Q.

IUPAC name of a complex  is  Tetraamminedichlorido cobalt(III) chloride. The complex is represented as

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a

CoNH34Cl2Cl3

b

CoNH34Cl2Cl

c

CoNH24Cl2Cl

d

CoNH24Cl2Cl2

answer is B.

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Detailed Solution

NH3 is ammine, NH2- is amido and Cl- is chlorido option 1...wrong...Reason-ox. state of cobalt is +5; option 3 and 4 .....wrong.... Reason- No ammine group in them , they have amido group option 2  is correct.....it has 4 ammine groups and two chlorido groups with an ox. state of cobalt as +3
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