What is the oxidation state of cobalt in a complex…

What is the oxidation state of cobalt in a complex $\left[\mathrm{Co}\left(\mathrm{NH}_3\right)_6\right]^{3+}$ ?
  1. $+4$
  2. $+3$
  3. $+2$
  4. $+6$

Solution

$x+6(0)=+3$ $x=+3$

Asked in: MHT CET 2022 (10 Aug Shift 1)

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