EASY

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What is oxidation state and coordination number of central metal in ${[{NH}_{4}]}_{2} [{CoF}_{4}]$ ?.

Important Questions on Coordination Compounds

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Coordination Number

Which of the following is not an anionic complex?

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Coordination Number

The covalency of

Al

{[AlCl {(H_{2} O)}_{5}]}^{2 +}

is:

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Coordination Number

The oxidation number of

Pt

{[Pt (C_{2} H_{4}) {Cl}_{3}]}^{-}

ion is

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Coordination Number

The coordination number, oxidation state, number of

d

-electrons and number of unpaired electrons of

Co

metal in

[Co {({NH}_{3})}_{5} ({CO}_{3})] {ClO}_{4}

are respectively

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Coordination Number

The sum of coordination number and oxidation number of metal $M$ in the complex $[M {(e n)}_{2} (C_{2} O_{4})] C l$ (Where en is ethylenediamine) is:

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Coordination Number

Oxidation number and coordination number of silver in Tollen's reagent are respectively:

HARD

Chemistry>Inorganic Chemistry>Coordination Compounds>Coordination Number

Which among the following coordination compounds does not have coordination number equal to number of ligands?

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Coordination Number

Write the hybridisation and number of unpaired electrons in the complex

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

. (Atomic No. of

Co = 27

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Coordination Number

Which among the following is a neutral complex?

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Coordination Number

The oxidation states of iron atoms in compounds

(A)

(B)

and

(C)

, respectively, are

x, y

and

z

. Then sum of

x, y

and

z

is ...........

\underset{(A)}{{Na}_{4} [Fe {(CN)}_{5} (NOS)]} \underset{(B)}{{Na}_{4} [{FeO}_{4}]} \underset{(C)}{[{Fe}_{2} {(CO)}_{9}]}

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Coordination Number

The oxidation number of central metal in

[Pt {({NH}_{3})}_{2} Cl ({NO}_{2})]

and

{[{CoCl}_{2} (en)_{2}]}^{\oplus},

respectively, are

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Coordination Number

Amongst the following, identify the species with an atom in

+ 6

oxidation state.

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Coordination Number

In case of ring rest of

{NO}_{3}^{-}

ion, the complex formed has formula

[Fe {(H_{2} O)}_{5} NO] {SO}_{4}

. The oxidation state of iron in the complex is

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Coordination Number

Molar conductance of a complex of cobalt is zero. Then its structure would be

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Coordination Number

Write the coordination number and oxidation state of Platinum in the complex

[Pt {(en)}_{2} {Cl}_{2}]

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Coordination Number

Which of the following is not a complex compound?

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Coordination Number

What is the oxidation state of

Fe

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

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Coordination Number

The co-ordination number of

Fe

and

Co

in the complex ions,

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

and

{[Co (SCN)_{4}]}^{2 -}

are respectively :

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Coordination Number

The coordination numbers of

C o

and

A l

[C o (C l) {(e n)}_{2}] C l

and

K_{3} [A l {(C_{2} O_{4})}_{3}],

respectively are:
(en

=

ethane-1, 2-diamine)

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Coordination Number

The correct charge and co-ordination number of

‘ Fe ’

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

What is oxidation state and coordination number of central metal in [NH4]2[CoF4]?.

Important Questions on Coordination Compounds

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What is oxidation state and coordination number of central metal in ${[{NH}_{4}]}_{2} [{CoF}_{4}]$ ?.