Introduction Classification And Nomenclature

Copper sulphate dissolves in excess of KCN to give:

1. CuCN

2. $\left[Cu\right(CN{)}_4{]}^{3-}$

3. $\left[Cu\right(CN{)}_4{]}^{2-}$

4. $Cu(CN{)}_2$

A complex ion among the following can absorb visible light is:
(At. no. Zn = 30, Sc = 21, Ti = 22, Cr = 24)

1. [Sc(H₂O)₃(NH₃)₃]³⁺

2. [Ti(en)₂ (NH₃)₂]⁴⁺

3. [Cr(NH₃)₆]³⁺

4. [Zn(NH₃)₆]²⁺

Out of ${\mathrm{TiF}}_6^{2-}$, ${\mathrm{CoF}}_6^{3-}$, Cu₂Cl₂ and ${\mathrm{NiCl}}_4^{2-}$(Z of Ti = 22, Co=27, Cu = 29, Ni= 28) the colourless species are:

1. $Ti{F}_6^{2-}$ $and$ $Co{F}_6^{3-}$

2. $C{u}_{2}C{l}_2$ $and$ $NiC{l}_4^{2-}$

3. $Ti{F}_6^{2-}$ $and$ $C{u}_{2}C{l}_2$

4. $Co{F}_6^{3-}$ $and$ $NiC{l}_4^{2-}$

The sum of the coordination number and oxidation number of the metal M in the complex [M(en)₂(C₂O₄)]Cl is:

1.	Nine (9)	2.	Six (6)
3.	Seven (7)	4.	Eight (8)

The IUPAC name of complex ion, [Fe(CN)₆]^3- is:

1.	Hexacyanoiron(III) ion	2.	Hexacyanitoferrate(III) ion
3.	Tricynoferrate(III) ion	4.	Hexacyanidoferrate(III) ion

The correct order of the stoichiometries of AgCl formed when AgNO₃ in excess is treated with the complexes
CoCl₃.6NH₃, CoCl₃.5NH₃, CoCl₃.4NH₃ respectively is:

1.	3AgCl, 1AgCl, 2AgCl	2.	3AgCl, 2AgCl, 1AgCl
3.	2AgCl, 3AgCl, 1AgCl	4.	1AgCl, 3AgCl, 2AgCl

The IUPAC name of the following complex is:
[Ag(H₂O)₂][Ag(CN)₂]

1. Diaquasilver(I) dicyanidoargentate (I)
2. Dicyanidosilver(II) diaquaargentate(II)
3. Diaquasilver(II) dicyanidoargentate(II)
4. Dicyanidosilver(I) diaquaargentate(I)

Homoleptic complex from the following complexes is:

1. Triamminetriaquachromium (III)
2. Potassium trioxalatoaluminate (III)
3. Diamminechloridonitrito-N-platinum (II)
4. Pentaamminecarbonatocobalt (III) chloride

Given below are two statements :

Statement I:	is a homoleptic complex, whereas is a heteroleptic complex.
Statement II:	Complex has only one kind of ligand but has more than one kind of ligands.

In light of the above statements, choose the correct answer from the options given below:
1. Both Statement I and Statement II are False.
2. Statement I is True but Statement II is False.
3. Statement I is false but Statement II is True.
4. Both Statement I and Statement II are True.