Chemistry Unit

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Across
  1. 4. The smallest individual part of a molecule.
  2. 10. An Element that shows no sign of metal in it. (Has no properties of either metal or non-metals)
  3. 11. Anumber in the bottom center of the elements space on the Periodic Table. (63.545- Copper)
  4. 12. Rows on the Periodic Table
  5. 14. Has a Neutral Charge.
  6. 15. Has a Negative Charge.
  7. 17. Chemical change of cold
  8. 18. The Electron on the outer ring of the element. (2,8,8,2).
  9. 19. All the gases on the Periodic table (Hydrogen, Helium, etc)
  10. 20. Orbitals are regions of space around the nucleus of an atom where an electron is likely to be found.
  11. 21. the Number at the center top of the elements space in the Periodic Table. (29- Copper)
  12. 24. We did a lab about this. Metal was _________
  13. 25. Composed of 2 or more parts
  14. 26. Is the ball of Positive and Negative charge in the center of the atom.
Down
  1. 1. a thing in the Periodic Table of Elements (rock or gas or metal, etc)
  2. 2. Substance obtained by another substance
  3. 3. Elements that form cations when compounds.
  4. 5. system subjected to external force
  5. 6. Chemical change of hot
  6. 7. Has a Positive Charge.
  7. 8. The two letters that represent each element on the periodic table. (CU- Copper)
  8. 9. Inventor of the Periodic Table.
  9. 13. Elements that have no signs of metal in them (Gases)
  10. 16. Is a column of elements in the periodic table of the chemical elements.
  11. 22. Quantity of Substance
  12. 23. Substance the undergoes a chemical change