Balbharati solutions for Chemistry 12th Standard HSC for Maharashtra State Board chapter 9 - Coordination Compounds [Latest edition]

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Balbharati solutions for Chemistry 12th Standard HSC for Maharashtra State Board chapter 9 - Coordination Compounds - Shaalaa.com
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Solutions for Chapter 9: Coordination Compounds

Below listed, you can find solutions for Chapter 9 of Maharashtra State Board Balbharati for Chemistry 12th Standard HSC for Maharashtra State Board.


Exercises
Exercises [Pages 207 - 209]

Balbharati solutions for Chemistry 12th Standard HSC for Maharashtra State Board Chapter 9 Coordination Compounds Exercises [Pages 207 - 209]

Exercises | Q 1.1 | Page 207

Choose the most correct option.

The oxidation state of cobalt ion in the complex [Co(NH3)5 Br]SO4 is __________.

  • +2

  • +3

  • +1

  • +4

Exercises | Q 1.2 | Page 207

Choose the most correct option.

IUPAC name of the complex [Pt(en)2(SCN)2]2+ is ____________.

  • bis (ethylenediamine dithiocyanatoplatinum (IV) ion

  • bis (ethylenediamine) dithiocyantoplatinate (IV) ion

  • dicyanatobis (ethylenediamine) platinate IV ion

  • bis (ethylenediammine)dithiocynato platinate (IV) ion

Exercises | Q 1.3 | Page 207

Choose the most correct option.

Formula for the compound sodium hexacynoferrate (III) is ____________.

  • [NaFe(CN)6]

  • Na2[Fe(CN)6]

  • Na[Fe(CN)6]

  • Na3[Fe(CN)6]

Exercises | Q 1.4 | Page 207

Choose the most correct option.

Which of the following complexes exist as cis and trans isomers?

1. [Cr(NH3)2Cl4]-

2. [Co(NH3)5Br]2⊕

3. [PtCl2Br2]2- (square planar)

4. [FeCl2(NCS)2]2- (tetrahedral)

  • 1 and 3

  • 2 and 3

  • 1 and 3

  • 4 only

Exercises | Q 1.5 | Page 207

Choose the most correct option.

Which of the following complexes is chiral?

1. [Co(en)2Cl2]

2. [Pt(en)Cl2]

3. [Cr(C2O4)3]3-

4. [Co(NH3)4Cl2]

  • 1 and 3

  • 2 and 3

  • 1 and 4

  • 2 and 4

Exercises | Q 1.6 | Page 207

On the basis of CFT predict the number of unpaired electrons in [CrF6]3-.

  • 1

  • 2

  • 3

  • 4

Exercises | Q 1.7 | Page 207

Choose the most correct option.

When an excess of AgNO3 is added to the complex one mole of AgCl is precipitated. The formula of the complex is __________.

  • [CoCl2(NH3)4]Cl

  • [CoCl(NH3)4]Cl2

  • [CoCl3(NH3)3]

  • [Co(NH3)4]Cl3

Exercises | Q 1.8 | Page 207

Choose the most correct option.

The sum of coordination number and oxidation number of M in [M(en)2C2O4]Cl is _____________.

  • 6

  • 7

  • 9

  • 8

Exercises | Q 2.1 | Page 208

Answer the following in one or two sentences.

Write the formula for tetraammineplatinum (II) chloride.

Exercises | Q 2.2 | Page 208

Answer the following in one or two sentences.

Predict whether the [Cr(en)2(H2O)2]3+ complex is chiral. Write the structure of its enantiomer.

Exercises | Q 2.3 | Page 208

Answer the following in one or two sentences.

Name the Lewis acids and bases in the complex [PtCl2 (NH3)2].

Exercises | Q 2.4 | Page 208

Answer the following in one or two sentences.

What is the shape of a complex in which the coordination number of the central metal ion is 4?

Exercises | Q 2.5 | Page 208

Answer the following in one or two sentences.

Is the complex [CoF6] cationic or anionic if the oxidation state of cobalt ion is +3?

Exercises | Q 2.6 | Page 208

Answer the following in one or two sentences.

Consider the complexes [Cu(NH3)4][PtCl4] and [Pt(NH3)4] [CuCl4]. What type of isomerism these two complexes exhibit?

Exercises | Q 2.7 | Page 208

Answer the following in one or two sentences.

Mention two applications of coordination compounds.

Exercises | Q 3.01 | Page 208

Answer in brief.

What are bidentate ligands? Give one example.

Exercises | Q 3.02 | Page 208

Answer in brief.

What are the coordination number and oxidation state of the metal ion in the complex [Pt(NH3)Cl5]-?

Exercises | Q 3.03 | Page 208

Answer in brief.

What is the difference between a double salt and a complex? Give an example.

Exercises | Q 3.04 | Page 208

Answer in brief.

Classify the following complexes as homoleptic and heteroleptic [Cu(NH3)4]SO4, [Cu(en)2(H2O)Cl]2⊕, [Fe(H2O)5 (NCS)]2⊕, tetraammine zinc (II) nitrate.

Exercises | Q 3.05 | Page 208

Answer in brief.

Write formulae of the following complex.

Potassium amminetrichloroplatinate (II)

Exercises | Q 3.05 | Page 208

Answer in brief.

Write formulae of the following complex.

Dicyanoaurate (I) ion

Exercises | Q 3.06 | Page 208

Answer in brief.

What are ionization isomers ? Give an example.

Exercises | Q 3.07 | Page 208

Answer in brief.

What are the high-spin and low-spin complexes?

Exercises | Q 3.08 | Page 208

Answer in brief.

[CoCl4]2- is a tetrahedral complex. Draw its box orbital diagram. State which orbitals participate in hybridization.

Exercises | Q 3.09 | Page 208

Answer in brief.

What are strong field and weak field ligands ? Give one example of each.

Exercises | Q 3.10 | Page 208

Answer in brief.

With the help of the crystal field, the energy-level diagram explains why the complex [Cr(en)3]3⊕ is coloured.

Exercises | Q 4.1 | Page 208

Answer the following question.

Give valence bond description for the bonding in the complex [VCl4]-. Draw box diagrams for the free metal ion. Which hybrid orbitals are used by the metal? State the number of unpaired electrons.

Exercises | Q 4.2 | Page 208

Answer the following question.

Draw a qualitatively energy-level diagram showing d-orbital splitting in the octahedral environment. Predict the number of unpaired electrons in the complex [Fe(CN)6]4-. Is the complex diamagnetic or paramagnetic? Is it coloured? Explain.

Exercises | Q 4.3 | Page 208

Answer the following question.

Draw isomers of the following

Pt(NH3)2ClNO2

Exercises | Q 4.3 | Page 208

Answer the following question.

Draw isomers of the following

Ru(NH3)4Cl2

Exercises | Q 4.3 | Page 208

Answer the following question.

Draw isomers of the following

[Cr(en2)Br2]

Exercises | Q 4.4 | Page 208

Answer the following question.

Draw geometric isomers and enantiomers of the following complex.

[Pt(en)3]4⊕

Exercises | Q 4.4 | Page 209

Answer the following question.

Draw geometric isomers and enantiomers of the following complex.

[Pt(en)2ClBr]2⊕

Exercises | Q 4.5 | Page 209

What are ligands?

Exercises | Q 4.5 | Page 209

Answer the following question.

What are the types of ligands? Give one example of each type.

Exercises | Q 4.6 | Page 209

Answer the following question.

What are cationic, anionic, and neutral complexes? Give one example of each.

Exercises | Q 4.7 | Page 209

Answer the following question.

How stability of the coordination compounds can be explained in terms of equilibrium constants?

Exercises | Q 4.8 | Page 209

Answer the following question.

Name the factors governing the equilibrium constants of the coordination compounds.

Solutions for Chapter 9: Coordination Compounds

Exercises
Balbharati solutions for Chemistry 12th Standard HSC for Maharashtra State Board chapter 9 - Coordination Compounds - Shaalaa.com

Balbharati solutions for Chemistry 12th Standard HSC for Maharashtra State Board chapter 9 - Coordination Compounds

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Concepts covered in Chemistry 12th Standard HSC for Maharashtra State Board chapter 9 Coordination Compounds are Coordination Compounds, Types of Ligands, Terms Used in Coordination Chemistry, Classification of Complexes, IUPAC Nomenclature of Coordination Compounds, Effective Atomic Number (EAN) Rule, Isomerism in Coordination Compounds, Stability of the Coordination Compounds, Theories of Bonding in Complexes, Applications of Coordination Compounds.

Using Balbharati Chemistry 12th Standard HSC for Maharashtra State Board solutions Coordination Compounds 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 Balbharati Solutions are essential questions that can be asked in the final exam. Maximum Maharashtra State Board Chemistry 12th Standard HSC for Maharashtra State Board students prefer Balbharati Textbook Solutions to score more in exams.

Get the free view of Chapter 9, Coordination Compounds Chemistry 12th Standard HSC for Maharashtra State Board additional questions for Mathematics Chemistry 12th Standard HSC for Maharashtra State Board Maharashtra State Board, and you can use Shaalaa.com to keep it handy for your exam preparation.

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