Chemistry Crossword

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Across
  1. 2. glass container with a flat bottom with measurements on the sides.
  2. 8. What makes the product
  3. 9. Change of state, usually reversible
  4. 11. found a way to name chemicals
  5. 12. created a new way of organizing elements (Periodic Table of elements)
  6. 16. Carries no charge in an atom
  7. 17. When two non metals combine
  8. 18. Change in colour, odour, if it is exothermic or endothermic, not reversible
  9. 19. People who tried to purify objects through somewhat magical means
  10. 21. absorbs heat
  11. 23. positive charge in an atom
  12. 24. Gas, liquid, solid
  13. 25. Made by 2 or more reactants
Down
  1. 1. Shiny, hard, good conductor
  2. 3. a substance that cannot be separated into any more substances
  3. 4. the mass of an atom in a chemical element
  4. 5. a substance made of 2 or more elements
  5. 6. a table of organized elements ordered by atomic number.
  6. 7. tells you what the substance is using letters and symbols
  7. 10. Microscopic particle. (Makes up all matter). First thought of by Democritus.
  8. 13. Developed the planetary model that included protons and neutrons in the nucleus and electrons orbiting around the nucleus
  9. 14. bad conductor, no lustre
  10. 15. formed by attraction between particles of opposite charges (Ions)
  11. 20. Emits heat
  12. 22. negative charge in an atom