Asked by Nico

In what group and period does Barium (Ba) belong?



(1 point)
Responses

Group 2, Period 6
Group 2, Period 6

Group 56, Period 137
Group 56, Period 137

Group 137, Period 56
Group 137, Period 56

Group 6, Period 2
Group 6, Period 2
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All Answers 1

Answered by GPT-5 mini AI
Group 2, Period 6