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Question
Give two examples of ambidentate ligands.
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Solution
- Nitrite (\[\ce{NO^-2}\])
- Thiocyanate (SCN−)
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Write the structure and IUPAC names of all the metamers represented by formula C4H10
Explain the following, giving two examples:
Coordination entity
Predict the co-ordination No. of cs+ ion if `r_(Cs)^+` = 1.69Å and `r_(Cl)^-` = 1.81Å.
Write IUPAC names of the following compounds:
Write structures of compounds A, B and C in of the following reactions
Write structures of compounds A, B and C in of the following reactions
Write the IUPAC name of the following complex:
[Co(NH3)5(CO3)]Cl
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Ligand (en) is an example of ___________.
The oxidation number of Fe in K4[Fe(CN)6] is ____________.
When 0.1 mol \[\ce{CoCl3 (NH3)5}\] is treated with excess of \[\ce{AgNO3}\], 0.2 mol of \[\ce{AgCl}\] are obtained. The conductivity of solution will correspond to ______.
The stabilisation of coordination compounds due to chelation is called the chelate effect. Which of the following is the most stable complex species?
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 |
Which one of the following does not achieve an octet of electrons in the central atom?
Which of the following ligands can exhibit linkage isomerism?
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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).
The correct order of the spin-only magnetic moment of metal ions in the following low spin complexes,
\[\ce{[V(CN)6]^{4-}, [Fe(CN)6]^{4-}, [Ru(NH3)6]^{3+} and [Cr(NH3)6]^2}\] is:
Assertion (A): EDTA is a hexadentate ligand.
Reason (R): EDTA has 2 nitrogen and 4 oxygen donor atoms.
