Which of the following compounds exhibit geometrical isomerism?

1. [Pt(NH₃)₂Cl₂]

2. [Zn(NH₃)₂Cl₂]

3. [Pt(NH₃)₃Cl

4. All of these

$\pi$ bonding is not involved in

1. Ferrocene

2. Dibenzene Chromium

3. Zeise's Salt

4. Grignard Reagent

The co-ordination number of Fe in Ferrocene is : 

1. 2

2. 5

3. 6

4. 10

[Fe(H₂O)₆]³⁺ and [Fe(CN)₆]^3- differ in

(1) Magnetic nature

(2) Oxidation number

(3) Co-ordination number

(4) Structure

The number of geometrical isomers possible for a square planar complex $[\mathrm{Mabcd}{]}^{\pm \mathrm{n}}$ are

(1) 2

(2) 3

(3) 4

(4) 5

Calculate the number of moles of AgCl precipitated when excess AgNO₃ solution is added to 100 mL of 0.024 M dichlorobis(ethylenediamine)cobalt(III) chloride solution.

1. 0.0012

2. 0.0016

3. 0.0024

4. 0.0048

The species that cannot act as an ambidentate ligand is:

[Cr(en)₂Br₂]⁺ can show

(1) Optical isomerism

(2) Geometrical isomerism

(3) Both (1) and (2)

(4) Neither (1) nor (2)

How many hydrate isomers are possible for the molecular formula CoCl₃,6H₂O?

1. One

2. Two

3. Three

4. Four

[Cu(NH₃)₄]²⁺ is complex which have

1. Square planar structure and diamagnetic nature

2. Tetrahedral structure and paramagnetic nature

3. Square planar structure and paramagnetic nature

4. Tetrahedral structure and diamagnetic behaviour.