chem

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Across
  1. 4. A process that leads to the chemical transformation of one set of chemical substances to another
  2. 7. A process that occurs when atoms or groups of atoms lose electrons
  3. 8. A reaction in which a change to the physical properties of a substance occurs
Down
  1. 1. A substance that is present at the end of a chemical reaction
  2. 2. A substance with pH level greater than 7
  3. 3. A process of an atom or compound gaining one or more electrons
  4. 5. A substance that is present at the start of a chemical reaction
  5. 6. A substance with pH level less than 7