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When excess ammonia gas is passed throug...

When excess ammonia gas is passed through aq `CrCl_3` solution, complexes A and B are formed. Complex A gives 2 particles and complex B gives 4 charges. Write the formula of complexes.

Text Solution

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Complex A gives two ions, in which one is complex ion and other is chloride.
Formula of the complex, A is `[Cr(NH_(3))_(4)Cl_(2)]Cl`
Complex B gives cation with two changes and anions with total of two charges.
Formula of the complex B is `[Cr(NH_(3))_(5)Cl]Cl_(2)`.
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