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The two compounds whose structures are shown will have ______ melting point and their rotation of plane polarised light would be respectively

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Important Questions on Coordination Compounds

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Isomerism in Coordination Compounds

A reaction of cobalt

(III)

chloride and ethylenediamine in a

1 : 2

mole ratio generates two isomeric products

A

(violet-coloured) and

B

(green-coloured).

A

can show optical activity, but,

B

is optically inactive. What type of isomers do

A

and

B

represent?

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Isomerism in Coordination Compounds

The number of geometric isomers that can exist for square planar

{[P t (C l) (p y) (N H_{3}) (N H_{2} O H)]}^{+}

is (py = pyridine):

HARD

Chemistry>Inorganic Chemistry>Coordination Compounds>Isomerism in Coordination Compounds

Consider the following reaction and statements:

{[Co {({NH}_{3})}_{4} {Br}_{2}]}^{+} + {Br}^{-} \to [Co {({NH}_{3})}_{3} {Br}_{3}] + {NH}_{3}

(i) Two isomers are produced if the reactant complex ion is a cis-isomer.

(ii) Two isomers are produced if the reactant complex ion is a trans-isomer.

(iii) Only one isomer is produced if the reactant complex ion is a trans-isomer.

(iv) Only one isomer is produced if the reactant complex ion is a cis-isomer.

The correct statements are

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Isomerism in Coordination Compounds

The species that can have a trans-isomer is:

(e n = e t h a n e - 1, 2 - d i a m i n e, o x = o x a l a t e)

HARD

Chemistry>Inorganic Chemistry>Coordination Compounds>Isomerism in Coordination Compounds

The correct statement on the isomerism associated with the following complex ions.

(a)

{[N i {(H_{2} O)}_{5} N H_{3}]}^{2 +}

(b)

{[N i {(H_{2} O)}_{4} {(N H_{3})}_{2}]}^{2 +}

and

(c)

{[N i {(H_{2} O)}_{3} {(N H_{3})}_{3}]}^{2 +}

is:

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Isomerism in Coordination Compounds

The one that will show optical activity is
(

en =

ethane

- 1, 2 -

diamine)

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Isomerism in Coordination Compounds

An octahedral complex with molecular composition M.5NH₃.Cl.SO₄ has two isomers, A and B. The solution of A gives a white precipitate with AgNO₃ solution and the solution of B gives white precipitate with BaCl₂ solution .The type of isomerism exhibited by the complex is :

MEDIUM

Chemistry>Inorganic Chemistry>Coordination Compounds>Isomerism in Coordination Compounds

The number of possible optical isomers for the complexes