Balance the following chemical equations.
1. Cl2 + SO2 + H2 O → H2 SO4 + HCl
2. FeS2 + O2 → Fe2 O3 + SO2
3. KHCO3 + H2 SO4 → K2 SO4 + CO2 + H2 O
4. NH3 + PbO → Pb + H2 O + N 2 .
5. KI + Cl2 → KCl + I2
Answers
Answered by
1
Explanation:
1) SO2 + Cl2 + 2H2O = H2SO4 + 2HCl
2) 4FeS
2
+11O
2
→2Fe
2
O
3
+8SO
2
.4FeS
2
+11O
2
→2Fe
2
O
3
+8SO
2
3) 2KHCO
3
+H
2
SO
4
→K
2
SO
4
+2H
2
O+2CO
2
2KHCO
3
+H
2
SO
4
→K
2
SO
4
+2H
2
O+2CO
2
4) 3PbO+2NH
3
→3Pb+3H
2
O+N
2
5)2KI + Cl2 ---> 2KCl + I2 .
Answered by
1
Answer:
(a) Calcium hydroxide + Carbon dioxide → Calcium carbonate + Water
Ca(OH)
2
+CO
2
→CaCO
3
+H
2
O
(b) Zinc + Silver nitrate → Zinc nitrate + Silver
Zn+2AgNO
3
→Zn(NO
3
)
2
+2Ag
(c) Aluminium + Copper chloride → Aluminium chloride + Copper
2Al+3CuCl
2
→2AlCl
3
+3Cu
(d) Barium chloride + Potassium sulphate → Barium sulphate + Potassium chloride
BaCl
2
+K
2
SO
4
→BaSO
4
+2KCl
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