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16 December, 11:05

Eriq, a chemist, is running tests with four unknown elements. He has found that they all bond the same way, so he knows that they are in the same group on the periodic table of elements. The table shows other properties that Eriq observed.

These four elements are most likely in group

15.

16.

17.

18.

the answers is group 18

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Answers (2)
  1. 16 December, 11:31
    0
    The answer is group 18
  2. 16 December, 12:04
    0
    Did you post the answer already?
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