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कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

A coordination compound CrClX3⋅4HX2O precipitates silver chloride when treated with silver nitrate. The molar conductance of its solution corresponds to a total of two ions. Write structural formula - Chemistry

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प्रश्न

A coordination compound \[\ce{CrCl3.4H2O}\] precipitates silver chloride when treated with silver nitrate. The molar conductance of its solution corresponds to a total of two ions. Write structural formula of the compound and name it.

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उत्तर

If it forms silver chloride then there is one free chlorine atom outside the coordination sphere. The structural formula has to be \[\ce{[Cr(H2O)4Cl2]Cl}\]. The name of this complex is tetraaquadichlorido chromium (III) chloride.

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पाठ 9: Coordination Compounds - Exercises [पृष्ठ १२४]

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एनसीईआरटी एक्झांप्लर Chemistry [English] Class 12
पाठ 9 Coordination Compounds
Exercises | Q III. 25. | पृष्ठ १२४

संबंधित प्रश्‍न

Explain the following, giving two examples:

Coordination entity


Give the oxidation state, d-orbital occupation and coordination number of the central metal ion in the following complex:

(NH4)2[CoF4]


Write IUPAC names of the following compounds


Write the IUPAC name of the following coordination compound:

[PtCl2(NH3)4][PtCl4]


The coordination number of the central ion may be obtained from:


In which of the following compounds, the Central metal atom/ion is in the lowest oxidation state?


Identify the correct statements for the behaviour of ethane-1, 2-diamine as a ligand.

(i) It is a neutral ligand.

(ii) It is a didentate ligand.

(iii) It is a chelating ligand.

(iv) It is a unidentate ligand.


Match the coordination compounds given in Column I with the central metal atoms given in Column II and assign the correct code:

Column I (Coordination Compound) Column II (Central metal atom)
A. Chlorophyll 1. rhodium
B. Blood pigment 2. cobalt
C. Wilkinson catalyst 3. calcium
D. Vitamin B12 4. iron
  5. magnesium

Which of the following is an ionic ligand?


The oxidation state of Fe in the brown ring complex [F3(H2O)5NO]SO4 is


Given below are two statements.

Statement I: In CuSO4·5H2O, Cu-O bonds are present.

Statement II: In CuSO4·5H2O, ligands coordinating with Cu(II) ion are O- and S-based ligands.

In light of the above statement, choose the correct answer from the options given below.


Total sodium ions which are present in one formula unit of sodium ethane-1, 2-diaminetetraacetatochromate (II) and sodium hexanitrito cobaltate (III) are ______.


Which of the following species cannot act as a ligand? Give reason.


Does ionization isomer for the following compound exist? Justify your answer.

\[\ce{Hg[Co(SCN)4]}\]


What is meant by the chelate effect? Give an example.


Explain the following, giving two examples:

Coordination number


Explain the following, giving two examples: 

Heteroleptic


Give two examples of unidentate ligands.


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