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.

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Statement-1: $[Cu ({NH}_{3})_{4}]^{+ 2}$ complex has tetrahedral geometry.

Statement-2: This complex is paramagnetic having an unpaired electron in $4$ p-orbital.

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Important Questions on Coordination Compounds

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory in Coordination Compounds

The metal's

d -

orbitals that are directly facing the ligands in

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

are:

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory in Coordination Compounds

The magnetic moment of an octahedral homoleptic

Mn (II)

complex is

5 .9 B . M .

. The suitable ligand for this complex is:

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory in Coordination Compounds

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

HARD

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory in Coordination Compounds

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 in Coordination Compounds

Which of these statements about

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

is true?

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory in Coordination Compounds

The pair having the same magnetic moment is:

[A t . N o . : C r = 24, M n = 25, F e = 26, C o = 27]

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory in Coordination Compounds

The spin only magnetic moment of

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

3.87 BM

where

Z

is:

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory in Coordination Compounds

The species that has a spin-only magnetic moment of

5.9 BM,

is :
(

T_{d} =

tetrahedral)

HARD

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory in Coordination Compounds

Which one of the following has square planar structure?

HARD

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory in Coordination Compounds

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

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Valence Bond Theory in Coordination Compounds

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 in Coordination Compounds

The hybridization involved in complex