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  • The overall stability constant of the complex ion <img alt="\mathrm{\left [ Cu\left ( NH_{3} \right )_{4} \right ]^{2+}}" src="https://entrancecorner.codecogs.com/gif.latex?%5Cmathrm%7B%5Cleft%20%5B%20Cu%5Cleft%20%28%20NH_%7B3%7D%20%5Cright%20%29_%7B4%7D%

The overall stability constant of the complex ion \mathrm{\left [ Cu\left ( NH_{3} \right )_{4} \right ]^{2+}} is 2.1\times 10^{1 3}. The overall dissociation constant is y\times 10^{-14}. Then y is ___________(Nearest integer)
 

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best_answer

Given,

Stability constant = 2. 1\times 10^{13}

\begin{aligned} \mathrm{\therefore Dissociation \; constant}&= \mathrm{\frac{1}{stability\, constant}} \\&=\frac{1}{2.1 \times 10^{13}} \\&= 4.76 \times 10^{-14} \\&\simeq 5\times 10^{-14} \end{aligned}

Hence, the answer is 5

Posted by

sudhir.kumar

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