REACTANTS AND REACTIONS

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Across
  1. 4. What is produced after a chemical reaction
  2. 7. Substances used for a chemical reaction, for eg: Oxygen and Hydrogen
  3. 10. In what physical state do particles move freely around
  4. 12. A process of a substance spreading in gas and water, temp can affect speed
  5. 13. Survives with oxygen, heat and a fuel if some sort
  6. 15. 2 atoms chemically fused together
  7. 18. Name of test for this gas is called the "squeaky pop"
  8. 19. Most salts are not acidic but _________
  9. 20. Can not be broken down any further, makes up the periodic table
Down
  1. 1. Which type of energy can be released during a chemical reaction
  2. 2. A product of oxygen and iron
  3. 3. A waste product of oxygen
  4. 5. What is produced during a chemical reaction that can be seen through bubbles
  5. 6. Used for respiration
  6. 8. Used to make alkali salts
  7. 9. A group of atoms joined together, they can contain diffrent or same atoms
  8. 11. What is hydrogen + oxygen
  9. 14. What a compound will end in if 2 elements are used, for eg: iron oxide
  10. 16. which one of these is a element, Na or CO
  11. 17. A process involving reactants