contestada

When iodine reacts with a metal, it forms an ionic
species;what is the full name for this ion and its symbol,
including thecharge?

Respuesta :

Answer:

Iodide, [tex]I^-[/tex]

Explanation:

Iodine is the element of group 17 and fifth period. The atomic number of chlorine is 53 and the symbol of the element is I.

The electronic configuration of the element Iodine is:-

[tex][Kr]4d^{10}5s^25p^5[/tex]

Thus, iodine atom gains one electron to complete its octet and form an anion which is known as iodide ion.

Thus, the symbol of the iodide ion is:-

[tex]I^-[/tex]

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