Write down the IUPAC name for each of the following complexes and indicate the oxidation state, electronic configuration and coordination number. Also give stereochemistry and magnetic moment of the complex:
$[C o (N H_{3})_{5} C l] C l_{2}$

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Solution

Pentaamminechloridocobalt (III) chloride

Oxidation state $= + 3$

Coordination number $= 6$

Shape: Octahedral

Electronic configuration $: d^{6} : t_{2 g}^{6}$

Magnetic moment $= 0 (∵ n = 0)$

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Q. Write down the IUPAC name for each of the following complexes and indicate the oxidation state, electronic configuration and coordination number. Also give stereochemistry and magnetic moment of the complex:
(i)

K [C r (H_{2} O)_{2} (C_{2} O_{4})_{2}] .3 H_{2} O

(ii)

[C o (N H_{3}) 5 C l_{-}] C l_{2}

(iii)

[C r C l_{3} (p y)_{3}]

(iv)

C s [F e C l_{4}]

(v)

K_{4} [M n (C N)_{6}]

Write down the IUPAC name for each of the following complexes and indicate the oxidation state, electronic configureation and coordination number. Also give stereochemistry and magnetic moment of the complex:
$K [C r (H_{2} O)_{2} (C_{2} O_{4})_{2}] .3 H_{2} O$

$[C o (N H_{3})_{5} C l] C l_{2}$

$C r C l_{3} (p y)_{3}$

$C s [F e C l_{4}]$

$K_{4} [M_{n} (C N)_{6}]$

Q. For the coordination complex ion

{[C o {(N H_{3})}_{6}]}^{3 +}

(i) Give the IUPAC name of the complex ion.
(ii) What is the oxidation number of cobalt in the complex ion?
(iii) State the type of hybridisation of the complex ion.
(iv) State the magnetic behaviour of the complex ion.

Q. (i) Write down the IUPAC name of the following complex:

{[C o (N H_{3})_{5} C l]}_{3}^{2 +}

(ii) Write the formula for the following complex:
Potassium tetrachloridonickelate (II).

Q. The oxidation number, coordination number and magnetic moment in the following complex is:

[C r (C_{2} O_{4})_{2} (N H_{3})_{2}]^{-}

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Write down the IUPAC name for each of the following complexes and indicate the oxidation state, electronic configuration and coordination number. Also give stereochemistry and magnetic moment of the complex:[Co(NH3)5Cl]Cl2

Pentaamminechloridocobalt (III) chlorideOxidation state =+3 Coordination number =6 Shape: Octahedral Electronic configuration :d6:t62g Magnetic moment =0(∵n=0)

Write down the IUPAC name for each of the following complexes and indicate the oxidation state, electronic configuration and coordination number. Also give stereochemistry and magnetic moment of the complex:
$[C o (N H_{3})_{5} C l] C l_{2}$

Pentaamminechloridocobalt (III) chloride

Oxidation state $= + 3$

Coordination number $= 6$

Shape: Octahedral

Electronic configuration $: d^{6} : t_{2 g}^{6}$

Magnetic moment $= 0 (∵ n = 0)$