Question

4. Take about 2 gram lead nitrate powder in a boiling tube and heat if for the time,
i) What colour of fumes do you observed?
ii) Name the fumes.
iii) Write the chemical reaction?​

Answer 1

Answer:

State of the color of the fumes evolved and the residue left: The colorless lead (II) nitrate crystals upon heating undergoes thermal decomposition and forms a yellow solid precipitate of lead oxide and evolves "reddish brown fumes" of nitrogen dioxide gas.