Chemistry Topic Review

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Across
  1. 3. / ______ is anything that has mass and takes up space.
  2. 4. / atom with same number of protons and electrons but different numbers of neutrons.
  3. 8. / this principle suggests that a body that is submerged in a fluid is buoyed up by a force equal in magnitude to the weight of the fluid that is displaced.
  4. 10. / the energy of motion is _______.
  5. 14. / the positively charged dense center of an atom.
  6. 15. / atoms are arranged on the periodic table of the _______.
  7. 16. / element number 6 on the periodic table of the elements.
  8. 17. / The melting and boiling point are example of _______ properties.
  9. 19. / State of matter is charged particles. 99.9% of Normal
  10. 20. / this is the change of substances into other substances through a reorganization of the atoms.
  11. 21. / This type of matter is believed to make up 90% of the universe; it is invisible (does not absorb or emit light).
  12. 22. / frist scientist to create the atomic theory.
  13. 25. / the tea is an example of ______ mixture.
  14. 26. / Oxygen in the nature state are ______.
  15. 28. / State of matter that has definite volume but not shape.
Down
  1. 1. / These are brittle, poor conductors, have no luster.
  2. 2. / These have properties of both metals and nonmetals.
  3. 5. / Matter is neither created nor destroyed but merely __________ from one form to another.
  4. 6. / Electron’s in the outer most shell.
  5. 7. / a _____ is a vertical column on the periodic table of the elements.
  6. 9. / Metals are considered this if they can be made into wire.
  7. 11. / these types of metals are found in the middle of the periodic table.
  8. 12. / Metals are considered this if they can be made into sheets.
  9. 13. / These are good conductors of heat and electricity.
  10. 18. / State of matter that has definite shape and volume.
  11. 20. / this Law suggests that volumes of a gas increase with temperature.
  12. 23. / made up of two or more elements bonded together.
  13. 24. / a _______________ is a horizontal row on The Periodic Table of the Elements.
  14. 27. /units of atomic mass.