The number of ions per mole in the complex $C o C l_{3} ∙ 4 N H_{3}$ in aqueous solution will be

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Solution

The correct option is B 2
The structure of the complex must have been $[C o C l_{2} (N H_{3})_{4}] C l$ as it is octahedral in geometry

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Similar questions

C o C l_{3} ∙ 4 N H_{3}

C u C l_{2} \cdot 4 N H_{3}

C o C l_{3} \cdot 4 N H_{3}

[C o (N H_{3})_{4}] C l_{3}

[C o (N H_{3})_{6}] C l_{3}

C l^{-}

	Formula	Colour	$C l^{-}$ ions in solution per formula unit
(A)	$C r C l_{3} .6 H_{2} O$	violet	3
(B)	$C r C l_{3} .6 H_{2} O$	light green	2
(C)	$C r C l_{3}^{'} 6 H_{2} O$	dark green	1

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