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What is tailing of mercury ? How is it r...

What is tailing of mercury ? How is it removed ?

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Mercury loses it's lustreness, meniscus and consequently sticks to the walls of glass vessel when it reacts with ozone. This phenomenon is called tailing of mercury.
`2"Hg"+O_(3)to"Hg"_(2)O+O_(2)`
It is removed by shaking it with water which dissolves `"Hg"_(2)O`.
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