The coordination number of cobalt in[Co(en)₂Br₂]Cl₂ is:

(a) 2

(b) 4

(c) 6

(d) 8

The correct IUPAC name of AlCl₃(EtOH)₄ is :

(1) aluminium (II)Chloride-4-ethanol

(2) aluminium (III)Chloride-4-ethanol

(3) aluminium (IV)Chloride-4-hydroxy ethane

(4) aluminium Chloride-4-ethanol

Glycinato ligand is :

(1)

(2) bidentate ligand

(3) two donor sites N and O^-

(4) all of the above

Ferrocene is :

(a) Fe(${\eta }^{\mathit{5}}$-C₅H₅)₂

(b) Fe(${\eta }^2$-C₅H₅)₃

(c) Cr(${\eta }^{\mathit{5}}$-C₅H₅)₅

(d) Os(${\eta }^{\mathit{5}}$-C₅H₅)₂

Which of the following is the ionization isomer of [Cr(H₂O)₄Cl(NO₂)]Cl ? 

1. [Cr(H₂O)₄(O₂N)]Cl₂

2. [Cr(H₂O)₄Cl₂](NO₂)

3. [Cr(H₂O)₄Cl(ONO)]Cl

4. [Cr(H₂O)₄Cl₂(NO₂)].H₂O

The compound that will exhibit maximum ionic conductivity in aqueous solution is :

(1) K₄[Fe(CN)₆]

(2) [Co(NH₃)₆]Cl₃

(3) [Cu(NH₃)₄]Cl₂

(4) [Ni(CO)₄]

$\pi$ bonding is not involved in

1. Ferrocene

2. Dibenzene Chromium

3. Zeise's Salt

4. Grignard Reagent

If excess of AgNO₃ solution is added to 100ml of 0.024M Solution of dichlorobis(ethylene diamine) cobalt(III) Choloride, how many moles of AgCl will be precipitated?

1. 0.0012

2. 0.0016

3. 0.0024

4. 0.0048

Which of the following is not an ambidentate ligand?

1. CN^-

2. NO₂^-

3. SCN^-

4. NH₃

[Cr(en)₂Br₂]⁺ can show

(1) Optical isomerism

(2) Geometrical isomerism

(3) Both (1) and (2)

(4) Neither (1) nor (2)