Question

Match each element to its correct group.



(2 points)
Put responses in the correct response input area to answer the question. Select a response, navigate to the desired input area and insert the response. Responses can be selected and inserted using the space bar, enter key, left mouse button or touchpad. Responses can also be moved by dragging with a mouse.
Iodine (I)
Press enter key to drop response here.
Potassium (K)
Press enter key to drop response here.
Barium (Ba)
Press enter key to drop response here.
Argon (Ar)
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Silver (Ag)
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Answer 1

Iodine (I) — Halogen
Potassium (K) — Alkali metal
Barium (Ba) — Alkaline earth metal
Argon (Ar) — Noble gas
Silver (Ag) — Transition metal