Unit 7.5.2 Vocab

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Across
  1. 2. All the things in a compound.
  2. 8. The things at the end of a chemical reaction.
  3. 10. The horizontal sorting of the Periodic Table.
  4. 11. Two or more elements chemically combined.
  5. 12. The number of molecules in an element or compound.
Down
  1. 1. A law that states that matter cannot be created or destroyed.
  2. 3. The starting element or compounds before a chemical reaction.
  3. 4. The vertical sorting of the Periodic Table.
  4. 5. An element that is used in a rocket's engines to cool them down before liftoff.
  5. 6. The number of atoms the element behind it.
  6. 7. Something that cannot be broken down chemically into simpler substances.
  7. 9. The smallest unit of an element.