MCQ
$EAN$ of complex $[Fe(C_2O_4)_3]^{3-}$ is
- A$27$
- B$24$
- C$35$
- ✓$29$
✓
Answer
Correct option: D.
$29$
d
The correct formula of diammine dichlorodicyano chromate $(III)$ is $\left[ CrCl _2( CN )_2\left( NH _3\right)_2\right]^{-}$. It contains two ammines, two cyano, and two chloro ligands. The oxidation state of chromium is $III$.Hence, the overall charge on the anion is $-1$.
The correct formula of diammine dichlorodicyano chromate $(III)$ is $\left[ CrCl _2( CN )_2\left( NH _3\right)_2\right]^{-}$. It contains two ammines, two cyano, and two chloro ligands. The oxidation state of chromium is $III$.Hence, the overall charge on the anion is $-1$.
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