Qstnid -23- The Correct Order Of The Stoichiometries Of Agcl Formed When Agno3 In Excess Is Treated With The Complexes : ``Cocl_3.6nh_3, Cocl_3.5nh_3, Cocl_3.4nh_3`` Respectively Is - - Previous Year Paper Year:2017 - Neet-xii-chemistry

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NEET-XII-Chemistry

Previous Year Paper year:2017

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#23
The correct order of the stoichiometries of AgCl
formed when AgNO3 in excess is treated with the complexes :
``CoCl_3.6NH_3, CoCl_3.5NH_3, CoCl_3.4NH_3`` respectively is -
(1) 2AgCl, 3AgCl, 1AgCl
(2) 1AgCl, 3AgCl, 2AgCl
(3) 3AgCl, 1AgCl, 2AgCl
(4) 3AgCl, 2AgCl, 1AgCl
digAnsr: 4
Ans : (4)
Sol. CoCl3.6NH3
[Co(NH3)6]Cl3 ⎯⎯ →⎯ 3AgNO 3AgCl
CoCl3.5NH3
[Co(NH3)5Cl]Cl2 ⎯⎯ →⎯ 3AgNO 2AgCl
CoCl3.4NH3
[Co(NH3)4Cl2]Cl ⎯⎯ →⎯ 3AgNO 1AgCl