chemistry

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Across
  1. 2. Electron Config of Gallium
  2. 4. Name of group 17
  3. 6. Name of groups 3-12
  4. 8. [He] 2s2 2p1
Down
  1. 1. Electron config of Magnesium
  2. 3. Name of group 1
  3. 5. [He] 2s2 2p3
  4. 7. Name of group 18