Chemistry

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Across
  1. 1. / Has a weight of 65.380
  2. 3. / People have made lots of jewelery with this
  3. 4. / Found in glow sticks
  4. 6. / Part of the Alkaline Earth Metals
  5. 7. / Found in milk, cheese, etc.
  6. 8. / Needed on a daily basis to survive
Down
  1. 1. / Has a weight of 91.224
  2. 2. / Is part of the Alkali Metals
  3. 5. / Atomic number is two
  4. 7. / Used to clean pools