Types of reactions

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Across
  1. 2. A reaction that releases heat to the surroundings.
  2. 3. Decomposition reaction initiated by light energy.
  3. 4. A reaction in which a more reactive element displaces a less reactive element from its compound.
  4. 6. The process of losing oxygen or gaining hydrogen.
  5. 9. A reaction that absorbs heat from the surroundings.
  6. 10. A reaction that involves both oxidation and reduction simultaneously.
  7. 11. A reaction in which a substance reacts with oxygen to produce heat and light.
Down
  1. 1. A reaction in which a single compound breaks down into two or more simpler substances.
  2. 2. Decomposition of a substance using electricity.
  3. 5. A type of double displacement reaction where an insoluble solid forms and settles from a solution.
  4. 7. The process of gaining oxygen or losing hydrogen.
  5. 8. A reaction where two compounds exchange ions to form two new compounds.