Q6 of 26 Page 1

When a co-ordination compound CoCl3⋅4NH3 is mixed with AgNO3, 1 mole of AgCl is precipitated per mole of the compound. Write

(i) Structural formula of the complex


(ii) IUPAC name of the complex


(i) Structural formula of the complex is [Co(NH3)6]Cl3. It gives free Cl- ions in solution which will react with AgNO3 to give whte ppt of AgCl.


(ii) IUPAC name of the complex is Hexaamminecobalt(III) chloride.


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