Grade 10 Chemistry Review

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Across
  1. 1. sharing of electrons between atoms (2words)
  2. 4. group of elements with 7 valence electrons
  3. 7. elements between metals and nonmetals on periodic table
  4. 11. group of stable elements (2words)
  5. 13. reaction which breaks down a substance
  6. 15. number of protons atom has (2words)
  7. 18. end result of a reaction
  8. 20. reaction in which an element replaces another element in compund (2words)
  9. 23. reaction between acids and bases
  10. 24. burning of substance using oxygen gas
  11. 26. substances that undergo change in a reaction
Down
  1. 2. atom that has gained electrons (2words)
  2. 3. law of ___________ of mass
  3. 5. where electrons are found
  4. 6. chemical name of NaCl (2words)
  5. 8. name of diagram that uses dots
  6. 9. 2 reactants produce 1 product
  7. 10. feel slippery
  8. 12. taste sour
  9. 14. solution that conducts electricity
  10. 16. 2 or more atoms bonded together
  11. 17. force of attraction between ions of opposite charge (2words)
  12. 18. horizontal row on periodic table
  13. 19. outermost electrons in an atom
  14. 21. measures the strength of acids and bases
  15. 22. protons plus neutrons (2words)
  16. 25. location of protons in an atom