One Co - Co bonds, six terminal CO and two bridging CO .

No Co - Co bonds, six terminal CO and two bridging CO .

No Co - Co bonds, four terminal CO and four bridging CO .

One Co - Co bonds, four terminal CO and four bridging CO .

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The most stable ion is

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Important Questions on Coordination Compounds

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Chemistry>Inorganic Chemistry>Coordination Compounds>Stability of Coordination Compounds

Which of the following species is not stable?

HARD

Chemistry>Inorganic Chemistry>Coordination Compounds>Stability of Coordination Compounds

The correct option(s) about entropy (S) is(are)

[ $R =$ gas constant, $F =$ Faraday constant, $T =$ Temperature]

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Chemistry>Inorganic Chemistry>Coordination Compounds>Stability of Coordination Compounds

M n_{2} {(C O)}_{10}

is an organometallic compound due to the presence of:

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Chemistry>Inorganic Chemistry>Coordination Compounds>Stability of Coordination Compounds

The correct pair of orbitals involved in $\pi$ -bonding between metal and

CO

in metal carbonyl complexes is:

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Stability of Coordination Compounds

The overall stability constant of the complex ion

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

2.1 \times 10^{13} .

The overall dissociation constant is

y \times 10^{- 14}

. Then

y

is (Nearest integer)

HARD

Chemistry>Inorganic Chemistry>Coordination Compounds>Stability of Coordination Compounds

The theory that can completely/properly explain the nature of bonding in

[Ni {(CO)}_{4}]

is:

HARD

Chemistry>Inorganic Chemistry>Coordination Compounds>Stability of Coordination Compounds

Which of the following has the longest

C - O

bond length? (Free

C - O

bond length in

CO

1.128 \overset{o}{A}

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Chemistry>Inorganic Chemistry>Coordination Compounds>Stability of Coordination Compounds

Which of the following is the CORRECT configuration of the complex

{[{RhCl}_{6}]}^{3 -} ?

HARD

Chemistry>Inorganic Chemistry>Coordination Compounds>Stability of Coordination Compounds

The coordination complex that absorbs at higher wavelength is

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Stability of Coordination Compounds

[{Co}_{2} {(CO)}_{8}]

displays

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Chemistry>Inorganic Chemistry>Coordination Compounds>Stability of Coordination Compounds

Number of bridging

CO

ligands in

[{Mn}_{2} {(CO)}_{10}]

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Stability of Coordination Compounds

The overall complex dissociation equilibrium constant for

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

ion is

5 \times 10^{- 12}

. The overall stability constant of the complex is

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Chemistry>Inorganic Chemistry>Coordination Compounds>Stability of Coordination Compounds

Low oxidation state of metals in their complexes are common when ligands

HARD

Chemistry>Inorganic Chemistry>Coordination Compounds>Stability of Coordination Compounds

The correct statement(s) regarding the binary transition metal carbonyl compounds is (are) (Atomic numbers:

F e = 26, N i = 28

)

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Stability of Coordination Compounds

Out of

{[{CoF}_{6}]}^{- 3}

and

[Co {(en)}_{3}]^{3 +}

, which complex compound more stable.

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Stability of Coordination Compounds

Iron carbonyl,

Fe {(CO)}_{5}

is:

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Chemistry>Inorganic Chemistry>Coordination Compounds>Stability of Coordination Compounds

Which of the following complex ions absorbs the light of minimum wavelength?

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Chemistry>Inorganic Chemistry>Coordination Compounds>Stability of Coordination Compounds

Which of the following is the most stable complex?

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Chemistry>Inorganic Chemistry>Coordination Compounds>Stability of Coordination Compounds

Which of the following complex has the highest stability constant at room temperature?

HARD

Chemistry>Inorganic Chemistry>Coordination Compounds>Stability of Coordination Compounds

The stability of complexes of

C u^{2 +}, N i^{2 +}, C o^{2 +} a n d F e^{2 +}

varies in the order?

The most stable ion is

Important Questions on Coordination Compounds

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