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2 Fe3O4 + 18 HCl = 4 O2 + 9 H2 + 6 FeCl3
C2H5OH15 + O2 = CO12 + H2O =>
2 C2H5OH15 + 33 O2 = 4 CO12 + 20 H2O
HBr + Ca(NO3)2 = HNO3 + CaBr2 =>
2 HBr + Ca(NO3)2 = 2 HNO3 + CaBr2
ZnS + HNO3 = Zn(NO3)2 + NO + SO2 + H2O =>
ZnS + 4 HNO3 = Zn(NO3)2 + 2 NO + SO2 + 2 H2O
KNC + AgNO3 = KNO3 + AgCN =>
KNC + AgNO3 = KNO3 + AgCN
In + NaCH3COO = Na + In(CH3COO)3 =>
In + 3 NaCH3COO = 3 Na + In(CH3COO)3
K2CO3 + HNO2 = K + NO2 + H2O + CO2 =>
K2CO3 + 2 HNO2 = 2 K + 2 NO2 + H2O + CO2
Ti + ClO = TiClO =>
Ti + ClO = TiClO
S + HNO3 = NO2 + SO3 + H2O =>
S + 6 HNO3 = 6 NO2 + SO3 + 3 H2O
RbOH + HCl = RbCl + H2O =>
RbOH + HCl = RbCl + H2O
Hg2(NO3)2(aq) + CaI2(aq) = Hg2I2(aq) + Ca(NO3)2(aq) =>
Hg2(NO3)2(aq) + CaI2(aq) = Hg2I2(aq) + Ca(NO3)2(aq)
Cu(s) + HNO2 = Cu(NO)2 + NO2 + H2O =>
Cu(s) + 4 HNO2 = Cu(NO)2 + 2 NO2 + 2 H2O
Ca(OH)2 + NH(NO3)4 = Ca(NO3)2 + NH(OH)4 =>
2 Ca(OH)2 + NH(NO3)4 = 2 Ca(NO3)2 + NH(OH)4
Ag + Ca = CaAg =>
Ag + Ca = CaAg
H3PO4 + NH4HCO3 = (NH4)3PO4 + H2O + CO2 =>
H3PO4 + 3 NH4HCO3 = (NH4)3PO4 + 3 H2O + 3 CO2
NaBrO3 + KI = Br + I2 + K2O + Na =>
NaBrO3 + 6 KI = Br + 3 I2 + 3 K2O + Na
LiClO3(d) = LiCl(s) + O2 =>
2 LiClO3(d) = 2 LiCl(s) + 3 O2
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
MnC2O4 = Mn + C2O4 =>
MnC2O4 = Mn + C2O4
NaOH + Mn(II)Cl2 = Mn(II)(OH)2 + NaCl =>
2 NaOH + Mn(II)Cl2 = Mn(II)(OH)2 + 2 NaCl
Cu + Na2SO4 = CuNa2SO4 =>
Cu + Na2SO4 = CuNa2SO4
KNO3 + K = KO + N2 =>
2 KNO3 + 4 K = 6 KO + N2
Zn(OH)2 + H(NO3) = Zn(NO3)2 + H2O =>
Zn(OH)2 + 2 H(NO3) = Zn(NO3)2 + 2 H2O
Calciumcarbonate + Hydrochloricacid = calciumchloride + carbondioxide + water =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
RuO4 + NaOH = NaRuO4 + O2 + H2O =>
4 RuO4 + 4 NaOH = 4 NaRuO4 + O2 + 2 H2O
Fe3O4 + HCl = O2 + H2 + FeCl3 =>
2 Fe3O4 + 18 HCl = 4 O2 + 9 H2 + 6 FeCl3
N + H2O = N(OH)2 + H2 =>
N + 2 H2O = N(OH)2 + H2
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O
I2 + H2S = H{+} + I{-} + S =>
I2 + H2S = 2 H{+} + 2 I{-} + S
Cu3 + Ag(NO3)3 = AgCu + NO3 =>
Cu3 + 3 Ag(NO3)3 = 3 AgCu + 9 NO3
H3PO2 + Hg(OH)2 = Hg3(PO2)2 + H2O =>
2 H3PO2 + 3 Hg(OH)2 = Hg3(PO2)2 + 6 H2O
CuCl2(aq) + NaOH(aq) = Cu(OH)2(s) + NaCl(aq) =>
CuCl2(aq) + 2 NaOH(aq) = Cu(OH)2(s) + 2 NaCl(aq)
Al + Na2SnO3 = Sn + Na2AlO3 =>
Al + Na2SnO3 = Sn + Na2AlO3
K2CO3(aq) + MgI2(aq) = KI2(aq) + Mg2(CO3)(aq) =>
K2CO3(aq) + 2 MgI2(aq) = 2 KI2(aq) + Mg2(CO3)(aq)
C + O2 = CO =>
2 C + O2 = 2 CO
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
H2 + C + N2 = HCN =>
H2 + 2 C + N2 = 2 HCN
NiCO32Ni(OH)2 + C6H8O7 = Ni3(C6H5O7)2 + CO2 + H2O =>
9 NiCO32Ni(OH)2 + 41 C6H8O7 = 6 Ni3(C6H5O7)2 + 183 CO2 + 143 H2O
NaOH + Fe = Na + FeOH =>
NaOH + Fe = Na + FeOH
SO2 + HI = H2O + S + I2 =>
SO2 + 4 HI = 2 H2O + S + 2 I2
NaI + CaCl2 = NaCl + CaI2 =>
2 NaI + CaCl2 = 2 NaCl + CaI2
NaOH + Ca(C2H3O2)2 = Na(C2H3O2) + Ca(OH)2 =>
2 NaOH + Ca(C2H3O2)2 = 2 Na(C2H3O2) + Ca(OH)2
CuNO + ZnSO = CuSO + ZnNO =>
CuNO + ZnSO = CuSO + ZnNO
Li + Ca2N3 = Ca + Li3N =>
9 Li + Ca2N3 = 2 Ca + 3 Li3N
CrCl3 + AgNO3 = Cr(NO3)3 + AgCl =>
CrCl3 + 3 AgNO3 = Cr(NO3)3 + 3 AgCl
Mg(NO3)2 + NaOH = Mg(OH)2 + Na(NO3) =>
Mg(NO3)2 + 2 NaOH = Mg(OH)2 + 2 Na(NO3)
Na2SiO3 + HCl = SiO2 + H2O + NaCl =>
Na2SiO3 + 2 HCl = SiO2 + H2O + 2 NaCl
N2 + Ca(OH)2 = N2(OH)2 + Ca =>
N2 + Ca(OH)2 = N2(OH)2 + Ca
CH3CH2OH = H2CCH2 + H2O =>
CH3CH2OH = H2CCH2 + H2O
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