d & f block Coordination

Compound

CHEMISTRY

01

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Which of the following is cationic complex

(A) Tetracarbonyl nickel (0)

(B) Hexachloroplatinante (III) ion

(C) Hexaaquairon (III) ion

(D) Tetraiodomercurate (II) ion.

02

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Chemical Name of "Turn bull's blue" is

(A) Ferrous ferricyanide

(B) Potassium ferrocyanide

(C) Potassium cyanide

(D) Potassium ferricyanide.

03

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The formula of dichloro bis (Urea) copper (II) is

(A) [Cu{O = C(NH2)2}2]Cl2

(B) [CuCl2{O = C(NH2)2}]

(C) [Cu {O = C(NH2)2}Cl]Cl

(D) [CuCl2{O = C(NH2)2}2]

04

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Which of the following complexes is not a chelate

(A) bis (dimethylglyoximato) nickel(II)

(B) Potassium ethylenediamenetetrathiocyanato

chromate(III)

(C) Tetrammine dichlorocobalt(III) nitrate

(D) Trans-diglycinatoplatinum (II).

05

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The correct IUPAC name of the complex Fe(C5H5)2

is

(A) Cyclopentadienyl iron (II)

(B) Bis (cyclopentadienyl) iron (II)

(C) Dicyclopentadiency ferrate (II)

(D) Ferrocene.

06

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The correct name of [Pt(NH3)4Cl2] [PtCl4] is

(A) Tetraammine dichloro platinum (IV)

tetrachloroplatinate (II)

(B) Dichloro tetra ammine platinium (IV) tetrachloro

platinate (II)

(C) Tetrachloro platinum (II) tetraammine platinate (IV)

(D) Tetrachloro platinum (II) dichloro tetraamine platinate

(IV).

07

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The IUPAC name of K2[Cr(CN)2O2(O)2(NH3)] is

(A) Potassium amminedicyanodioxoperoxo chromate (VI)

(B) Potassium amminecyanoperoxodioxo chromium (VI)

(C) Potassium amminecyanoperoxodioxo chromium (VI)

(D) Potassium amminecyanoperoxodioxo chromate (IV)

08

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The IUPAC name [Co(NH3)6] [Cr(CN)6] is

(A) Hexaammine cobalt (III) hexacyanochromate (III)

(B) Hexacyanochromium cobalt hexaammine chromium

(VI)

(C) Hexaammine cobalt (III) hexacyanochromium (VI)

(D) Hexacyanochromium (III) hexaammine cobalt (III).

09

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The isomer can be marked as

(A) Dextro isomer

(B) Laevo isomer

(C) Cis isomer

(D) Trans isomer.

M

A

B

AB

A

A

10

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The IUPAC name for [Co(NCS)(NH3)5]Cl2 is

(A) Pentaammine (thiocyanato-N) cobalt (III) chloride

(B) Pentaammine (thiocyanato-S) cobalt (III) chloride

(C) Pentaamine (isothiocyanato-N,S) cobalt (III)

chloride

(D) Pentaammine (mercapto-N) cobalt (III) chloride.

11

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The formula of the complex tris (ethylene diamine)

cobalt (III) sulphate is

(A) [Co(en)2SO4]

(B) [Co(en)3SO4]

(C) [Co(en)3]SO4

(D) [Co(en)3]2(SO4)3

12

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The IUPAC name of Fe(CO)5 is

(A) Pentacarbonyl ferrate (0)

(B) Pentacarbonyl Ferrate (III)

(C) Pentacarbonyl Iron (0)

(D) Pentacarbonyl Iron (II).

13

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The two compounds sulphato penta-ammine cobalt

(III)bromide and sulphato penta-ammine cobalt

(III)chloride represents

(A) Linkage isomerism

(B) Ionisation isomerism

(C) Co-ordination isomerism

(D) No isomerism.

14

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Which of the following set of isomerism is wrong

(A) Cis-[Co(gly)2Cl2]– – optical isomerism

(B) [Zn(NH3)3Cl]+ – Geometrical isomerism

(C) [Fe(H2O)6]Cl3 – Hydrate isomerism

(D) [Co(en)2(NCS)2]Cl – Linkage isomerism.

15

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Which of the following common shapes (1 – IV) can

never exist as geometric isomers, regardless of the

identity of the ligands

(I) Linear (II) Square planar

(III) Tetrahedral (IV) Octahedral

(A) I only (B) I and II

(C) I and III (D) II and IV

16

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Which of the following is pair of ionization isomers

(A) [Co(NH3)5Br]SO4 and [Co(NH3)5SO4]Br

(B) [Cr(H2O)5Cl]Cl2.H2O & [Cr(H2O)4.Cl2]Cl. 2H2O

(C) [Co(NH3)6][Cr(CN)6] & [Cr(NH3)6] [Co(CN)6]

(D) cis-[Pt(NH3)2Cl2] & trans-[Pt(NH3)2Cl2]

17

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In coordination compounds, the hydrate isomers differ

(A) In the number of water molecules of hydration

only

(B) In the number of water molecules only present as

ligands

(C) Both (A) and (B)

(D) In their coordination number of the metal atom

18

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The complex ions [Co(NH3)5(NO2)]2+ and

[Co(NH3)5(ONO)]2+ are called

(A) Ionization isomers

(B) Linkage isomers

(C) Coordination isomers

(D) Hydrate isomers.

19

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Geometrical isomerism in coordination compounds

is exhibited by

(A) Square planar and tetrahedral complexes

(B) Square planar and octahedral complexes

(C) Tetrahedral and octahedral complexes

(D) Square planar, tetrahedral and octahedral

complexes.

20

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[Co(NH3)5Br] SO4 and [Co(NH3)5SO4] Br are isomers

(A) Linkage

(B) Geometrical

(C) Ionization

(D) Optical

21

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[Co(NH3)5Br]SO4 and [Co(NH3)5SO4]Br are

examples of which of the following type of

isomerism?

(A) Optical

(B) Linkage

(C) Coordination

(D) Ionization

22

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Change in composition of co-ordination sphere

yields which type of isomers ?

(A) Hydrate

(B) Optical

(C) Geometrical

(D) None of these.

23

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Which of the following cannot show linkage

isomerism ?

(A) H2O

(B) CN–

(C) SCN–

(D) NO2–

24

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Which of the following complex shows ionization

isomerism?

(A) [Cr(NH3)6]Cl3

(B) [Cr(en)2 ]Cl2

(C) [Cr(en)3]Cl3

(D) [Co(NH3)5Br]SO4

25

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Which of the following pairs show co-ordination isomerism?

(A) [Co(NH3)6] [Cr(CN)6] and [Mn(NH3)6] [Co(CN)6]

(B) [Co(NH3)3(H2O)2Cl]Br2 and [Co(NH3)3(H2O)Cl Br]Br ·

H2O

(C) [Pt(NH3)4Cl2]Br2 and [Pt(NH3)3Br2]Cl2

(D) [Co(NH3)6] [Cr(C2O4)3] and [Cr(NH3)6] [Co(C2O4)3]

26

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Which kind of isomerism is shown by the complex

[Co(NH3)5(ONO)]SO4 ?

1. Ionisation isomerism 2. Linkage isomerism

3. Geometrical isomerism 4. Optical isomerism

(1) 1, 2, 3 & 4 are correct (2) 1, 3 & 4 are correct only

(3) 1 & 2 are correct only (4) 2, 3 & 4 are correct only.