Advertisements
Advertisements
प्रश्न
Which of the following complexes are homoleptic?
(i) \[\ce{[Co(NH3)6]^{3+}}\]
(ii) \[\ce{[Co(NH3)4 Cl2]^{+}}\]
(iii) \[\ce{[Ni(CN)4]^{2-}}\]
(iv) \[\ce{[Ni(NH3)4Cl2]}\]
Advertisements
उत्तर
(i) \[\ce{[Co(NH3)6]^{3+}}\]
(iii) \[\ce{[Ni(CN)4]^{2-}}\]
Explanation:
Complexes in which a metal is bound to only one kind of donor groups, e.g., \[\ce{[Co(NH3)6]^{3+}}\], are known as homoleptic.
APPEARS IN
संबंधित प्रश्न
What is the coordination entity formed when excess of aqueous KCN is added to an aqueous solution of copper sulphate? Why is it that no precipitate of copper sulphide is obtained when H2S(g) is passed through this solution?
Write the structures of compounds A, B and C in the following reactions:
Which of the following represents a chelate ligand?
The coordination number of the central ion may be obtained from:
In which of the following compounds the oxidation state of the nickel atom is 0?
Which of the following complexes formed by \[\ce{Cu^2+}\] ions is most stable?
Arrange the following complexes in the increasing order of conductivity of their solution:
[Co(NH3)3Cl3], [Co(NH3)4Cl2]Cl, [Co(NH3)6]Cl3, [Cr(NH3)5Cl]Cl2
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.
Match the complex ions given in Column I with the colours given in Column II and assign the correct code:
| Column I (Complex ion) | Column II (Colour) |
| A. \[\ce{[Co(NH3)6]^{3+}}\] | 1. Violet |
| B. \[\ce{[Ti(H2O)6]^{3+}}\] | 2. Green |
| C. \[\ce{[Ni(H2O)6]^{2+}}\] | 3. Pale blue |
| D. \[\ce{(Ni(H2O)4 (en)]^{2+} (aq)}\] | 4. Yellowish orange |
| 5. Blue |
Which of the following ligands can exhibit linkage isomerism?
Metal attached with EDTA in an octahedral complex, has coordination number ______.
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.
The equivalents of ethylene diamine required to replace the neutral ligands from the coordination sphere of the trans-complex of CoCl3.4NH3 is ______. (Round off to the Nearest Integer).
Glycinato ligand is ______.
The one that will show optical activity is: (en = ethane 1, 2-diamine)
What is meant by the chelate effect? Give an example.
Explain the following, giving two examples:
Coordination polyhedron
Explain the following, giving two examples:
Heteroleptic
Give two examples of unidentate ligands.
