What's That Atom?

Edit Answers
1234567891011121314151617181920
Across
  1. 3. C is the chemical symbol for which element?
  2. 5. What's the charge on a Lithium(Li)ion with 3 protons, and 2 electrons?
  3. 8. An isotope with a mass number of 15 and 8 neutrons.
  4. 9. A -3 Phosphorus ion has how many electrons?
  5. 11. What's the charge on a Zinc(Zn)ion with 30 protons, and 28 electrons?
  6. 12. What's the charge on a Oxygen(O) ion with 8 protons, and 10 electrons?
  7. 14. An ion with 36 electrons and a -3 charge.
  8. 16. An element with 34 protons, 34 electrons, and a mass number of 79 amu
  9. 18. An ion with 86 electrons and a +2 charge.
  10. 19. the chemical symbol for Sodium.
  11. 20. How many protons are in an element of Boron (B) that has 6 neutrons and a mass number of 11?
Down
  1. 1. This element has 1 proton and 0 neutrons in it's nucleus.
  2. 2. An element with an average atomic mass of 80amu
  3. 4. Atomic mass is equal to the number of protons plus the number of ___________.
  4. 6. What's the charge on a Calcium (Ca) ion with 20 protons, and 18 electrons?
  5. 7. the chemical symbol of an element that has 4 electrons and a mass number of 9.0 amu.
  6. 10. What's the charge on a Chlorine (Cl) ion with 17 protons, and 18 electrons?
  7. 13. A +2 Magnesium ion has how many electrons?
  8. 14. The chemical symbol for Aluminum.
  9. 15. The chemical symbol for Copper.
  10. 17. An ion with -1 charge and 53 protons.