Science Cards

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Science Cards
2011-10-18 13:32:15
Science Physical science test

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  1. What counts for similar chemical properties
  2. An elements location in the periodic table is related to its
    -electron arrangement
  3. What is an ion
    -charged particle
  4. What is a cation
    -positive charge
  5. What is a antion
    -negative charge
  6. What are the tree main categories of elements.
    • -metals
    • -nonmetals
    • -semiconductor(metalloids)
  7. elements in own family (group) have similar _______
  8. What does each element have in common
    -elements in a family have same # of valence electrons
  9. What are the families of metals
    • -Alkali metals
    • -Alkaliine-earth metals
    • -Transition Metals
  10. What group is the alkaline metals located in and the # of valence electrons
    • -Group 1
    • -1
  11. What group is the alkaline-earth metals located in and the # of valence electrons
    • -group 2
    • -2
  12. What group is the Transition metals located in and the # of valence electrons
    • -groups 3-12
    • -varied
  13. What group is the Halogen located in and the # of valence electrons
    • -group 17
    • -7
  14. What group is the noble gases located in and the # of valence electrons
    • -Group 18
    • -8 (perfect #)
  15. Why are alkali metals so reactive
    - caz they have only 1 valence electron that is easily removed
  16. What metal group is soft and shiny.
    -Alkali Metals
  17. __________ are less reactive than alkaline metals, but still react
    -Alkaline-Earth Metal
  18. This type of metal is found in limestone and in the human body
    -Alkaline-Earth Metal
  19. This metal family is commly used in fireworks
    -Alkaline-Earth Metal
  20. With the exception of mercury, ______ metals are harder, denser, and have higher melting points than all other metal types
  21. What is the iron triad
    • -Iron
    • -Coalbat
    • -Nickel
  22. What are the families of nonmetals
    • -halogens
    • -Noble gases
  23. What group or family exist as a single atom instead of molecules
    -Noble gases
  24. this group is inert or unreactive, caz their 1st and 2nd orbital are filled.
    -Noble gases
  25. ________ do not form ions or compounds
    -Noble gases
  26. With addition of single electrons, ________ become stable
  27. This family easily combines to form salts.
  28. This group and its compounds are plentiful on earth
  29. ________ family is gases or brittle at room temp
  30. This group is non-maleable or ductile.
  31. ______ forms many compounds and super plentiful
  32. __________ are able to cunduct heat and electricity, but uonly nder certain conditions
  33. Group 1 elements form _ ion
  34. Group 17 elements form _ ion
  35. an element or compound that conducts current better that an insulator does but not as well as a conductor does
    Semiconductory (metalloids)
  36. An element that conducts heat and electricity poorly
  37. An element that is shiny and that conducts heat and electricity well
  38. Periodic table is aranged by
    -atomic #
  39. Periodic Law is.
    -Things repeat.
  40. What is most abundant metaloid