Advertisements
Advertisements
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.
Advertisements
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.
APPEARS IN
संबंधित प्रश्न
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:
What happens when PCl5 is heated? Write the equations involved.
Write the structures of compounds A, B and C in the following reactions
Ligand (en) is an example of ___________.
The oxidation number of Fe in K4[Fe(CN)6] is ____________.
Which of the following is non-ionizable?
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) \[\ce{[Co(NH3)4]Cl2]}\]
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 |
Match the compounds given in Column I with the oxidation state of cobalt present in it (given in Column II) and assign the correct code:
| Column I (Compound) | Column II (Oxidation state of Co) |
| A. \[\ce{[Co(NCS)(NH3)5](SO3)}\] | 1. + 4 |
| B. \[\ce{[Co(NH3)4 CL2]SO4}\] | 2. 0 |
| C. \[\ce{Na4[Co(S2O3)3]}\] | 3. + 1 |
| D. \[\ce{[Co2(CO)8]}\] | 4. + 2 |
| 5. + 3 |
In which of the following compounds, the oxidation number of iodine is fractional?
Which of the following is an ionic ligand?
According to IUPAC nomenclatures, sodium nitroprusside is named as
The following ligand is:
Glycinato ligand is ______.
What is a chelate complex?
What is meant by the chelate effect? Give an example.
Explain the following, giving two examples:
Coordination number
Statement I: [Co(NH3)6]3+ is a homoleptic compleх whereas [Co(NH3)4Cl2]+ is a heteroleptic complex.
Statement II: Complex [Co(NH3)6]3+ has only one kind of ligands but [Co(NH3)4Cl2]+ has more than one kind of ligands.
In the light of the above statements, Choose the correct answer form the options given below.
