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Element Crossword Puzzles
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The Alkaline Earth Metals
Across
2.Two of this element's compounds burn with a red flame and are used in fireworks and signal flares.
4.A fair amount of this element can be found in your bones.
5.One of this element's compounds is used to produce X-ray images of the intestinal tract.
6.This element burns with a brilliant white light.
Down
1.The first member of this group, this element can be used as a neutron source.
3.All isotopes of this element are radioactive.
  
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