Question

2 g of lead nitrate powder is taken in a boiling tube . (3)

The boiling tube is heated over a flame. Now answer

the following.

(a) State the colour of the fumes evolved and the residue left .

(b) Write the balanced chemical equation for

reaction​

Answer 1

Answer:

) Brown coloured fumes of `NO_(2)` gas are evolved , residue left is solid white lead oxide <br> (b) It is a thermal decomposition reaction.