The correct statement about the magnetic properties of [Fe(CN) 6 ] 3- and [FeF 6 ] 3- is : (Z = 26).

[Fe(CN) 6 ] 3- is paramagnetic, [FeF 6 ] 3- is diamagnetic.

[Fe(CN) 6 ] 3- is diamagnetic, [FeF 6 ] 3- is paramagnetic.

EASY

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Based on valence bond theory for complex ions select the correct statements from the following

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Important Questions on Coordination Compounds

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory

The hybridization involved in complex

{[N i {(C N)}_{4}]}^{2 -}

is: (Atomic number of Ni = 28)

HARD

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory

The geometries of the ammonia complexes of

N i^{2 +}, P t^{2 +} a n d Z n^{2 +}

respectively, are :

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory

Explain the geometry of

[Cu {({NH}_{3})}_{4}]^{2 +}

on the basis of hybridisation [At. No. Cu = 29].

HARD

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory

The difference in the number of unpaired electrons of a metal ion in its high-spin and low-spin octahedral complexes is two. The metal ion is:

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory

The metal's

d -

orbitals that are directly facing the ligands in

K_{3} [Co {(CN)}_{6}]

are:

HARD

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory

Among

[N i {(C O)}_{4}], {[N i C l_{4}]}^{2 -}, [C o {(N H_{3})}_{4} C l_{2}] C l, N a_{3} [C o F_{6}], N a_{2} O_{2}

and

C s O_{2}

, the total number of paramagnetic compounds is

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory

Among the following, the square planar geometry is exhibited by:

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory

The spin only magnetic moment of

{[{ZCl}_{4}]}^{2 -}

3.87 BM

where

Z

is:

HARD

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory

Choose the correct statement(s) among the following:

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory

Identify the set of paramagnetic ions among the following:

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory

The magnetic moment of an octahedral homoleptic

Mn (II)

complex is

5 .9 B . M .

. The suitable ligand for this complex is:

HARD

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory

Which one of the following has square planar structure?

HARD

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory

Consider the following complex ions, P, Q and R.

$P = {[{FeF}_{6}]}^{3 -}, Q = {[V {(H_{2} O)}_{6}]}^{2 +}, R = {[Fe {(H_{2} O)}_{6}]}^{2 +}$

The correct order of the complex ions, according to their spin-only magnetic moment values (in B.M.) is

HARD

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory

The correct combination is

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory

Ni {(CO)}_{4}

is:

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory

An octahedral complex of Co³⁺ is diamagnetic. The hybridisation involved in the formation of the complex is :

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory

The correct statement about the magnetic properties of [Fe(CN)₆]^3- and [FeF₆]^3- is : (Z = 26).

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory

Which of the following molecules doesn't exist according to Valence Bond Theory?

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory

The correct statements among I to III are:
(I) Valence bond theory cannot explain the color exhibited by transition metal complexes.
(II) Valence bond theory can predict quantitatively the magnetic properties of transition metal complexes.
(III) Valence bond theory cannot distinguish ligands as weak and strong field ones.

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory

Which of these statements about

{[C o {(C N)}_{6}]}^{3 -}

is true?

Based on valence bond theory for complex ions select the correct statements from the following

Important Questions on Coordination Compounds

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