Tetraammine Copper (II) Sulphate

MEDIUM

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Which management principle suggests that each organizational member should receive orders from one superior only?

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Important Questions on Coordination Compounds

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Nomenclature of Coordination Compounds

The correct charge and co-ordination number of

‘ Fe ’

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

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Nomenclature of Coordination Compounds

What is a bidentate ligand? Give one example.

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Nomenclature of Coordination Compounds

Write the hybridisation and number of unpaired electrons in the complex

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

. (Atomic No. of

Co = 27

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Nomenclature of Coordination Compounds

The correct order of the stoichiometries of

AgCl

formed when

{AgNO}_{3}

is treated in excess with the complexes:

{CoCl}_{3} . 6 {NH}_{3}, {CoCl}_{3} . 5 {NH}_{3}, {CoCl}_{3} . 4 {NH}_{3}

, respectively, is:

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Nomenclature of Coordination Compounds

Explain the term coordination number.

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Nomenclature of Coordination Compounds

Cobalt (III) chloride forms several octahedral complexes with ammonia. Which of the following will not give test for chloride ions with silver nitrate at

25^{o} C

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Nomenclature of Coordination Compounds

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

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

HARD

Chemistry>Inorganic Chemistry>Coordination Compounds>Nomenclature of Coordination Compounds

Four-point charges $Q, q, Q$ and $q$ are placed at the corners of a square of side $' a'$ as shown in the figure.

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Find the resultant electric force on a charge $Q$ .

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Nomenclature of Coordination Compounds

Explain the term Ligand.

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Nomenclature of Coordination Compounds

Explain the terms. Central metal atom/ion.

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Nomenclature of Coordination Compounds

Explain Werner's theory of coordination compounds with suitable examples.

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Nomenclature of Coordination Compounds

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>Nomenclature of Coordination Compounds

Complex salt is

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Nomenclature of Coordination Compounds

What is the oxidation number of gold in the complex

[{AuCl}_{4}]^{-}

EASY

Chemistry>Inorganic Chemistry>Coordination Compounds>Nomenclature of Coordination Compounds

Out of

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

and

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

, which complex compound more stable.

HARD

Chemistry>Inorganic Chemistry>Coordination Compounds>Nomenclature of Coordination Compounds

Three-point charges $q, - 4 q$ and $2 q$ are placed at the vertices of an equilateral triangle ABC of side $l$ as shown in the figure. Obtain the expression for the magnitude of the resultant electric force acting on the charge $q$ .

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