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The crystal filed theory is successful in explaining which of the following?

I. Ligands as point charges;

II. Formation and structures of complexes.

III. colour;

IV. Magnetic properties:

V . covalent character of metal-ligand bonding.

41.22% studentsanswered this correctly

Important Questions on Coordination Compounds

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Chemistry>Inorganic Chemistry>Coordination Compounds>Crystal Field Theory (CFT)

Jahn-Teller effect is not observed in high spin complexes of

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Crystal Field Theory (CFT)

The complex that has highest crystal field splitting energy

(∆)

, is:

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Chemistry>Inorganic Chemistry>Coordination Compounds>Crystal Field Theory (CFT)

The calculated spin-only magnetic moments

(B M)

of the anionic and cationic species out of

{[Fe {(H_{2} O)}_{6}]}^{+ 2}

and

{[Fe {(CN)}_{6}]}^{4 -}

respectively, are:

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Crystal Field Theory (CFT)

The complex ion that will lose its crystal field stabilization energy upon oxidation of metal to

+ 3

state is:

HARD

Chemistry>Inorganic Chemistry>Coordination Compounds>Crystal Field Theory (CFT)

Which of the following complex ions has electrons that are symmetrically filled in both

t_{2 g}

and

e_{g}

orbitals?

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Crystal Field Theory (CFT)

The degenerate orbitals of

{[C r {(H_{2} O)}_{6}]}^{3 +}

are

HARD

Chemistry>Inorganic Chemistry>Coordination Compounds>Crystal Field Theory (CFT)

What is the correct electronic configuration of the central atom in

K_{4} [F e {(C N)}_{6}]

based on crystal field theroy?

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Crystal Field Theory (CFT)

Among the following complexes the one which shows Zero crystal field stabilizations energy (CFSE)

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Crystal Field Theory (CFT)

The energies of

d_{xy} and d_{z}^{2}

orbitals in octahedral and tetrahedral transition metal complexes are such that

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Crystal Field Theory (CFT)

In aqueous solution,

{[Co {(H_{2} O)}_{6}]}^{2 +} (X)

reacts with molecular oxygen in the presence of excess

{NH}_{3}

to give a new complex

Y .

The number of unpaired electrons in

X

and

Y

are, respectively

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Crystal Field Theory (CFT)

Complete removal of both the axial ligands (along the

z - a x i s

) from an octahedral complex leads to which of the following splitting patterns? (relative orbital energies not on scale).

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Crystal Field Theory (CFT)

The correct increasing order for the wavelengths of absorption in the visible region for the complexes of

{Co}^{3 +}

is:

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Chemistry>Inorganic Chemistry>Coordination Compounds>Crystal Field Theory (CFT)

The correct order of the spin –only magnetic moment of metal ions in the following low-spin complexes,

{[V {(C N)}_{6}]}^{4 -}, {[F e {(C N)}_{6}]}^{4 -}, {[R u {(N H_{3})}_{6}]}^{3 +}

and

{[C r {(N H_{3})}_{6}]}^{2 +},

is:

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Crystal Field Theory (CFT)

The correct increasing order of trans-effect of the following species is

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Chemistry>Inorganic Chemistry>Coordination Compounds>Crystal Field Theory (CFT)

The crystal field stabilization energy (CFSE) of

[F e {(H_{2} O)}_{6}] C l_{2}

and

K_{2} [N i C l_{4}]

, respectively, are:

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Crystal Field Theory (CFT)

The d-electron configuration of

[Ru (en)_{3}] {Cl}_{2}

, and

[Fe {(H_{2} O)}_{6}] {Cl}_{2}

respectively are:

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Crystal Field Theory (CFT)

Which among the following is the strongest ligand?

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Crystal Field Theory (CFT)

Identify the correct trend given below:

(Atomic No. = Ti : 22, Cr : 24 and Mo : 42)

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Crystal Field Theory (CFT)

Pick out the correct statement with respect to

[Mn (CN)_{6}]^{3 -} .

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Crystal Field Theory (CFT)

In Wilkinson's catalyst, the hybridization of central metal ion and its shape are respectively:

The crystal filed theory is successful in explaining which of the following? I. Ligands as point charges; II. Formation and structures of complexes. III. colour; IV. Magnetic properties: V . covalent character of metal-ligand bonding.

Important Questions on Coordination Compounds

Learn and Prepare for any exam you want !

The crystal filed theory is successful in explaining which of the following?

I. Ligands as point charges;

II. Formation and structures of complexes.

III. colour;

IV. Magnetic properties:

V . covalent character of metal-ligand bonding.