1. Pb (NO 3 ) 2 + H 2 SO 4 = PbSO 4 + 2HNO 3
2. Pb (NO 3 ) 2 + 2KOH = 2KNO 3 + Pb (OH) 2
3. Pb (NO 3 ) 2 + Zn = Zn (NO 3 ) 2 + Pb
4. Pb (NO 3 ) + SO 3 = PbSO 4 + NO 2 ↑
5. H 2 SO 4 + 2KOH = K 2 SO 4 + 2H 2 O
6. H 2 SO 4 + Na 2 O = Na 2 SO 4 + H 2 O
7. 2KOH + SO 3 = K 2 SO 4 + H 2 O
8. Na 2 O + SO 3 = Na 2 SO 4
2. Pb (NO 3 ) 2 + 2KOH = 2KNO 3 + Pb (OH) 2
3. Pb (NO 3 ) 2 + Zn = Zn (NO 3 ) 2 + Pb
4. Pb (NO 3 ) + SO 3 = PbSO 4 + NO 2 ↑
5. H 2 SO 4 + 2KOH = K 2 SO 4 + 2H 2 O
6. H 2 SO 4 + Na 2 O = Na 2 SO 4 + H 2 O
7. 2KOH + SO 3 = K 2 SO 4 + H 2 O
8. Na 2 O + SO 3 = Na 2 SO 4