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S{2-} + I2 = S + 2 I{-}
PbO + C = Pb + CO2 =>
2 PbO + C = 2 Pb + CO2
KCI + NaNO3 = KNO3 + NaCI =>
KCI + NaNO3 = KNO3 + NaCI
HI + H2SO4 = I2 + H2S + H2O =>
8 HI + H2SO4 = 4 I2 + H2S + 4 H2O
NaOCl + H2O2 = NaHCl + O2 =>
2 NaOCl + H2O2 = 2 NaHCl + 2 O2
NO2 + OH{-} = NO3{-} + H2O + e =>
NO2 + 2 OH{-} = NO3{-} + H2O + e
BaCl2(aq) + Pb(No3)2(aq) = PbCl2(s) + Ba(No3)2(aq) =>
BaCl2(aq) + Pb(No3)2(aq) = PbCl2(s) + Ba(No3)2(aq)
SiO3 + C = SiC + CO =>
SiO3 + 4 C = SiC + 3 CO
CuI + HNO3 = Cu(NO3)2 + I2 + NO + H2O =>
6 CuI + 16 HNO3 = 6 Cu(NO3)2 + 3 I2 + 4 NO + 8 H2O
SiO2 + F = SiF4 + O =>
SiO2 + 4 F = SiF4 + 2 O
C4H8Br2 + KOH = C4H6 + KBr + H2O =>
C4H8Br2 + 2 KOH = C4H6 + 2 KBr + 2 H2O
BeO + H2O = Be(OH)2 =>
BeO + H2O = Be(OH)2
Al(OH)3 + HCl(aq) = AlCl3(aq) + H2O =>
Al(OH)3 + 3 HCl(aq) = AlCl3(aq) + 3 H2O
Ca(BrO)2 + H2O2 = Ca(OH)2 + BrO3 + H2O =>
Ca(BrO)2 + 5 H2O2 = Ca(OH)2 + 2 BrO3 + 4 H2O
Fe(s) + CuSO4(l) = Cu(s) + Fe2(SO4)3 =>
2 Fe(s) + 3 CuSO4(l) = 3 Cu(s) + Fe2(SO4)3
C4H10 + Cl2 = C4H8Cl2 + H2 =>
C4H10 + Cl2 = C4H8Cl2 + H2
C3H7NH2 + HCl = C3H7NH3Cl =>
C3H7NH2 + HCl = C3H7NH3Cl
Fe(NO3)3 + K3Fe(CN)6 = Fe3(Fe(CN)6)3 + KNO3 =>
3 Fe(NO3)3 + 3 K3Fe(CN)6 = Fe3(Fe(CN)6)3 + 9 KNO3
TiCl3 = TiCl2 + TiCl4 =>
2 TiCl3 = TiCl2 + TiCl4
C21H24N2N4 + O2 = CO2 + H2O + NO2 =>
C21H24N2N4 + 33 O2 = 21 CO2 + 12 H2O + 6 NO2
FeCl3 + Zn(NO3)2 = Fe(NO3)3 + ZnCl2 =>
2 FeCl3 + 3 Zn(NO3)2 = 2 Fe(NO3)3 + 3 ZnCl2
Mn + NaOH = Mn(OH) + Na =>
Mn + NaOH = Mn(OH) + Na
H2(g) + O(g) = H2O(l) =>
H2(g) + O(g) = H2O(l)
BaCO3 + ZnO = BaZnO2 + CO2 =>
BaCO3 + ZnO = BaZnO2 + CO2
I{-} = I3{-} + e =>
3 I{-} = I3{-} + 2e
Cu + NH3 + O2 + H2O = [Cu(NH3)4](OH)2 =>
2 Cu + 8 NH3 + O2 + 2 H2O = 2[Cu(NH3)4](OH)2
P2 + O = P4O10 =>
2 P2 + 10 O = P4O10
HI + MgCO3 = MgI2 + H2O + CO2 =>
2 HI + MgCO3 = MgI2 + H2O + CO2
Mg + CuO = MgO + Cu =>
Mg + CuO = MgO + Cu
Al(s) + Br2(l) = Al2Br3(s) =>
4 Al(s) + 3 Br2(l) = 2 Al2Br3(s)
(NH4)3PO4 + BaCl2 = NH4Cl + Ba3(PO4)2 =>
2(NH4)3PO4 + 3 BaCl2 = 6 NH4Cl + Ba3(PO4)2
CH3COOH = H + CH3COO =>
CH3COOH = H + CH3COO
P + N2 = PN2 =>
P + N2 = PN2
Au(CN)2(aq) + Zn(s) = Au(s) + Zn(CN)2(aq) =>
Au(CN)2(aq) + Zn(s) = Au(s) + Zn(CN)2(aq)
H2O(l) + BCl3(g) = HCl(g) + H3BO3(s) =>
3 H2O(l) + BCl3(g) = 3 HCl(g) + H3BO3(s)
Cl2 + LiF = LiCl + F2 =>
Cl2 + 2 LiF = 2 LiCl + F2
Al2O3 + ZnO = Zn(AlO2)2 =>
Al2O3 + ZnO = Zn(AlO2)2
H2S + HNO3 = H2SO4 + NO2 + H2O =>
H2S + 8 HNO3 = H2SO4 + 8 NO2 + 4 H2O
sodiumbicarbonate + hydrochloricacid = sodiumchloride + carbondioxide + water =>
NaHCO3 + HCl = NaCl + CO2 + H2O
C2H5Cl + KOH = C2H6O + KCl =>
C2H5Cl + KOH = C2H6O + KCl
Zn(ClO3)2 = ZnCl2 + O2 =>
Zn(ClO3)2 = ZnCl2 + 3 O2
F2(g) + NaBr(aq) = Br2(l) + NaF(aq) =>
F2(g) + 2 NaBr(aq) = Br2(l) + 2 NaF(aq)
Ca(NO3)2 + Na3PO4 = NaNO3 + Ca3(PO4)2 =>
3 Ca(NO3)2 + 2 Na3PO4 = 6 NaNO3 + Ca3(PO4)2
Al2O3 + ZnO = Zn(AlO2)2 =>
Al2O3 + ZnO = Zn(AlO2)2
KrCrO4 + BaCl2 = KrCl2 + BaCrO4 =>
KrCrO4 + BaCl2 = KrCl2 + BaCrO4
Cu(s) + O2(s) = Cu2O(s) =>
4 Cu(s) + O2(s) = 2 Cu2O(s)
CaCO3 + HF = CaF2 + H2CO3 =>
CaCO3 + 2 HF = CaF2 + H2CO3
Ni(s) + HBr(aq) = H2(g) + NiBr(aq) =>
2 Ni(s) + 2 HBr(aq) = H2(g) + 2 NiBr(aq)
Cr + HClO3 = Cr(ClO3)2 + H2 =>
Cr + 2 HClO3 = Cr(ClO3)2 + H2
K + KNO3 = K2O + N2 =>
10 K + 2 KNO3 = 6 K2O + N2
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