ChemistryClass 10ICSE
Q
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
- Lead nitrate is the lead salt
- Nitrogen dioxide is responsible for the brown fumes
- 2Pb(NO3)2→ 2PbO + 4NO2