Discussion 2 Crossoword Puzzle

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Across
  1. 2. What group is fluorine in on the periodic table?
  2. 4. A horizontal row on the periodic table.
  3. 6. The amount of product actually obtained from a chemical reaction.
  4. 8. The smallest unit of an element that still has the properties of that element.
  5. 9. A neutral atom of sodium has 11 protons. If it loses one electron, what is the charge of the resulting ion? (Add a + or - before the number).
  6. 10. The total number of protons and neutrons in an atom’s nucleus.
Down
  1. 1. When an atom gains electrons during a reaction.
  2. 3. When an atom loses electrons during a reaction.
  3. 5. If the theoretical yield of a reaction is 5.0 grams and the actual yield is 4.5 grams, what is the percent yield?
  4. 7. The number of protons in an atom’s nucleus; it identifies the element.