general chemistry

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Across
  1. 3. solids has discrete covalently bonded molecules at each of its latrice points.
  2. 6. exist between polar molecules.
  3. 7. have a boiling point of 78.3"C and a molar heat vaporization of 39.3 KJ/mol.
  4. 9. dipole exist between an ion and a polar molecule
  5. 11. is three dimensional system of points designating the positions of the components that makes up crystal
  6. 12. is the most common technique used to separate mixtures into pure components.
  7. 13. have a molar heat vaporization of 26 KJ/mol
  8. 17. the resistance of a liquid to flow.
  9. 21. has definite shape
  10. 22. energy dependent on the temperature of the substance
  11. 23. property of a liquid to resist an external force.
  12. 24. SOLIDS: have a highly regular arrangement of particles
  13. 25. solids have ions at different points of the latrice
  14. 27. have a boiling point of 100°C
  15. 28. polar molecules have zero dipole moment
  16. 29. have a more defined hexagonal arrangement than water.
  17. 30. molecular model explains the properties of solids and liquids in terms of the intermolecular forces of attraction and the kinetic energy of the individual particles
Down
  1. 1. exist only in molecules that contains hydrogen atom bonded to a small, highly electronegative atom.
  2. 2. have a molar heat vaporization of 9.2KJ/mol.
  3. 4. point is the temperature at which its vapor pressure is equal to the external or atmospheric pressure
  4. 5. Boiling Point the temperature at which a liquid boils under an atmospheric pressure of 760mm Hg
  5. 8. solids have considerable disorder in their structure
  6. 10. molecule has a bent shape vith two partially positive hydrogen atoms and a partially negative oxygen atom
  7. 14. have definite shape but no definite volume
  8. 15. means that the phase change from phase A and Phase B occurs at the same rate as the phase change from phase B to phase A.
  9. 16. molecules each of them has unequal electron densities
  10. 18. Force attractive forces between neighboring particles
  11. 19. pressure the pressure exerted by its vapor when in equilibrium with its liquid
  12. 20. dipole also called temporary dipole,
  13. 26. have a boiling point of--186. O°C.