Harv886

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Author:
Anonymous
ID:
75758
Filename:
Harv886
Updated:
2011-03-28 21:17:15
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Description:
These are to help study for the science test. These are available to be used in the resource room during study hall every day up until the day of the test which is this Friday, March 1st.
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  1. Good conductors of heat and electricity
    metals
  2. ability to reflect light
    Luster
  3. can be hammered or rolled into sheets
    malleable
  4. can be drawn into a wire
    ductile
  5. the sharing of electrons between 2 metals bonded together
    metallic bonding
  6. Group 1 on the periodic table
    alkali metals
  7. most reactive group of elements; rarely found in nature
    alkali metals
  8. elements in which the nucleus breaks down giving off particles and energy
    radioactive elements
  9. group 2 on periodic table (2 valence electrons); extremely reactive and not found in nature alone
    alkaline earth metals
  10. metal used to produce the brilliant white color in fireworks
    magnesium
  11. groups 3 through 12 on the periodic table
    transition elements
  12. iron, cobalt and nickel
    iron triad
  13. copper, silver and gold
    coinage metals
  14. metal used in electric wiring
    copper
  15. the only metal that is liquid at room temperature
    mercury
  16. two metals used to coat other metals
    tin
  17. elements with atomic numbers 58-71
    lanthanides
  18. elements with atomic numbers 90-103
    actinides
  19. element that is best known for nuclear weapons
    uranium
  20. earth's hardened outer layer
    crust
  21. metals in the Earth's crust that are combined with other elements
    ores
  22. in metallic bonding, positively charged metallic ions are surrounded by a ________________.
    cloud of electrons

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