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2 H2O(s) + O2(g) = 2 H2O2(s)
K2CrO4 + NaNO3 = KNO3 + Na2CrO4 =>
K2CrO4 + 2 NaNO3 = 2 KNO3 + Na2CrO4
Fe2CO3 + HNO3 = FeNO3 + H2CO3 =>
Fe2CO3 + 2 HNO3 = 2 FeNO3 + H2CO3
SN + HNO3 = SN(NO3)4 + NO2 + H2O =>
SN + 8 HNO3 = SN(NO3)4 + 4 NO2 + 4 H2O
ZnCl2 + Mn3(PO4)4 = MnCl4 + Zn3(PO4)2 =>
6 ZnCl2 + Mn3(PO4)4 = 3 MnCl4 + 2 Zn3(PO4)2
NaClO3 + NaI = NaIO3 + NaCl =>
NaClO3 + NaI = NaIO3 + NaCl
CH3CN + H2 = CH3CH2NH4 =>
CH3CN + 3 H2 = CH3CH2NH4
FeI3 + AgNO3 = FeNO3 + AgI3 =>
FeI3 + AgNO3 = FeNO3 + AgI3
Y(NO3)3*6H2O + Ba(NO3)2 + Cu(NO3)2*3H2O + C6H8O7*H2O = YBa2Cu3O7 + H2O + CO2 + NO2 =>
3 Y(NO3)3*6H2O + 6 Ba(NO3)2 + 9 Cu(NO3)2*3H2O + 2 C6H8O7*H2O = 3 YBa2Cu3O7 + 55 H2O + 12 CO2 + 39 NO2
Ca(s) + H3PO4(aq) = Ca3(PO4)2(s) + H3(g) =>
3 Ca(s) + 2 H3PO4(aq) = Ca3(PO4)2(s) + 2 H3(g)
MgCl2 + K2CO3 = MgCO3 + KCl =>
MgCl2 + K2CO3 = MgCO3 + 2 KCl
CrO6 + H2O = H2CrO7 =>
CrO6 + H2O = H2CrO7
Al2(SO4)3 + PbCl2 = AlCl3 + PbSO4 =>
Al2(SO4)3 + 3 PbCl2 = 2 AlCl3 + 3 PbSO4
C3H7OH + CuO = CH3COH + Cu + H2O =>
2 C3H7OH + 3 CuO = 3 CH3COH + 3 Cu + 2 H2O
KOH + CaS = Ca(OH)2 + K2S =>
2 KOH + CaS = Ca(OH)2 + K2S
K2Cr2O7 + NaCl = KCl + Na2Cr2O7 =>
K2Cr2O7 + 2 NaCl = 2 KCl + Na2Cr2O7
PbSO4 + CaO = PbO + CaSO4 =>
PbSO4 + CaO = PbO + CaSO4
Ca(SO4)2 + NaOH = CaOH + (SO4)2Na =>
Ca(SO4)2 + NaOH = CaOH + (SO4)2Na
Na2CO3 + C = Na2C2 + CO =>
Na2CO3 + 4 C = Na2C2 + 3 CO
SO3 + KJ = J2 + K2SO3 =>
SO3 + 2 KJ = J2 + K2SO3
C3H8 + KMnO4 + H2O = C2H4(OH)2 + MnO2 + KOH =>
6 C3H8 + 10 KMnO4 + 8 H2O = 9 C2H4(OH)2 + 10 MnO2 + 10 KOH
H2SiO3 + HCl = H3ClSiO3 =>
H2SiO3 + HCl = H3ClSiO3
KOH + H3PO4 = H2O + K3PO4 =>
3 KOH + H3PO4 = 3 H2O + K3PO4
CaCO3 + C3H6O3 = Ca(C3H5O3)2 + CO2 + H2O =>
CaCO3 + 2 C3H6O3 = Ca(C3H5O3)2 + CO2 + H2O
K2CO3(aq) + Ca(NO3)2 = KNO3 + CaCO3 =>
K2CO3(aq) + Ca(NO3)2 = 2 KNO3 + CaCO3
(NH4)2Cr2O7 + NaOH = Na2Cr2O7 + NH3 + H2O =>
(NH4)2Cr2O7 + 2 NaOH = Na2Cr2O7 + 2 NH3 + 2 H2O
Ca + HCl = CaCl2 + H =>
Ca + 2 HCl = CaCl2 + 2 H
(NH4)2CO3(aq) + HCl(aq) = H2O(l) + CO2(g) + NH4Cl(aq) =>
(NH4)2CO3(aq) + 2 HCl(aq) = H2O(l) + CO2(g) + 2 NH4Cl(aq)
KI(aq) + FeCl3(aq) = FeI3() + KCl() =>
3 KI(aq) + FeCl3(aq) = FeI3() + 3 KCl()
Al2(SO4)3 + H2O = Al(OH)3 + H2SO4 =>
Al2(SO4)3 + 6 H2O = 2 Al(OH)3 + 3 H2SO4
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Cl2 + NaOH = NaCl + H2O + NaClO =>
Cl2 + 2 NaOH = NaCl + H2O + NaClO
CdCl2(aq) + NaOH(aq) = Cd(OH)2(s) + NaCl(aq) =>
CdCl2(aq) + 2 NaOH(aq) = Cd(OH)2(s) + 2 NaCl(aq)
NaCl + NaClO3 + H2O = Cl2 + Na(OH) =>
5 NaCl + NaClO3 + 3 H2O = 3 Cl2 + 6 Na(OH)
HCl + (NH4)3AsS4 = As2S5 + H2S + NH4Cl =>
6 HCl + 2(NH4)3AsS4 = As2S5 + 3 H2S + 6 NH4Cl
Sn2{+} + {-} = Sn4{+} =>
2 Sn2{+} + e = Sn4{+}
CH3Br + NaCCH = BrCCH + CH3Na =>
CH3Br + NaCCH = BrCCH + CH3Na
Ce(NO3)3 + NaOH + Br2 = Ce(OH)4 + NaBr + NaNO3 =>
2 Ce(NO3)3 + 8 NaOH + Br2 = 2 Ce(OH)4 + 2 NaBr + 6 NaNO3
CH02ONS + O2 = CO2 + H2O + SO2 + N2 =>
2 CH02ONS + 4 O2 = 2 CO2 + 2 H2O + 2 SO2 + N2
NaCl + HNO3 + MnO2 = Cl2 + Mn(NO3)2 + NaNO3 + H2O =>
2 NaCl + 4 HNO3 + MnO2 = Cl2 + Mn(NO3)2 + 2 NaNO3 + 2 H2O
CH3OH + CuSO4 = (CH3)2SO4 + Cu(OH)2 =>
2 CH3OH + CuSO4 = (CH3)2SO4 + Cu(OH)2
MgI2(s) + Br2(aq) = MgBr2(aq) + I2(aq) =>
MgI2(s) + Br2(aq) = MgBr2(aq) + I2(aq)
SO2 + KMnO4 + KOH = K2SO4 + H2O + MnO2 =>
3 SO2 + 2 KMnO4 + 4 KOH = 3 K2SO4 + 2 H2O + 2 MnO2
K + Br = KBr =>
K + Br = KBr
UO2 + HI = UI4 + H2O =>
UO2 + 4 HI = UI4 + 2 H2O
CaO + P2O5 = Ca3(PO4)2 =>
3 CaO + P2O5 = Ca3(PO4)2
K2(C2O4) + Sn3(PO4)4 = K3PO4 + Sn2(C2O4)4 =>
12 K2(C2O4) + 2 Sn3(PO4)4 = 8 K3PO4 + 3 Sn2(C2O4)4
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
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