GENERAL CHEMISTRY 1

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Across
  1. 6. a chemical substance that is present at the start of a chemical reaction
  2. 7. an ion with a negative electrical charge
  3. 9. a chemical process where a solid turns into a gas without going through a liquid stage
  4. 10. element with atomic number 18 and is represented by the symbol Ar
  5. 14. an element with an atomic number 6
  6. 15. Can be bent or hammered into shape
  7. 17. mass per unit volume
  8. 20. a branch of science that deals with the form and properties of matter and substances
  9. 22. group of 8 valence electrons around an atom
  10. 24. one or more atoms with the same atomic number but with different numbers of neutrons
  11. 26. containing one mole of a substance
  12. 27. a very light colorless element that is one of the six inert gasses; the most difficult gas to liquefy; occurs in economically extractable amounts in certain natural gases
  13. 29. A compound containing only carbon and hydrogen
  14. 31. element with properties intermediate between those of metals and nonmetals
  15. 32. a metric unit of weight equal to one thousandth of a kilogram
  16. 33. that which has mass and occupies space
  17. 34. A substance containing oxygen that has a pH of more than 7 and less than 14
  18. 37. a branch of science that explores the chemical processes within and related to living organisms
  19. 40. a heterogeneous mixture in which solute-like particles settle out of a solvent-like phase sometime after their introduction
  20. 41. chemical element with the symbol Ag
  21. 43. a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction
  22. 44. chemical element with the symbol Au
  23. 45. containing or involving or occurring in the form of ions
  24. 49. a mixture containing two or more metallic elements or metallic and nonmetallic
  25. 50. the conversion of a vapor or gas to a liquid
Down
  1. 1. means 10
  2. 2. of or relating to or characterized by covalence
  3. 3. a fourth state of matter
  4. 4. a visible suspension in the air of particles of a substance
  5. 5. A medium or substance that does not conduct heat or electricity
  6. 8. any compound containing a chlorine atom
  7. 11. a membrane-bound structure that contains a cell's hereditary information and controls its growth and reproduction
  8. 12. material which permits the flow of energy and electricity
  9. 13. any of several complex proteins that are produced by cells and act as catalysts in specific biochemical reactions
  10. 16. the process of turning from liquid into vapor
  11. 18. metal with element symbol Pb and atomic number 82
  12. 19. The relative formula mass of a substance in grams
  13. 21. The chemical erosion of iron and steel
  14. 23. state of matter characterized by having a definite volume but not a definite shape
  15. 25. the degree of hotness or coldness of a body or environment
  16. 28. a type of homogeneous mixture in which the dispersed particles do not settle out
  17. 30. incapable of mixing
  18. 35. a sugar comprising one glucose molecule linked to a galactose molecule; occurs only in milk
  19. 36. an alloy of copper
  20. 38. amount of matter in a substance
  21. 39. unable to dissolve in a solvent
  22. 42. A substance that dissolves a solute
  23. 46. something that makes a chemical reaction happen more quickly without itself being changed
  24. 47. means 100
  25. 48. a common nonmetallic element; constitutes 78 percent of the atmosphere by volume