Vocabulary terms Units 1-3 and Periodic Table

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Across
  1. 3. the part of the solution that is mixed into the solvent (NaCl in saline water)
  2. 5. type of mixture that the particles are evenly mixed
  3. 7. a chemically bonded number of atoms that are electrically neutral
  4. 9. type of mixture that the particles are distiguished
  5. 12. an element which is not metallic
  6. 14. the part of the solution that dissolves the solute (H2O in saline water)
  7. 15. the metals of Group 1 on the periodic table
  8. 16. a positive unit or subatomic particle that has a positive charge
  9. 18. - an orbital around the atom's nucleus that has a fixed number electrons (usually two or eight)
  10. 19. fuel- fuel made from decaying plants and animals
  11. 21. pertaining to the atomic nucleus
  12. 23. ongoing series of of fission reactions
  13. 25. - a subatomic particle with a net charge that is negative
  14. 26. A substance that cannot be decomposed into simpler substances by chemical means, an atom that is defined by its atomic number
  15. 28. – a chemical reaction between an oxidant and fuel with heat and often light
  16. 32. material with definite chemical composition
  17. 33. resource that can be replaced in a short period of time
  18. 34. change of size, shape, or state
  19. 37. resistance to flow
  20. 40. - the process of an unstable atomic nucleus losing energy by emitting radiation
  21. 41. homogeneous mixture made up of multiple substances. It is made up of solutes and solvents.
  22. 42. chemical reaction when something is exposed to oxygen
  23. 43. Mass per unit Volume, how tightly packed the particles are
Down
  1. 1. two or more substances combined
  2. 2. rows on the periodic table, 1-7
  3. 4. - a substance that is made up of two or more chemically bonded elements
  4. 6. resource that takes a long period of time to be produced
  5. 8. a neutral unit or subatomic particle that has no net charge
  6. 10. columns and period table, 1-18
  7. 11. occurs in nature used for enjoyment
  8. 13. the outermost electrons of an atom, which are located in electron shells
  9. 17. - a chemical element in its smallest form
  10. 19. split of a large nucleus, creates energy and radiation
  11. 20. earth metals, Group 2 on the periodic table
  12. 22. the center of an atom made up of neutrons and protons, with a net positive charge
  13. 24. A change in which one or more new substances are formed.
  14. 27. combining two small nucleus, creates energy
  15. 29. an atom or a group of atoms that carries an electric charge.
  16. 30. group 18 elements, those whose outer electron shell is filled
  17. 31. anything that has mass and occupies space.
  18. 35. particles that are smaller than an atom; examples are protons, neutrons and electrons
  19. 36. Oxidation of metals in the presence of air and moisture.
  20. 38. atoms containing the same number of protons but different numbers of neutrons.
  21. 39. - mixture of evenly dispersed substances