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Samacheer Kalvi solutions for Chemistry - Volume 1 and 2 [English] Class 12 TN Board chapter 5 - Coordination Chemistry [Latest edition]

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Samacheer Kalvi solutions for Chemistry - Volume 1 and 2 [English] Class 12 TN Board chapter 5 - Coordination Chemistry - Shaalaa.com
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Solutions for Chapter 5: Coordination Chemistry

Below listed, you can find solutions for Chapter 5 of Tamil Nadu Board of Secondary Education Samacheer Kalvi for Chemistry - Volume 1 and 2 [English] Class 12 TN Board.


Evaluation
Evaluation [Pages 169 - 173]

Samacheer Kalvi solutions for Chemistry - Volume 1 and 2 [English] Class 12 TN Board 5 Coordination Chemistry Evaluation [Pages 169 - 173]

Choose the correct answer:

Evaluation | Q 1. | Page 169

The sum of primary valence and secondary valence of the metal M in the complex [M(en)2(Ox)]Cl is ____________.

  • 3

  • 6

  • −3

  • 9

Evaluation | Q 2. | Page 169

An excess of silver nitrate is added to 100 ml of a 0.01 M solution of pentaaquachloridochromium (III) chloride. The number of moles of AgCl precipitated would be

  • 0.02

  • 0.002

  • 0.01

  • 0.2

Evaluation | Q 3. | Page 169

A complex has a molecular formula \[\ce{MSO4Cl.6H2O}\] The aqueous solution of it gives white precipitate with Barium chloride solution and no precipitate is obtained when it is treated with silver nitrate solution. If the secondary valence of the metal is six, which one of the following correctly represents the complex?

  • \[\ce{[M(H2O)4Cl]SO4.2H2O}\]

  • \[\ce{[M(H2O)6]SO4}\]

  • \[\ce{[M(H2O)5Cl]SO4.H2O}\]

  • \[\ce{[M(H2O)3Cl]SO4.3H2O}\]

Evaluation | Q 4. | Page 169

Oxidation state of Iron and the charge on the ligand NO in [Fe(H2O)5NO]SO4 are ____________.

  • +2 and 0 respectively

  • +3 and 0 respectively

  • +3 and −1 respectively

  • +1 and +1 respectively

Evaluation | Q 5. | Page 169

As per IUPAC guidelines, the name of the complex [Co(en)2(ONO)Cl]Cl is

  • chlorobisethylenediaminenitritocobalt (III) chloride

  • chloridobis (ethane-1, 2-diamine) nitro κ-Ocobaltate (III) chloride

  • chloridobis (ethane-1, 2-diammine) nitrito κ-Ocobalt (II) chloride

  • chloridobis (ethane-1, 2-diammine) nitrito κ-Ocobalt (III) chloride

Evaluation | Q 6. | Page 169

IUPAC name of the complex K3[Al(C2O4)3] is ____________.

  • potassiumtrioxalatoaluminium (III)

  • potassiumtrioxalatoaluminate (II)

  • potassiumtrisoxalatoaluminate (III)

  • potassiumtrioxalatoaluminate (III)

Evaluation | Q 7. | Page 170

A magnetic moment of 1.73 BM will be shown by one among the following

  • \[\ce{TiCl4}\]

  • \[\ce{[CoCl_{6-}]^{4-}}\]

  • \[\ce{[Cu(NH3)4]^2+}\]

  • \[\ce{[Ni(CN)4]^2-}\]

Evaluation | Q 8. | Page 170

Crystal field stabilization energy for high spin d5 octahedral complex is ____________.

  • −0.6Δ0

  • 0

  • 2(P − Δ0)

  • 2(P + Δ0)

Evaluation | Q 9. | Page 170

In which of the following coordination entities the magnitude of Δ0 will be maximum?

  • \[\ce{[Co(CN)6]^3-}\]

  • \[\ce{[Co(C2O4)3]^3-}\]

  • \[\ce{[Co(H2O)6]^3+}\]

  • \[\ce{[Co(NH3)6]^3+}\]

Evaluation | Q 10. | Page 170

Which one of the following will give a pair of enantiomorphs?

  • \[\ce{[Cr(NH3)6] [Co(CN)6]}\]

  • \[\ce{[Co(en)2Cl2]Cl}\]

  • \[\ce{[Pt(NH3)4] [PtCl4]}\]

  • \[\ce{[Co(NH3)4Cl2]NO2}\]

Evaluation | Q 11. | Page 170

Which type of isomerism is exhibited by [Pt(NH3)2Cl2]?

  • Coordination isomerism

  • Linkage isomerism

  • Optical isomerism

  • Geometrical isomerism

Evaluation | Q 12. | Page 170

How many geometrical isomers are possible for \[\ce{[Pt(Py)(NH3)(Br)(Cl)]}\]?

  • 3

  • 4

  • 0

  • 15

Evaluation | Q 13. | Page 170

Which one of the following pairs represents linkage isomers?

  • \[\ce{[Cu(NH3)4] [PtCl4]}\] and \[\ce{[Pt(NH3)4] [CuCl4]}\]

  • \[\ce{[Co(NH3)5 (NO3)]SO4}\] and \[\ce{[Co(NH3)5 (ONO)]}\]

  • \[\ce{[Co(NH3)4 (NCS)2]Cl}\] and \[\ce{[Co(NH3)4 (SCN)2]Cl}\]

  • both \[\ce{[Co(NH3)5 (NO3)]SO4}\] and \[\ce{[Co(NH3)5 (ONO)]}\] and \[\ce{[Co(NH3)4 (NCS)2]Cl}\] and \[\ce{[Co(NH3)4 (SCN)2]Cl}\]

Evaluation | Q 14. | Page 170

Which kind of isomerism is possible for a complex [Co(NH3)4Br2]Cl?

  • geometrical and ionization

  • geometrical and optical

  • optical and ionization

  • geometrical only

Evaluation | Q 15. | Page 170

Which one of the following complexes is not expected to exhibit isomerism?

  • \[\ce{[Ni(NH3)4 (H2O)2]^2+}\]

  • \[\ce{[Pt(NH3)2 Cl2]}\]

  • \[\ce{[Co(NH3)5 SO4]Cl}\]

  • \[\ce{[FeCl6]^3-}\]

Evaluation | Q 16. | Page 171

A complex in which the oxidation number of the metal is zero is ____________.

  • K4[Fe(CN)6]

  • [Fe(CN)3(NH3)3]

  • [Fe(CO)5]

  • both [Fe(CN)3(NH3)3] and [Fe(CO)5]

Evaluation | Q 17. | Page 171

Formula of tris (ethane-1, 2-diamine) iron (II) phosphate

  • \[\ce{[Fe(CH3-CH(NH2)2)3] (PO4)3}\]

  • \[\ce{[Fe(H2N-CH2-CH2-NH2)3] (PO4)}\]

  • \[\ce{[Fe(H2N-CH2-CH2-NH2)3] (PO4)2}\]

  • \[\ce{[Fe(H2N-CH2-CH2-NH2)3]3 (PO4)2}\]

Evaluation | Q 18. | Page 171

Which of the following is paramagnetic in nature?

  • \[\ce{[Zn(NH3)4]^2+}\]

  • \[\ce{[Co(NH3)6]^3+}\]

  • \[\ce{[Ni(H2O)6]^2+}\]

  • \[\ce{[Ni(CN)4]^2-}\]

Evaluation | Q 19. | Page 171

Fac-mer isomerism is shown by

  • \[\ce{[Co(en)3]^3+}\]

  • \[\ce{[Co(NH3)4 (Cl)2]^+}\]

  • \[\ce{[Co(NH3)3 (Cl)3]}\]

  • \[\ce{[Co(NH3)5 Cl]SO4}\]

Evaluation | Q 20. | Page 171

Choose the correct statement.

  • Square planar complexes are more stable than octahedral complexes

  • The spin only magnetic moment of \[\ce{[Cu(Cl)4]^2-}\] is 1.732 BM and it has square planar structure.

  • Crystal field splitting energy (Δ0) of \[\ce{[FeF6]^4-}\] is higher than the (Δ0) of \[\ce{[Fe(CN)6]^4-}\]

  • Crystal field stabilization energy of \[\ce{[V(H2O)6]^2+}\] is higher than the crystal field stabilization of \[\ce{[Ti(H2O)6]^2+}\]

Answer the following questions:

Evaluation | Q 1. i) | Page 171

Write the IUPAC name for the following complex.

\[\ce{Na2[Ni(EDTA)]}\]

Evaluation | Q 1. ii) | Page 171

Write the IUPAC name for the following complex.

\[\ce{[Ag(CN)2]^-}\]

Evaluation | Q 1. iii) | Page 171

Write the IUPAC name for the following complex.

\[\ce{[Co(en)3]2 (SO4)3}\]

Evaluation | Q 1. iv) | Page 171

Write the IUPAC name for the following complex.

\[\ce{[Co(ONO) (NH3)5]^2+}\]

Evaluation | Q 1. v) | Page 171

Write the IUPAC name for the following complex.

\[\ce{[Pt(NH3)2 Cl(NO2)]}\]

Evaluation | Q 2. a) | Page 172

Write the formula for the following coordination compound.

potassiumhexacyanidoferrate (II)

Evaluation | Q 2. b) | Page 172

Write the formula for the following coordination compound.

pentacarbonyl iron (0)

Evaluation | Q 2. c) | Page 172

Write the formula for the following coordination compound.

pentaamminenitrito-κNcobalt (III) ion

Evaluation | Q 2. d) | Page 172

Write the formula for the following coordination compound.

hexaamminecobalt (III) sulphate

Evaluation | Q 2. e) | Page 172

Write the formula for the following coordination compound.

sodiumtetrafluoridodihydroxidochromate (III)

Evaluation | Q 3. | Page 172

Arrange the following in order of increasing molar conductivity.

i) \[\ce{Mg[Cr(NH3) (Cl)5]}\]

ii) \[\ce{[Cr(NH3)5 Cl]3 [CoF6]2}\]

iii) \[\ce{[Cr(NH3)3 Cl3]}\]

Evaluation | Q 4. | Page 172

Give an example of coordination compound used in medicine and two examples of biologically important coordination compounds.

Evaluation | Q 5. | Page 172

Based on VB theory explain why \[\ce{[Cr(NH3)6]^3+}\] is paramagnetic, while \[\ce{[Ni(CN)4]^2-}\] is diamagnetic.

Evaluation | Q 6. | Page 172

Draw all possible geometrical isomers of the complex \[\ce{[Co(en)2Cl2]^+}\] and identify the optically active isomer.

Evaluation | Q 7. | Page 172

[Ti(H2O)6]3+ is coloured, while [Sc(H2O)6]3+ is colourless – explain.

Evaluation | Q 8. | Page 172

Give an example for a complex of the type [Ma2b2c2] where a, b, c are monodentate ligands and give the possible isomers.

Evaluation | Q 9. | Page 172

Give one test to differentiate \[\ce{[Co(NH3)5Cl]SO4}\] and \[\ce{[Co(NH3)5SO4]Cl}\].

Evaluation | Q 10. | Page 172

In an octahedral crystal field, draw the figure to show the splitting of d orbitals.

Evaluation | Q 11. | Page 172

What is linkage isomerism? Explain with an example.

Evaluation | Q 12. a) | Page 172

Classify the following ligand based on the number of donor atoms.

NH3

Evaluation | Q 12. b) | Page 172

Classify the following ligand based on the number of donor atoms.

en

Evaluation | Q 12. c) | Page 172

Classify the following ligand based on the number of donor atoms.

ox2−

Evaluation | Q 12. d) | Page 172

Classify the following ligand based on the number of donor atoms.

pyridine

Evaluation | Q 13. | Page 172

Give the difference between double salts and coordination compounds.

Evaluation | Q 14. | Page 172

Write the postulates of Werner’s theory.

Evaluation | Q 15. | Page 172

Why tetrahedral complexes do not exhibit geometrical isomerism.

Evaluation | Q 16. | Page 172

Explain optical isomerism in coordination compounds with an example.

Evaluation | Q 17. | Page 172

What are hydrate isomers? Explain with an example.

Evaluation | Q 18. | Page 172

What is crystal field splitting energy?

Evaluation | Q 19. | Page 172

What is crystal field stabilization energy (CFSE)?

Evaluation | Q 20. | Page 172

A solution of \[\ce{[Ni(H2O)6]^2+}\] is green, whereas a solution of \[\ce{[Ni(CN)4]^2-}\] is colorless – Explain.

Evaluation | Q 21. | Page 173

Discuss briefly the nature of bonding in metal carbonyls.

Evaluation | Q 22. | Page 173

What is the coordination entity formed when excess of liquid ammonia is added to an aqueous solution of copper sulphate?

Evaluation | Q 23. | Page 173

On the basis of VB theory explain the nature of bonding in \[\ce{[Co(C2O4)3]^3-}\].

Evaluation | Q 24. | Page 173

What are the limitations of VB theory?

Evaluation | Q 25. | Page 173

Write the oxidation state, coordination number, nature of ligand, magnetic property and electronic configuration in octahedral crystal field for the complex \[\ce{K4[Mn(CN)6]}\].

Solutions for 5: Coordination Chemistry

Evaluation
Samacheer Kalvi solutions for Chemistry - Volume 1 and 2 [English] Class 12 TN Board chapter 5 - Coordination Chemistry - Shaalaa.com

Samacheer Kalvi solutions for Chemistry - Volume 1 and 2 [English] Class 12 TN Board chapter 5 - Coordination Chemistry

Shaalaa.com has the Tamil Nadu Board of Secondary Education Mathematics Chemistry - Volume 1 and 2 [English] Class 12 TN Board Tamil Nadu Board of Secondary Education solutions in a manner that help students grasp basic concepts better and faster. The detailed, step-by-step solutions will help you understand the concepts better and clarify any confusion. Samacheer Kalvi solutions for Mathematics Chemistry - Volume 1 and 2 [English] Class 12 TN Board Tamil Nadu Board of Secondary Education 5 (Coordination Chemistry) include all questions with answers and detailed explanations. This will clear students' doubts about questions and improve their application skills while preparing for board exams.

Further, we at Shaalaa.com provide such solutions so students can prepare for written exams. Samacheer Kalvi textbook solutions can be a core help for self-study and provide excellent self-help guidance for students.

Concepts covered in Chemistry - Volume 1 and 2 [English] Class 12 TN Board chapter 5 Coordination Chemistry are Coordination Compounds and Double Salts, Definition of Important Terms Pertaining to Co-ordination Compounds, Nomenclature of Coordination Compounds, Isomerism in Coordination Compounds, Theories of Coordination Compound, Stability of Metal Complexes, Importance and Applications of Coordination Complexes, Werner’s Theory of Coordination Compounds.

Using Samacheer Kalvi Chemistry - Volume 1 and 2 [English] Class 12 TN Board solutions Coordination Chemistry exercise by students is an easy way to prepare for the exams, as they involve solutions arranged chapter-wise and also page-wise. The questions involved in Samacheer Kalvi Solutions are essential questions that can be asked in the final exam. Maximum Tamil Nadu Board of Secondary Education Chemistry - Volume 1 and 2 [English] Class 12 TN Board students prefer Samacheer Kalvi Textbook Solutions to score more in exams.

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