Chemistry

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Across
  1. 3. _________is a temperature scale having an absolute zero below which temperatures do not exist.
  2. 6. _________ reorganized the periodic table by atomic number.
  3. 9. _____ law pressure and volume are inversely related.
  4. 10. _________ reactions occur when a compound breaks up into the elements or in a few simpler compounds.
  5. 12. ______ replacement reactions occur when one element replaces another in a compound.
  6. 14. The ________ scale is based on 32 degrees for the freezing point of water and 212 degrees as the boiling point of water.
  7. 15. As the ___________ of the gas and/or the temperature of the gas changes so does its behavior.
  8. 17. _______ is a fluids resistance to flow.
  9. 20. In _______ bonds atoms share valance electrons.
  10. 21. ______ is a measure of the average amount of kinetic energy of particles in matter.
  11. 24. _______ have an indefinite shape and a definite volume.
  12. 26. _______ have a definite shape and a definite volume.
Down
  1. 1. In general metals _____ electrons to form positive cations.
  2. 2. __________ reactions occur when two substances combine and form a new compound.
  3. 4. _________ composed the first list of all known elements.
  4. 5. A(n) ________ bond is a chemical bond formed by the electrostatic attraction between positive and negative ions.
  5. 7. _________ indicates the relative ability of an atom to attract electrons in a chemical bond.
  6. 8. _________ reactions occur when a hydrocarbon reacts wit oxygen.
  7. 11. _______ arranged the elements by atomic mass and by similar properties.
  8. 13. in general non-metals _____ electrons to form negative anions.
  9. 16. Eacn vertical column of the periodic table is called a(n) ________.
  10. 18. The _______ scale is based on 0 degrees for the freezing point of water and 100 degrees as the boiling point.
  11. 19. _____ stands for standard temperature and pressure.
  12. 20. _____ reactions is the process by which atoms of one or more substances are rearranged to form different substances.
  13. 22. _______ collisions are ones where no kinetic energy is lost.
  14. 23. Each horizontal row of the periodic table is called a(n) ______.
  15. 25. _______ does not have a definite shape or volume.