Q. No.A diamagnetic compound among the following is:
1. [Co(F6)]3–
2. [Ni(CN)4]2–
3. [NiCl4]2–
4. [Fe(CN)6]3–
1. [Co(NH3)6]3+
2. [Pt(en)Cl2]
3. [CoBr4]2–
4. Mo(CO)6
(At. No. Mo = 42, Pt = 78)
| 1. | Chlorodifluoridoethylenediaminechromium(III) chloride |
| 2. | Bis-(ethylenediamine)difluoridochromium(III) chloride |
| 3. | Difluorobis-(ethylenediamine)chromium(III) chloride |
| 4. | Chlorodifluoridobis(ethylenediamine)chromium (III) |
1. Five membered
2. Four membered
3. Six membered
4. Three membered
1. Optical isomer
2. Cis-isomer
3. Position isomer
4. Linkage isomer
| 1. | – 1.2 \(\Delta_{0}\) | 2. | – 0.6 \(\Delta_{0}\) |
| 3. | – 0.8 \(\Delta_{0}\) | 4. | –1.6 \(\Delta_{0}\) |
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Among the given complex, the complex having the highest paramagnetic behaviour is:
(At. No. Ti = 22, Cr = 24, Co = 27, Zn = 30)
1.
2.
3.
4.
The carbonyl compound with the strongest C-O bond is:
1. Fe(CO)5
2. [Mn(CO)6]+
3. Cr(CO)6
4. [V(CO)6]-
Identify the complex among the following that is not expected to exhibit isomerism:
1. [Pt(NH3)2Cl2]
2. [Ni(NH3)2Cl2]
3. [Ni(en)3]2+
4. [Ni(NH3)4(H2O)2]2+
A low spin complex of -cation in an octahedral field will have the following energy:
1.
2.
3.
4.
( = Crystal field splitting energy in an octahedral field, P = Electron pairing energy)
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