saraiiiiii saraiiiiii
  • 15-01-2020
  • Chemistry
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This element has a completely filled 3p sublevel for its outermost electrons

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anisah62 anisah62
  • 15-01-2020
1s2 2s2 2p6 3s2 3p6 = 18e- so it should be Argon (Ar)
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