Vocabulary Review

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Across
  1. 3. Horizontal columns in the periodic table.
  2. 5. Vertical columns in the periodic table.
  3. 6. Smallest particle.
  4. 8. Corrosive substances.
  5. 10. Also known as concentration of a solution.
  6. 12. Substances that have no bonds between them.
  7. 15. Found in chemicals.
  8. 17. Group 7A.
  9. 18. Total number of protons and neutrons.
  10. 20. Oxidation-reduction reactions are called this.
  11. 22. Ion with a - charge.
  12. 23. Negative part of an atom.
  13. 26. A process that absorbs heat.
  14. 27. Insoluble substance.
  15. 29. From the sun.
  16. 30. A matter that has a definite composition.
Down
  1. 1. Substance composed of 2+ elements.
  2. 2. A process that releases heat.
  3. 4. Capacity to do work.
  4. 7. Directed change of energy as a result of a process.
  5. 9. What subject is this?
  6. 11. Positive part of an atom.
  7. 13. The thing we dissolve in.
  8. 14. Based on position.
  9. 16. Erosive substances.
  10. 19. Group 1A.
  11. 21. The thing that gets dissolved.
  12. 24. Ion with a + charge.
  13. 25. Amount of substance.
  14. 28. From heat.