Advertisements
Advertisements
प्रश्न
What is the relationship between observed colour of the complex and the wavelength of light absorbed by the complex?
Advertisements
उत्तर
When white light falls on the complex, some part of it is absorbed. Higher the crystal field splitting, lower will be the wavelength absorbed by the complex. The observed colour of complex is the colour generated from the wavelength left over.
APPEARS IN
संबंधित प्रश्न
Classify the following ligands into monodentate and polydentate —
- Ammonia
- Carbon monoxide
- Ethylene diamine
- Ethylene diamine tetra acetate ion
Give the oxidation state, d-orbital occupation and coordination number of the central metal ion in the following complex:
cis-[CrCl2(en)2]Cl
Write IUPAC names of the following compounds:
How is Benzonitrile converted to Benzophenone?
Write structures of compounds A, B and C in of the following reactions
Following compounds are given to you :
2-Bromopentane, 2-Bromo-2-methylbutane, 1-Bromopentane
1) Write the compound which is most reactive towards SN2 reaction.
2) Write the compound which is optically active.
3) Write the compound which is most reactive towards β-elimination reaction.
The ligand triethylenetetramine is _______.
Which of the following represents a chelate ligand?
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 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 |
Oxidation number of cobalt in K[Co(CO)4] is
The oxidation state of Fe in the brown ring complex [F3(H2O)5NO]SO4 is
Metal attached with EDTA in an octahedral complex, has coordination number ______.
The following ligand is:
Does ionization isomer for the following compound exist? Justify your answer.
\[\ce{Hg[Co(SCN)4]}\]
In the complex ion \[\ce{[CoCl(en)2ONO]+}\], the coordination number and the oxidation number of the central metal ion are ______ and ______.
Explain the following, giving two examples:
Heteroleptic
Homoleptic complex from the following complex is ____.
