Nestor Depaz Final Exam Review Activity

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Across
  1. 5. Reaction in which the nucleus of an atom splits into two or more smaller nuclei
  2. 7. The element of atomic number 28
  3. 10. The element of atomic number 79
  4. 11. An element that is not a metal
  5. 12. An atom with a net electric charge due to loss or gain of more electrons
  6. 13. A particle occurring in all atomic nuclei
  7. 14. A molecule that can donate a proton
  8. 17. Reaction in which two or more atomic nuclei combine
  9. 19. A solid material that is hard and shiny
  10. 21. water,carbon dioxide
  11. 22. A 3rd hour class I have
  12. 23. The element of atomic number 26
  13. 25. A particle with the same mass as a proton
  14. 26. The total mass of particles of matter in an element
  15. 27. The Symbol of an element
  16. 28. The first element on the periodic table
  17. 30. The unit basic unit in an element
  18. 31. A variable whose works with others
  19. 32. The name of an element
  20. 33. A chemical bond formed by electrons
Down
  1. 1. A row going up or down on the periodic table
  2. 2. A row across on the periodic table
  3. 3. The element of atomic number 30
  4. 4. A variable that works alone
  5. 6. A table with every element in order by atomic number
  6. 8. A thing that is composed to two or more separate elements
  7. 9. A positive charged ion
  8. 15. The number of protons in the atom
  9. 16. The element of atomic number 29
  10. 18. a substance that increases the rate of a chemical reaction
  11. 20. A negative charged ion
  12. 24. A particle with a negative charge
  13. 29. outer shell of an element