table that tell you how many electron shells it has
  5. 11. large ball of plasma
  6. 12. bond where electrons are shared
  7. 15. negatively charged particle in an atom
  8. 16. number of valence eletrons in calcium
  9. 19. matter with a definite volume and shape
  10. 20. noble gases group number
  11. 22. a solid with randomly arranged SiO2 atoms
  12. 25. anything that has volume and mass
  13. 28. number of valence electrons in carbon
  14. 29. a type of bond where electrons can move freely
  15. 32. the amount of protons in an atom
  16. 33. a common liquid covalent compound
Down
  1. 1. matter with a definite volume but not a shape
  2. 2. when a solid directly becomes a gas
  3. 4. periodic group number that has very reactive elements
  4. 7. most common element in earth's crust
  5. 8. smallest most basic element
  6. 9. ionized gas
  7. 10. substance that produces hydroxide ions
  8. 13. the center of an atom
  9. 14. when a gas becomes a liquid
  10. 17. substance that produces hydrogen ions
  11. 18. basic unit of matter
  12. 21. when a liquid becomes a gas
  13. 23. a common ionic compound
  14. 24. the number of proteuns and neutrons in an atom
  15. 26. columns on the periodic table that tell you how many valence electrons an atom has
  16. 27. a mixture where individual parts cannot be distuinguished
  17. 30. bond where electrons are transferred
  18. 31. an acidic fruit