The shape of Fe(CO)5 is:
1. | Octahedral | 2. | Square planar |
3. | Trigonal bipyramidal | 4. | Square pyramidal |
Which one of the following is expected to exhibit optical isomerism?
(en = ethylenediamine)
1. cis-[Pt(NH3)2Cl2]
2. cis-[Co(en)2Cl2]
3. trans−[Co(en)2Cl2]
4. trans−[Pt(NH3)2Cl2]
Mg is present in:
1. | Chlorophyll | 2. | Haemoglobin |
3. | Vitamin-B12 | 4. | Vitamin-B |
Number of isomers of complex are:
1. | 2 | 2. | 3 |
3. | 4 | 4. | 5 |
The coordination compound that will give four isomers is:
1. [Fe(en)3]Cl3
2. [Co(en)2Cl2]Cl
3. [Fe(PPh3)3NH3ClBr]Cl
4. [Co(PPh3)3Cl]Cl3
The IUPAC name of will be:
1. Triamminebromochloronitrocobaltate (III)
2. Triamminebromochloronitrocobalt (III)
3. Triamminebromonitrochlorocobalt (III)
4. Triamminenitrobromochlorocobalt (III)
In [Cr(NH3)6](Br)3, number of unpaired electrons in Cr is:
1. | 4 | 2. | 3 |
3. | 1 | 4. | 2 |
Anticancer agent among the following is:
1. | 2. | ||
3. | 4. |
In an octahedral structure, the pair of d orbitals involved in d2sp3 hybridization is:
1.
2.
3.
4.
The strong field nature of CN⁻ as a ligand can be attributed to:
1. It is a pseudohalide.
2. It can accept electrons from metal species.
3. It forms high-spin complexes with metal species.
4. It carries a negative charge.