Co-Ordination Compounds Question 66

Question: Mixture $ X=0.02,mol $ of $

[Co{{(NH_3)}_5}SO_4],Br $ and 0.02 mol of $ [Co{{(NH_3)}_5}Br]SO_4 $ was prepared in 2 litre of solution 1 litre of mixture X + excess $ AgNO_3\to Y $ . 1 litre of mixture X + excess $ BaCl_2\to Z $ Number of moles of Y and Z are [IIT JEE 2003]

Options:

A) 0.01, 0.01

B) 0.02, 0.01

C) 0.01, 0.02

D) 0.02, 0.02

Show Answer

Answer:

Correct Answer: A

Solution:

$ \underset{0.02,mole}{\mathop{[Co,{{(NH_3)}_5}SO_4],Br}},+AgNO_3\to $

$ \underset{0.02,\text{mole }(y)}{\mathop{[Co,{{(NH_3)}_5}.,SO_4],NO_3}},+AgBr $

$ \underset{0.02,mole}{\mathop{[Co,{{(NH_3)}_5}Br_2]SO_4}},+BaCl_2\to $

$ \underset{0.02,mole,(z)}{\mathop{[Co,{{(NH_3)}_5}Br],Cl_2}},+BaSO_4 $ On using one lit.

Solution, we will get 0.01 mole y and 0.01 mole z.



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