The crystal field stabilization energy (CFSE) for [CoCl6]4– is 18000 cm–1.
The CFSE for [CoCl4]2– will be:
1.
2.
3.
4.
What is the correct electronic configuration of the central atom in based on crystal field theory?
1.
2.
3.
4.
The correct order of increasing field strength of ligands is:
1.
2.
3.
4.
Ethylene diaminetetraacetate (EDTA) ion is:
1. | Bidentate ligand with two "N" donor atoms |
2. | Tridentate ligand with three "N" donor atoms |
3. | Hexadentate ligand with four "O" and two "N'' donor atoms |
4. | Unidentate ligand |
Match Column I with Column II, Columns I and II represent complexes and magnetic moment (BM) respectively.
Column I | Column II |
(a) [FeCN6]3- | (i) 5.92 BM |
(b) [Fe(H2O)6]3+ | (ii) 0 BM |
(c) [Fe(CN)6]4- | (iii) 4.90 BM |
(d) [Fe(H2O)6]2+ | (iv) 1.73 BM |
Choose the correct answer from the options given below:
(a) | (b) | (c) | (d) | |
1. | (i) | (iii) | (iv) | (ii) |
2. | (iv) | (i) | (ii) | (iii) |
3. | (iv) | (ii) | (i) | (iii) |
4. | (ii) | (iv) | (iii) | (i) |
1. | B > A > C | 2. | A > B > C |
3. | C > B > A | 4. | C > A > B |
The number of bridging carbonyl groups in [Co2(CO)8] and [Mn2(CO)10], respectively are:
1. | 2 and 0 | 2. | 2 and 2 |
3. | 2 and 4 | 4. | 0 and 2 |
The correct order of spin-only magnetic moment for the given complexes is:
1. \([Co(H_2O)_6]^{2+} > [MnCl_6]^{3-} > [Fe(CN)_6]^{3-} \)
2. \([Fe(CN)_6]^{3-} >[Co(H_2O)_6]^{2+} > [MnCl_6]^{3-} \)
3. \([MnCl_6]^{3-} >[Fe(CN)_6]^{3-} >[Co(H_2O)_6]^{2+} \)
4. \([MnCl_6]^{3-} > [Co(H_2O_6]^{2+} > [Fe(CN)_6]^{3-} \)
List-I (Complexes) | List-II (Type of isomer) | ||
A. | [Co(NH3)5NO2]Cl2 and [Co(NH3)5ONO]Cl2 | I. | Ionisation isomerism |
B. | [Cr(NH3)6] [Co(CN)6] and [Cr(CN)6][Co(NH3)6] | II. | Coordination isomerism |
C. | [Co(NH3)5(SO4)]Br and [Co(NH3)5Br]SO4 | III. | Linkage isomerism |
D. | [Cr(H2O)6]Cl3 and [Cr(H2O)5Cl]Cl2.H2O | IV. | Solvate isomerism |
(A) | (B) | (C) | (D) | |
1. | (III) | (I) | (II) | (IV) |
2. | (II) | (III) | (IV) | (I) |
3. | (III) | (II) | (I) | (IV) |
4. | (IV) | (III) | (II) | (I) |