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2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
FeS2 + H2O = Fe3O4 + H2S + O2 =>
3 FeS2 + 6 H2O = Fe3O4 + 6 H2S + O2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
MgSO4 + Na2CO3 = MgCO3 + SO4 + Na2 =>
MgSO4 + Na2CO3 = MgCO3 + SO4 + Na2
Pb(NO3)4 + H2S = Pb2S4 + H(NO3) =>
2 Pb(NO3)4 + 4 H2S = Pb2S4 + 8 H(NO3)
Se + Br2 = Se2Br2 =>
2 Se + Br2 = Se2Br2
LiI(aq) + AgNO3(aq) = AgI(s) + LiNO3(s) =>
LiI(aq) + AgNO3(aq) = AgI(s) + LiNO3(s)
ZnSO4 + ZnS = Zn + SO2 =>
ZnSO4 + ZnS = 2 Zn + 2 SO2
ZnCl2 + H2SO4 = ZnSO4 + HCl =>
ZnCl2 + H2SO4 = ZnSO4 + 2 HCl
N2H4 = NH3 + N2 =>
3 N2H4 = 4 NH3 + N2
ZnCl2 + K4FeCN6 = Zn4(FeCN6)2 + KCl =>
4 ZnCl2 + 2 K4FeCN6 = Zn4(FeCN6)2 + 8 KCl
Mg3(PO4)2 + SO4 = MgSO4 + PO4 =>
Mg3(PO4)2 + 3 SO4 = 3 MgSO4 + 2 PO4
C6H12C6(s) + O2(g) = CO2(g) + H2O(g) =>
C6H12C6(s) + 15 O2(g) = 12 CO2(g) + 6 H2O(g)
AlH3 + Fe(OH)2 = Al(OH)3 + FeH2 =>
2 AlH3 + 3 Fe(OH)2 = 2 Al(OH)3 + 3 FeH2
CaO + O2 = Ca2O3 =>
4 CaO + O2 = 2 Ca2O3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
FeCl3 + K2SO4 = FeSO4 + K2Cl3 =>
FeCl3 + K2SO4 = FeSO4 + K2Cl3
Al + AlCl3 + H2O = Al(OH)2Cl2 + H2 =>
Al + 2 AlCl3 + 6 H2O = 3 Al(OH)2Cl2 + 3 H2
Schwefel + Ozon = Schwefeldioxid =>
3 S + 2 O3 = 3 SO2
CH2BrCH2Br + KOH = C2H2 + KBr + H2O =>
CH2BrCH2Br + 2 KOH = C2H2 + 2 KBr + 2 H2O
Br + Ba2 = BrBa2 =>
Br + Ba2 = BrBa2
S6 + HNO3 = SO2 + NO + H2O =>
S6 + 8 HNO3 = 6 SO2 + 8 NO + 4 H2O
PBO2 + H2O2 = PB(OH)2 + O2 =>
PBO2 + H2O2 = PB(OH)2 + O2
Na4[Fe(CN)6] + Cl2 = Na3[Fe(CN)6]3 + NaCl =>
6 Na4[Fe(CN)6] + 9 Cl2 = 2 Na3[Fe(CN)6]3 + 18 NaCl
BaO + SO2 = BaSO4 + BaS =>
4 BaO + 4 SO2 = 3 BaSO4 + BaS
Na3PO4(aq) + CaCl2(aq) = NaCl(aq) + Ca3(PO4)2(aq) =>
2 Na3PO4(aq) + 3 CaCl2(aq) = 6 NaCl(aq) + Ca3(PO4)2(aq)
(H)2 + (Cl)2 = HCl =>
(H)2 + (Cl)2 = 2 HCl
NaC2H3O2 + CU(NO3)2 = Na(NO3) + CU(C2H3O2)2 =>
2 NaC2H3O2 + CU(NO3)2 = 2 Na(NO3) + CU(C2H3O2)2
NaI + HBr = NaBr + HI =>
NaI + HBr = NaBr + HI
HNO2 + H = N2 + H2O =>
2 HNO2 + 6 H = N2 + 4 H2O
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
Cl2O5 + NaOH = H2O + NaClO3 =>
Cl2O5 + 2 NaOH = H2O + 2 NaClO3
Pb(CH3COO)2 + NaOH = Pb(OH)2 + NaCH3COO =>
Pb(CH3COO)2 + 2 NaOH = Pb(OH)2 + 2 NaCH3COO
BCl3 + H2 = B + HCl =>
2 BCl3 + 3 H2 = 2 B + 6 HCl
Fe3 + HCl2 = FeCl2 + H2 =>
2 Fe3 + 6 HCl2 = 6 FeCl2 + 3 H2
AgI + Fe2(CO3)3 = FeI3 + Ag2CO3 =>
6 AgI + Fe2(CO3)3 = 2 FeI3 + 3 Ag2CO3
NiCl2(aq) + K2S(aq) = KCl(aq) + NiS(s) =>
NiCl2(aq) + K2S(aq) = 2 KCl(aq) + NiS(s)
Cs2O + H2O = CsOH =>
Cs2O + H2O = 2 CsOH
Mg(s) + HCl(l) = MgHCl =>
Mg(s) + HCl(l) = MgHCl
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
K2O + H2O = (KOH) = HCl + KOH = KCl + H2O =>
K2O + H2O = 2(KOH)
NaHO3 + CH3COOH = CH3COONa + H2O + CO2 =>
2 NaHO3 + 3 CH3COOH = 2 CH3COONa + 4 H2O + 2 CO2
Na2S2O4 + I2 = NaI + S2O4 =>
Na2S2O4 + I2 = 2 NaI + S2O4
Hg2O + H3PO4 = Hg3PO4 + H2O =>
3 Hg2O + 2 H3PO4 = 2 Hg3PO4 + 3 H2O
Pb3O4 + KMnO4 + HCl = PbCl4 + KCl + MnCl2 + H2O =>
5 Pb3O4 + 4 KMnO4 + 72 HCl = 15 PbCl4 + 4 KCl + 4 MnCl2 + 36 H2O
Zn(oh)2 + H3PO4 = Zn3(PO4)2 + H =>
3 Zn(oh)2 + 4 H3PO4 = 2 Zn3(PO4)2 + 12 H
H2CO3 + CH4 = H2O + C6H12O6 =>
3 H2CO3 + 3 CH4 = 3 H2O + C6H12O6
Ba(NO3)2 + Na2CO3 = Na(NO3) + BaCO3 =>
Ba(NO3)2 + Na2CO3 = 2 Na(NO3) + BaCO3
C18H32O2 + CH3OH = C12H24 + C3H8O3 =>
3 C18H32O2 + 12 CH3OH = 4 C12H24 + 6 C3H8O3
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