Chemistry Unit 5 Vocab

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Across
  1. 4. The little number on the right side of a symbol which represents the amount of atoms in the element.
  2. 6. The breaking down of reactants which form into basic products.
  3. 11. Two elements/compounds change places.
  4. 13. The number of molecules in an equation.
  5. 14. An element with only two atoms.
Down
  1. 1. A hydrocarbon reacts with oxygen, usually resulting in heat, CO2, or H20.
  2. 2. The combination of elements.
  3. 3. An element changes spots with another element.
  4. 5. The transferring of electrons, one metal and one nonmetal.
  5. 7. An atom that gained or lost an electron.
  6. 8. The result of a chemical reaction.
  7. 9. The combination of elements to create a product.
  8. 10. The transferring of electrons in nonmetals.
  9. 12. The beginning substance in a chemical reaction.