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Q.

A  mixture  of  (Zn+2,Mn+2,Ni+2,Ag+) radicals  on  reaction with  NH4Cl+NH4OH+H2S  gas  gives ‘X’  no. of   metal  sulphide  precipitates  and  on further  reaction  with  HCl   gives  ‘y’  no.of  metal  chlorides as  precipitates . Find  the  value  of  (x+y)

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answer is 5.

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Detailed Solution

 Question Image
Chlorides  of  above  metal  ions  are  soluble  only  Zns  and  MnS  Soluble  in HCl   so y=1

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