Chemical Reactions

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Across
  1. 6. During a chemical reaction, atoms are never created or ___________
  2. 7. The compound formed when iron reacts with oxygen
  3. 10. The name given to the process which causes atoms in reactants to rearrange into new products
  4. 12. A type of reaction that proceeds naturally, without energy being continuously added to it
  5. 14. The term given to the corrosion of iron
  6. 16. Elements such as gold, platinum and mercury do not react with oxygen at all, and are referred to as noble metals
  7. 17. Reacting sodium chloride with silver nitrate will produce __________ _________ and sodium nitrate
  8. 18. Burning methane with oxygen will produce _________ __________ and water
  9. 19. A group of atoms chemically joined together
Down
  1. 1. When the atoms in a chemical reaction rearrange to form a gas, __________ will be observed
  2. 2. Chemical reactions where a metal reacts with oxygen to form a metal oxide
  3. 3. HCl
  4. 4. The substances at the end of a chemical reaction
  5. 5. The substances at the beginning of a chemical reaction
  6. 8. The ________ properties of a metal determines how likely it is to corrode
  7. 9. A type of reaction that continually requires energy to be added to it
  8. 11. Particles that make up matter
  9. 13. When the atoms in a chemical reaction rearrange to form a solid, a _________ may be observed
  10. 15. A method of preventing corrosion, where the metal is coated with zinc metal
  11. 20. Atoms in substances are held together by chemical bonds that store ___________