2 g lead nitrate powder is taken in a boiling tube . The boiling tube is heated over a flame. Now answer the following : (i) State the colour of the fumes evolved and the residue left. (ii) Name the type of chemical reaction that has taken place, stating its balanced equation.

2 g lead nitrate powder is taken in a boiling tube . The boiling tube

1.	2 g lead nitrate powder is taken in a boiling tube . The boiling tube is heated over a flame. Now answer the following : (i) State the colour of the fumes evolved and the residue left. (ii) Name the type of chemical reaction that has taken place, stating its balanced equation.
Answer» Solution :(i) BROWN FUMES , WHITE residue. (II) Decomposition reaction `2Pb(NO_(3))_(2)rarr2PbO+4NO_(2)+O_(2)`