Advertisements
Advertisements
प्रश्न
Give the oxidation state, d-orbital occupation and coordination number of the central metal ion in the following complex:
cis-[CrCl2(en)2]Cl
Give the oxidation state, d-orbital occupation and coordination number of the central metal ion in the following complex:
cis-[Cr(en)2Cl2]Cl
Advertisements
उत्तर
Oxidation state = +3
Coordination number = 6
3d3 configuration = \[\ce{t^3_{2g}e^0_g}\]
APPEARS IN
संबंधित प्रश्न
Amongst the following, the most stable complex is:
Which of the following compounds is used as a semipermeable membrane?
(a) Potassium ferrocyanide
(b) Potassium argentocyanide
(c) Sodium meta aluminate
(d) Copper ferrocyanide
Write IUPAC names of the following compounds:
Write applications of co-ordination compounds in medicine and electroplating.
Complete the following reactions
NH3+3Cl2(excess) ---->
Write structures of compounds A and B of the following reaction :
The oxidation number of Fe in K4[Fe(CN)6] is ____________.
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 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 |
Assertion: \[\ce{Cr(H2O)6]Cl2 and [Fe(H2O)6]Cl2}\] are reducing in nature.
Reason: Unpaired electrons are present in their d-orbitals.
The nature of hybridisation in the ammonia molecule is
In which of the following compounds, the oxidation number of iodine is fractional?
Which one of the following ligands forms a chelate?
What are Heteroleptic complexes?
How many ions are produced from the complex Co(NH3)6]Cl2 in solution?
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 following ligand is:
Does ionization isomer for the following compound exist? Justify your answer.
\[\ce{Hg[Co(SCN)4]}\]
What is meant by ambidentate ligand?
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.
