chemistry

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Across
  1. 4. property of metal- _____ shiny when freshly cut
  2. 7. metals are _____ and can be stretched into wires
  3. 9. 8 columns are called___
  4. 11. in the periodic table noble gasses are in ___ ___ boxes
  5. 12. first shell has a capacity of ____ electrons
  6. 13. group one metals have low density so they ___
  7. 14. mass number-sum of protons and _____
  8. 15. symbol for silicon
  9. 16. different forms of same elements are called____
  10. 19. _____ don't form ions
  11. 20. phenolphthalane is pink in ____
  12. 21. 7 horizontal rows are called ___
  13. 22. chlorine is ___ at room temperature
  14. 24. elements are arranged in groups in the ___table
  15. 25. group one metals react violently with ___
  16. 26. argon has ___ electronic shells
Down
  1. 1. metals form ions by loosing their ____
  2. 2. some metals are_____
  3. 3. colour of bromine
  4. 5. alkali metals include lithium, sodium and _____
  5. 6. group 2 metals are called
  6. 8. group 7 metals are called ______
  7. 10. in writing elements they use chemical____ instead of names
  8. 17. metals conduct electricity through liquid and _____
  9. 18. sodium is so reactive it is kept under ___
  10. 19. non metals are easily broken, they are not____
  11. 22. noble gasses do not lose or ___ electrons
  12. 23. berrylium is what place in the periodic table