Chemistry

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Across
  1. 2. Table Table that shows all elements
  2. 4. A substance with a pH more than 7
  3. 7. A pure substance made of one type of atom
  4. 8. A substance with a pH less than 7
  5. 10. Two or more substances not chemically joined
  6. 12. A particle with no charge
Down
  1. 1. A particle with a negative charge
  2. 3. Two or more elements chemically joined
  3. 5. The smallest part of an element
  4. 6. A particle with a positive charge
  5. 9. When pH is 7
  6. 11. A charged particle