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CBSE Class 12 Chemistry 2016 Delhi Set 1 Solved Paper

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Question : 8 of 26
Marks: +1, -0
When a co-ordination compound CrCl3⋅6 NH3\mathrm{CrCl}_3 \cdot 6\,\mathrm{NH}_3 is mixed with AgNO3,2\mathrm{AgNO}_3, 2 moles of AgCl\mathrm{AgCl} are precipitated per mole of the compound. Write
(i) Structural formula of the complex.
(ii) IUPAC name of the complex.
Solution:  
(i) [Cr(NH3)5Cl]Cl2⋅H2O[\mathrm{Cr}(\mathrm{NH}_3)_5\mathrm{Cl}]\mathrm{Cl}_2\cdot\mathrm{H}_2\mathrm{O}
(ii) penta ammine chloridochromium (III) chloride monohydrate (or chloride hydrate) (no deduction for not writing hydrate)
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