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9 May, 05:52

Why does barium and iodine form Bal2

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  1. 9 May, 05:54
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    It'd be BaI2 because Barium has a fixed oxidation state of + 2, and Iodine has a fixed state of - 1, so you need two Iodines to create a neutral charge.
  2. 9 May, 06:07
    0
    Barium has a + 2 charge and iodine has a - 2 charge so you need to move it over to balance it out
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