Chemistry Crossword

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Across
  1. 1. reaction that occurs when there is NOT a TRANSFER of electrons
  2. 4. a chemical reaction that involves the GAINING of electrons by one of the atoms involved in the reaction between two chemicals
  3. 5. any chemical reaction that involves the MOVING of electrons
  4. 6. a NUMBER that is assigned to an element in a chemical combination
Down
  1. 2. the LOSS of electrons during a reaction by a molecule, atom or ion
  2. 3. reaction in which the oxidation number of a molecule, atom, or ion changes by GAINING or LOSING an electron
  3. 4. a chemical reaction that involves the GAINING of electrons by one of the atoms involved in the reaction between two chemicals
  4. 5. a substance that has the ability to OXIDIZE other substances