Atom Lab

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Across
  1. 4. The number of protons in the necules of an atom
  2. 5. postivly charged particals located in the neclues of an atom
  3. 8. The average mass of the isotopes of an element
  4. 10. negatively charged particals located outside the neclules of an atom
  5. 12. levels the possible locations around a nucles where electrons nmay be found
  6. 14. a chemical bond formed when atoms share two pairs of electrons
  7. 18. A chemical bond formed when atoms share two pairs of electrons
  8. 19. uses dots to represent valence electrons around an elements atomic sympol
  9. 20. created in an atom when it has more electrons then protons.
  10. 21. periodic table: a table that shows the elements thier atomic number symbol and average atomic mass elements with simular chemical properities are grouped toegether
  11. 22. the smallest partical of a compound that retanins all the properties of the compound and is composed of one or more atoms.
Down
  1. 1. created in a atom when it has more protons then electrons
  2. 2. the central part of the atom where protons and netrons are locateed
  3. 3. atoms of the same element the have diffrent numbers of netrons
  4. 6. particlas of no charge (netrel) located in the necules of an atom
  5. 7. a charged atom due to the loss or gain of negitive electrons
  6. 9. a chemical bond formed when atoms share one pair of electrons
  7. 11. bond:a chemical bond formed when atoms share three pairs of electrons
  8. 13. bond a chemical bond resulting from the attraction between oppositly charged atoms
  9. 15. a pure substance made of only one kind of atom
  10. 16. The smallest unit.
  11. 17. electrons electrons on the ouutermot energy level of an atom