GENERAL CHEMISTRY

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Across
  1. 1. Particles in a atom with a negative charge.
  2. 4. The 24th element on the Periodic table of elements.
  3. 10. Group of element that readily forms positive ions(cations) and has metallic bonds.
  4. 14. The 44th element on the Periodic table of elements.
  5. 15. Change A change of one substance to another.
  6. 16. The resistance to flow by a fluid.
  7. 17. The point in temperature when the liquid starts to boil.
  8. 18. Type of mixture with particles that are larger than those in solutions, but not heavy enough to settle out.
  9. 20. Substance formed when two or more chemical elements are chemically bonded together.
  10. 21. Liquid to Gas.
  11. 22. Gas to Solid.
  12. 24. The basic building block for all matter in the universe.
  13. 25. Solid to Gas.
  14. 26. Anything that has mass and takes up space and has volume.
  15. 28. Type of mixture that has no uniform composition.
  16. 31. The 66th element on the Periodic table of elements.
  17. 32. The simplest substance and hence cannot be broken down using chemical reactions.
  18. 33. Number of protons in an atom is equal to a number called ___?
  19. 35. Gas to Liquid.
  20. 36. Particles in a atom with no charge.
  21. 37. A type of matter with fixed composition.
Down
  1. 2. Characteristic of a substance that indicates whether it can undergo a chemical change.
  2. 3. A process involving applying centrifugal force to detach particles from the solution by their scale, shape, density, medium and rotor speed viscosity.
  3. 5. Liquid to Solid.
  4. 6. Characteristic of a material you can observe without changing the identity.
  5. 7. A change in size, shape, or state.
  6. 8. Universal Solvent.
  7. 9. Materials that are able to be hammered.
  8. 11. Type of mixture that has the same proportions or uniform composition.
  9. 12. Homogeneous mixture with particles so small that they cannot be seen with a microscope.
  10. 13. A process for separating substances by evaporating a liquid and recondensing its vapor.
  11. 19. The point in temperature when the solid starts to liquefy.
  12. 23. Particles in a atom with a positive charge.
  13. 27. Effect Scattering of light by colloidal particles.
  14. 29. Solid to Liquid.
  15. 30. A material made up of two or more different substances which are physically combined.
  16. 34. The sum of the number of protons and neutrons.