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प्रश्न
Give two examples of didentate ligands.
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उत्तर
- Ethane-1, 2-diamine (H2NCH2CH2NH2)
- oxalate \[\ce{(C2O^{2-}_4)}\]
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संबंधित प्रश्न
Explain the following, giving two examples:
Coordination entity
What is meant by unidentate ligand?
Write applications of co-ordination compounds in medicine and electroplating.
Write IUPAC name of the following Complex [Cr(NH3)3Cl3]
Which of the following represents a chelate ligand?
The coordination number of the central ion may be obtained from:
Which of the following complexes are heteroleptic?
(i) \[\ce{[Cr(NH3)6]^{3+}}\]
(ii) \[\ce{[Fe(NH3)4]Cl2]^+}\]
(iii) \[\ce{[Mn(CN)6]^{4-}}\]
(iv) \[\ce{[Co(NH3)4]Cl2]}\]
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 |
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 |
The nature of hybridisation in the ammonia molecule is
The co-ordinate number and the oxidation state of the element E in the complex [E(en)2(C2O4)]NO2 are respectively?
Which of the following ligands can exhibit linkage isomerism?
Ethylene diamine tetraacetate (EDTA) ion is ______.
Which of the following species cannot act as a ligand? Give reason.
What is meant by the chelate effect? Give an example.
Explain the ligand.
Explain the following, giving two examples:
Homoleptic
