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**EDIT** Never mind just realized that it is lead(II) in PbI

Why does lead iodide have the formula PbI

Pb needs to lose (or gain) 4 electrons to have a stable octet and Iodine needs to gain only 1. So why isn't the equation PbI

Thanks :)

_{2}. Hehe... AwkwardWhy does lead iodide have the formula PbI

_{2}?Pb needs to lose (or gain) 4 electrons to have a stable octet and Iodine needs to gain only 1. So why isn't the equation PbI

_{4}? It seems like it should be... Please explain if you can.Thanks :)

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