Chemical Crossword

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Across
  1. 2. Combination of two or more substances in any
  2. 4. Basic unit for molecular (covalent) compounds
  3. 7. A pure substance made up of two or more different elements
  4. 8. A unit of chemistry, that shows the 6.02 x 10^23
  5. 9. Anything that has mass and volume
  6. 12. A positively charged particle found in the nucleus
  7. 15. Atoms that share the same number of protons but different numbers of neutrons
  8. 16. The tiny particle that makes up all substances
  9. 18. The space occupied by substances
  10. 20. Negatively charged ion
  11. 21. Negatively charged subatomic particle
  12. 22. Special place for conducting experiments
  13. 23. The substance in a solution that is dissolved by a solvent
Down
  1. 1. Positively charged ion
  2. 3. The mass of a unit volume of a substance
  3. 5. A pure substance that cannot be broken down into simpler elements
  4. 6. Charged atom
  5. 7. A branch of natural science that studies matter and its changes
  6. 10. Degree of hotness or coldness
  7. 11. Amount of substance
  8. 12. of any particle.
  9. 13. A non-charged subatomic particle found in the nucleus
  10. 14. Scientist who studies chemistry
  11. 17. The substance that dissolves a solute in a solution
  12. 19. An organized procedure to perform the processes under controlled conditions