Unit 5 Crossword Puzzel

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Across
  1. 2. This is written on the right side of a chemical equation and is what you get as the result of a chemical reaction.
  2. 3. When a hydrocarbon reacts with oxygen to create carbon dioxide and water.CxHy+ O2 → CO2 + H2O
  3. 5. A combination of multiple elements that become chemically bonded that create a new substance.
  4. 7. This is written on the left side of a chemical equation and is how a chemical reaction starts.
  5. 8. Atoms that gain or lose electrons.
  6. 10. What is written in front of a chemical formula that tells you how much of an element there is which helps you balance them.
  7. 11. The reactant breaks down into simpler products. AB → A + B
  8. 14. Two non-metals that are bonded and are sharing electrons.
Down
  1. 1. When reacting its compounds flip-flop places. AB + CD → AD + CB
  2. 4. One element in a compound switches places with an element.
  3. 6. Seven elements that always have two of them in a chemical reaction.
  4. 9. A number written in a small font that indicates the number of atoms present in an element.
  5. 12. Two or more elements combine to create one product. A + B → AB
  6. 13. A metal and non-metal bonded creating positive and negative ions.