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Pb + C = PbC
Fe{3+} + NO{2-} + H2O = Fe{2+} + H{+} + NO3{-} =>
5 Fe{3+} + NO{2-} + 2 H2O = 5 Fe{2+} + 4 H{+} + NO3{-}
Li + Mn2O3 = Li2O + Mn =>
6 Li + Mn2O3 = 3 Li2O + 2 Mn
C6H14 + CO2 = CO + H2 =>
C6H14 + 6 CO2 = 12 CO + 7 H2
CS2 + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
5 CS2 + 16 KMnO4 + 14 H2SO4 = 5 CO2 + 8 K2SO4 + 16 MnSO4 + 14 H2O
Na2CO3 + Cl2 + H2O = NaCl + CO2 + OH =>
Na2CO3 + Cl2 + H2O = 2 NaCl + CO2 + 2 OH
FeS2 + Na2S2O7 = Fe2(SO4)3 + Na2SO4 + SO2 =>
2 FeS2 + 14 Na2S2O7 = Fe2(SO4)3 + 14 Na2SO4 + 15 SO2
IO3{-} + HSO3{-} = I{-} + H{+} + SO4{-2} =>
IO3{-} + 3 HSO3{-} = I{-} + 3 H{+} + 3 SO4{-2}
P2O5 = O2 + P4 =>
2 P2O5 = 5 O2 + P4
ZnCl2 + Al2O3 = ZnO + AlCl3 =>
3 ZnCl2 + Al2O3 = 3 ZnO + 2 AlCl3
Ag + HClO3 = AgCl + H2O + AgClO3 =>
6 Ag + 6 HClO3 = AgCl + 3 H2O + 5 AgClO3
Mg(s) + AlCl3(aq) = Al + MgCl =>
3 Mg(s) + AlCl3(aq) = Al + 3 MgCl
Ba(NO3)2 + Mg(SO4) = Mg(NO3)2 + Ba(SO4) =>
Ba(NO3)2 + Mg(SO4) = Mg(NO3)2 + Ba(SO4)
Bi2O3 + Br2 + KOH = KBr + Bi2O5 + H2O =>
Bi2O3 + 2 Br2 + 4 KOH = 4 KBr + Bi2O5 + 2 H2O
Cr + Ca = CaCr =>
Cr + Ca = CaCr
H3 + PO3 + KOH = K3PO4 + H2O =>
H3 + 3 PO3 + 9 KOH = 3 K3PO4 + 6 H2O
CrO3 + NaOH = Cr(OH)6 + Na2O =>
CrO3 + 6 NaOH = Cr(OH)6 + 3 Na2O
FeO + O2 = FeO34 =>
2 FeO + 33 O2 = 2 FeO34
CuSO4 + Ni(CH3COO)2 = Cu(CH3COO)2 + NiSO4 =>
CuSO4 + Ni(CH3COO)2 = Cu(CH3COO)2 + NiSO4
SiO2 + H2S = SiS + H2O2 =>
SiO2 + H2S = SiS + H2O2
Zn + NH3 + H2O = Zn(OH) + NH4 =>
Zn + NH3 + H2O = Zn(OH) + NH4
BaCl2 + H2SO4 = BaSO4 + H2 + Cl =>
BaCl2 + H2SO4 = BaSO4 + H2 + 2 Cl
POCl3 + NaF = POF3 + NaCl =>
POCl3 + 3 NaF = POF3 + 3 NaCl
KSCN + Ag(NO3) = KS(NO3) + CNAg =>
KSCN + Ag(NO3) = KS(NO3) + CNAg
AlNO3 + KCl = AlCl + KNO3 =>
AlNO3 + KCl = AlCl + KNO3
NaClO(aq) + HCl(aq) = Cl2(g) + NaCl(aq) + H2O(l) =>
NaClO(aq) + 2 HCl(aq) = Cl2(g) + NaCl(aq) + H2O(l)
Mn + Ti(Cl)4 = MnCl2 + Ti =>
2 Mn + Ti(Cl)4 = 2 MnCl2 + Ti
Al(OH)3 + H2CO3 = Al(CO3)3 + H2OH =>
Al(OH)3 + 3 H2CO3 = Al(CO3)3 + 3 H2OH
PtI2(NH3)2 + KCl = KI + Pt(NH3)2Cl2 =>
PtI2(NH3)2 + 2 KCl = 2 KI + Pt(NH3)2Cl2
O + C6H14 = C + OH14 =>
O + C6H14 = 6 C + OH14
H2So4(aq) + NaOH(aq) = Na2So4(aq) + H2O(l) =>
H2So4(aq) + 2 NaOH(aq) = Na2So4(aq) + 2 H2O(l)
NH4HS + NaOH = H2O + (NH4)2S + Na2S =>
2 NH4HS + 2 NaOH = 2 H2O + (NH4)2S + Na2S
CoCl2 + H2O = Co(H20)6 + HCl + O2 =>
2 CoCl2 + 122 H2O = 2 Co(H20)6 + 4 HCl + 61 O2
K + CuO2 = KO2 + Cu =>
K + CuO2 = KO2 + Cu
C5H5 + FeCl2 = C10H10Fe + Cl2 =>
2 C5H5 + FeCl2 = C10H10Fe + Cl2
Mn2O3 + Pb2O4 + HNO3 = HMnO4 + Pb(NO3)2 + H2O =>
Mn2O3 + 2 Pb2O4 + 8 HNO3 = 2 HMnO4 + 4 Pb(NO3)2 + 3 H2O
Na3AlO3 = Al2O3 + Na2O =>
2 Na3AlO3 = Al2O3 + 3 Na2O
NaSCN + HCl = NaCl + HSCN =>
NaSCN + HCl = NaCl + HSCN
CS2(l) + O2(g) = CO2 + S =>
CS2(l) + O2(g) = CO2 + 2 S
NaOH + HFl = H2O + NaFl =>
NaOH + HFl = H2O + NaFl
CaC2 + H2O = C3H6O3 + Ca(OH)2 + H2 =>
3 CaC2 + 12 H2O = 2 C3H6O3 + 3 Ca(OH)2 + 3 H2
Na4Si + H2O = Na2SiO3 + NaOH + H2 =>
Na4Si + 5 H2O = Na2SiO3 + 2 NaOH + 4 H2
RbNO3 + BaF2 = Ba(NO3)2 + RbF =>
2 RbNO3 + BaF2 = Ba(NO3)2 + 2 RbF
Pr(NO3)3 + CH4N2O = Pr2O3 + N2 + CO2 + H2O =>
2 Pr(NO3)3 + 5 CH4N2O = Pr2O3 + 8 N2 + 5 CO2 + 10 H2O
CO + H2SO4 = CO2SO4 + SO2 + H2O =>
CO + 3 H2SO4 = CO2SO4 + 2 SO2 + 3 H2O
(NH4)2CO3 + HCl = NH4HCO3 + NH4Cl =>
(NH4)2CO3 + HCl = NH4HCO3 + NH4Cl
Cr{3+} + CO3{2-} = Cr2(CO3)3 =>
2 Cr{3+} + 3 CO3{2-} = Cr2(CO3)3
Mg + HCO3 + Ca(OH)2 = CaCO3 + *Mg(OH)2 + H2O =>
Mg + 2 HCO3 + 2 Ca(OH)2 = 2 CaCO3 + *Mg(OH)2 + 2 H2O
FeCl3 + C6H5COONa + H2O = Fe(OH)3 + Fe(C6H5COO)37H2O + NaCl + C2H5COOH =>
199 FeCl3 + 597 C6H5COONa + 981 H2O = 187 Fe(OH)3 + 12 Fe(C6H5COO)37H2O + 597 NaCl + 357 C2H5COOH
AgBr = Ag + Br2 =>
2 AgBr = 2 Ag + Br2
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