Q6 of 26 Page 1

Write down the IUPAC name of the complex [Co(en)2Cl2]+. What type of isomerism is shown by this complex?

OR


Using IUPAC norms write the formulae for the following coordination compounds


(i) Tetracarbonylnickel(0)


(ii) Potassium tetracyanidoferrate(II)


• The IUPAC came of the complex is Bis-ethylenediaminedichlorocobalt(III)ion.


• This complex shows optical isomerism.


OR


• Tetracarbonylnickel(0) – [Ni(CO)4]


• Potassium tetracyanidoferrate(III) – K3[Fe(CN)4]


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4

Write the IUPAC name of the given compound


 5

How much charge in Faraday is required for the reduction of 1 mole of Ag+ to Ag?

 7

Arrange the following:

(i) In increasing order of their basic strength


C6H5-NH2, CH3-CH2-NH2, CH3-NH-CH3


(ii) In increasing order of solubility in water


CH3-NH2, (CH3)3N, CH3-NH-CH3


 8

What do you understand by depression of freezing point? Derive the expression between depression of freezing point and molar mass of solute.