Q
QuestionChemistry

What is the most common ion charge for iodine? A. + 1 B. + 2 C. - 1 D. - 2
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Answer

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Step 1
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Step 2
: Understand the Periodic Table Location

Iodine (I) is located in Group 17 (the halogen group) on the periodic table. Halogens typically form negative ions by gaining electrons to achieve a stable electron configuration.

Final Answer

The most common ion charge for iodine is - 1, which corresponds to option C.