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A colourless lead salt, when heated, produces a yellow residue and brown fumes.(a) Name the lead salt.(b) Name the brown fumes.(c) Write a chemical equation of the reaction involved.
A colourless lead salt, when heated, produces a yellow residue and brown fumes.
(a) The name of the lead salt is lead nitrate (Pb (NO3)2).
(b) The brown fumes are nitrogen dioxide (NO2).
(c) The above reaction can be written as:
$2Pb( NO_{3})_{2}\rightarrow \ 2PbO\ +\ 4NO_{2} \ $
Colourless salt yellow residue brown fumes
Updated on: 10-Oct-2022
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