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Hygroscopy, Efflorescence, Deliquescence

State one rel...

Question

State one relevant observation for the following.
At the anode, when molten lead bromide is electrolysed using graphite electrodes.

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Solution

Reddish brown fumes of bromine evolves
$B r^{-} (l) \to B r (g) + e^{-} B r (g) + B r (g) \to {B r}_{2} ↑$

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Hygroscopy, Efflorescence, Deliquescence

Standard VIII Chemistry

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