Chemistry 2020/21

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Across
  1. 1. the scale that measures how acidic/basic water is
  2. 3. Avogadros constant
  3. 6. gases that are in the 18th/last group of the periodic table
  4. 10. The most reactive metals are extracted through this process
  5. 12. this formula is the simplest whole number ratio of the atoms
  6. 13. loss of electrons in redox reaction
  7. 14. Potassium is the top metal in the ... series
  8. 15. type of fossil fuel (non-renewable energy source)
Down
  1. 2. molecules only made out of Hydrogen and carbon atoms
  2. 4. Forward and backwards reaction are equal.
  3. 5. atoms with double bonds that can undergo the cracking process
  4. 7. metal compound that can be made from an acid.
  5. 8. chain of small reactive molecules (monomers)
  6. 9. Process in which longer hydrocarbon chains are broken into smaller ones
  7. 11. these atoms have the same number of protons and electrons, but a different number of neutrons