Chemistry Review

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Across
  1. 4. substances with a pH from >7-14
  2. 7. the ability to transfer heat or electricity
  3. 9. change resulting in new substances with new properties
  4. 12. balanced/unbalanced: P₄O₁₀ + H₂O 🠆 H₃PO₄
  5. 13. balanced/unbalanced: 2Fe₂O₃ + 3C 🠆 4Fe + 3CO₂
  6. 14. the ability to be shaped or hammered
  7. 15. number of oxygen atoms in 4H₂O
  8. 16. blue litmus paper turns/stays _________ in the presence of an acid
  9. 17. phenolphthalein turns this color in the presence of a base
Down
  1. 1. type of change that does not create new substances
  2. 2. small number to the right of a symbol indicating number of that type of atom
  3. 3. a substance that changes color in the presence of an acid or a base
  4. 5. substances with a pH from 0<7
  5. 6. a substance with a pH of 7
  6. 8. the ability to be pulled into wire
  7. 10. ability to reflect light, shiny
  8. 11. red litmus paper turns/stays ________ in the presence of a base