Which element can have oxidation state from 4 to 6? (1) Fe (2) Mg

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Taniska · Answer 1 · 2019-05-30T05:03:34+0000

Correct option (4) Cr

Explanation:

Fe oxidation state range + 2 to + 6 (but + 6 is less stable)

Mg oxidation state + 2

Co oxidation state range + 2 to + 4

Cr oxidation state range + 1 to + 6 (but +6 is more stable)