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Consider the following isomers.
(i) [Pt`(NH_(3))_(4)Cl_(2)]Br_(2) " " (ii) [Pt (NH_(3))_(4) Br_(2)]Cl_(2)`
(iii) `[Co(NH_(3))_(4)Cl_(2)] NO_(2)`
Which of the following observations is correct ?
A. (i) will give a part yellow and (ii) will give a white precipitate with `AgNO_(3)` solution .
B. (iii) will give a white precipitate with `AgNO_(3)` solution .
C. (i) , (ii) and (iii) will give white precipitate with `AgNO_(3)` solution .
D. None of the above isomers will give white precipitate with `AgNO_(3)` solution .

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1 Answers

Correct Answer - A
`[Pt(NH_(3))_(4) Cl_(2) ] Br_(2) to [Pt(NH_(3))_(4) Cl_(2) ] ^(2+) + 2 Br^(-)`
`Br^(-) + Ag NO_(3) to underset("pale yellow")(AgBr + ) NO_(3)^(-)`
`[Pt(NH_(3))_(4)Br_(2)]Cl_(2) to [Pt(NH_(3))_(4) Br_(2)]^(2+) + 2Cl^(-)`
`Cl^(-) + AgNO_(3) to underset("white")(AgCl) + NO_(3)^(-)`

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