Chemical Reactions

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Across
  1. 2. the substances produced by the chemical reaction
  2. 3. states that the total mass of the reactants before a chemical reaction is the same as the total mass of the products after the chemical reaction
  3. 5. a small number placed after an element symbols that tells how many of that element
  4. 11. the connections between atoms that makes molecules and compounds
  5. 12. the symbol Ag represents this element
  6. 13. the symbol Cu represents this element
  7. 14. what bonds do during a chemical reaction
  8. 16. a process in which atoms of one or more substances rearrange to form one or more new substances
  9. 18. the symbol W represents this element
Down
  1. 1. the symbol O represents this element
  2. 2. the symbol K represents this element
  3. 4. a description of a reaction using element symbols and chemical formulas
  4. 6. a number placed in front of an element symbol or chemical formula in an equation
  5. 7. the symbol H represents this element
  6. 8. a solid forms from the mixture of two liquids
  7. 9. what atoms do during a chemical reaction
  8. 10. the symbol Sn represents this element
  9. 15. the starting substances in a chemical reaction
  10. 17. the symbol C represents this element