Amongst the following , the most stable complex is .

F e (C O_{5})

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[F e (C N_{6})]^{3 -}

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[F e (C_{2} O_{4})_{3}]^{3 -}

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[F e (H_{2} O)_{6}]^{3 -}

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Solution

The correct option is C $[F e (C_{2} O_{4})_{3}]^{3 -}$
The stability of a complex increases by chelation. Therefore, the most stable complex is $[F e (C_{2} O_{4})_{3}]^{3 -}$ .

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Similar questions

Which of the following statements is/are true for the complexes, $[F e (H_{2} O)_{6}]^{2 +}, [F e (C N)_{6}]^{3 -}, [F e (C_{2} O_{4})_{3}]^{3 -}$ and $[F e (C O)_{5}]$ ?

Q. Amongst the following, the most stable complex is:
(i)

[F e (H_{2} O)_{6}]^{3 +}

(ii)

[F e (N H_{3})_{6}]^{3 +}

(iii)

[F e (C_{2} O_{4})_{3}]^{3 -}

(iv)

[F e C l_{6}]^{3 -}

Amongst the following, the most stable complex is

(i) [Fe(H₂O)₆]³⁺

(ii) [Fe(NH₃)₆]³⁺

(iii) [Fe(C₂O₄)₃]^3-

(iv) [FeCl₆]^3-

Q. In the complexes

[F e (H_{2} O)_{6}]^{3 +}, [F e (C N)_{6}]^{3 -}, [F e (C_{2} O_{4})_{3}]^{3 -}

and

[F e C l_{6}]^{3 -}

most stable is:

The stabilisation of coordination compounds due to chelation is called the chelate effect. Which of the following is the most stable complex species?
(a) $[F e (C O)_{5}]$
(b) $[F e (C N)_{6}]^{3 -}$
(c) $[F e (C_{2} O_{4})_{3}]^{3 -}$
(d) $[F e (H_{2} O)_{6}]^{3 +}$

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Amongst the following , the most stable complex is .

The correct option is C [Fe(C2O4)3]3−The stability of a complex increases by chelation. Therefore, the most stable complex is [Fe(C2O4)3]3−.

The correct option is C $[F e (C_{2} O_{4})_{3}]^{3 -}$
The stability of a complex increases by chelation. Therefore, the most stable complex is $[F e (C_{2} O_{4})_{3}]^{3 -}$ .