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Cr2O7{-2} + 3 H3AsO3 + 8 H{+} = 2 Cr{+3} + 3 H3AsO4 + 4 H2O
HCOH + H2SO4 = HCOSO4 + H2 =>
2 HCOH + 2 H2SO4 = 2 HCOSO4 + 3 H2
C4H9SO + O2 = CO2 + SO2 + H2O =>
4 C4H9SO + 27 O2 = 16 CO2 + 4 SO2 + 18 H2O
N2 + Zn = N2Zn =>
N2 + Zn = N2Zn
Cr(OH)2 + HNO3 = Cr(NO3)3 + NO + H2O =>
3 Cr(OH)2 + 10 HNO3 = 3 Cr(NO3)3 + NO + 8 H2O
Hg + Pb{2+} = Hg{2+} + Pb =>
Hg + Pb{2+} = Hg{2+} + Pb
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
Mg(SO4) + Ba(OH)2 = Mg(OH)2 + Ba(SO4) =>
Mg(SO4) + Ba(OH)2 = Mg(OH)2 + Ba(SO4)
C2H4 + NaOH = C2H4(OH)2 + Na =>
C2H4 + 2 NaOH = C2H4(OH)2 + 2 Na
C14H10O2 + C6H8N2 = C20H14N2 + H2O =>
C14H10O2 + C6H8N2 = C20H14N2 + 2 H2O
Al + Pb(NO3)2 = AlPb(NO3)2 =>
Al + Pb(NO3)2 = AlPb(NO3)2
CO2 + H2O = CH3(CH2)2CO2H + O2 =>
4 CO2 + 4 H2O = CH3(CH2)2CO2H + 5 O2
SiH4 + H2O = SiO2 + H2 =>
SiH4 + 2 H2O = SiO2 + 4 H2
Ag2S(s) + H2O(l) = Ag(s) + H2S(s) + O2(g) =>
2 Ag2S(s) + 2 H2O(l) = 4 Ag(s) + 2 H2S(s) + O2(g)
HC3H5O2 + NaOH = C3H5O2Na + H2O =>
HC3H5O2 + NaOH = C3H5O2Na + H2O
NaHCO3(s) = Na2O(s) + CO2(g) + H2O(g) =>
2 NaHCO3(s) = Na2O(s) + 2 CO2(g) + H2O(g)
Zn(NO3)2 + K2S = ZnS + K2(NO3)2 =>
Zn(NO3)2 + K2S = ZnS + K2(NO3)2
Al + Cr2O3 = Cr + Al2O3 =>
2 Al + Cr2O3 = 2 Cr + Al2O3
CH3COOHCH3OH = CH3COOCH3 + H2O =>
CH3COOHCH3OH = CH3COOCH3 + H2O
CuSO4 + NaOH + HCl = NaCl + SO4 + CuOH + H =>
CuSO4 + NaOH + HCl = NaCl + SO4 + CuOH + H
CH3COCl + C2H5OH = C4H8O2 + HCl =>
CH3COCl + C2H5OH = C4H8O2 + HCl
C2H5OH + CH3COCl = CH3CO2C2H5 + HCl =>
C2H5OH + CH3COCl = CH3CO2C2H5 + HCl
ZnO + CaCO3 = ZnCO3 + CaO =>
ZnO + CaCO3 = ZnCO3 + CaO
NO + HClO4 + H2O = HNO2 + HCl =>
8 NO + HClO4 + 4 H2O = 8 HNO2 + HCl
NH2CH2COOCH3 + HCl = CH3Cl + NH2CH2COOH =>
NH2CH2COOCH3 + HCl = CH3Cl + NH2CH2COOH
Al2(SO4)3 + (NH4)2S + H2O = Al(OH)2 + H2S + (NH4)2SO4 =>
4 Al2(SO4)3 + 13(NH4)2S + 20 H2O = 8 Al(OH)2 + 12 H2S + 13(NH4)2SO4
PbCrO4(s) + HNO3(aq) = Pb(NO3)2(aq) + H2Cr2O7(aq) + H2O =>
2 PbCrO4(s) + 4 HNO3(aq) = 2 Pb(NO3)2(aq) + H2Cr2O7(aq) + H2O
FeSO4 + K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + K2SO4 =>
3 FeSO4 + 2 K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + 3 K2SO4
Al + S + O = AlSO4 =>
Al + S + 4 O = AlSO4
Li + CuCrO4 = LiCrO4 + Cu =>
Li + CuCrO4 = LiCrO4 + Cu
Ca(OH)2 + NaOH + (NH4)2HPO4 = NaCaPO4 + H2O + NH3 =>
Ca(OH)2 + NaOH + (NH4)2HPO4 = NaCaPO4 + 3 H2O + 2 NH3
NiCl + Na2SO4 = NaCl + Ni2SO4 =>
2 NiCl + Na2SO4 = 2 NaCl + Ni2SO4
Ca(CO3) + Al(NO3)3 = Ca(NO3)2 + Al2(CO3)3 =>
3 Ca(CO3) + 2 Al(NO3)3 = 3 Ca(NO3)2 + Al2(CO3)3
Ba(SO4) = Ba + (SO4) =>
Ba(SO4) = Ba + (SO4)
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
FeCl3 + K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + KCl =>
4 FeCl3 + 3 K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + 12 KCl
FeCl2 + KMnO4 + HCl = FeCl3 + MnCl2 + H2O + KCl =>
5 FeCl2 + KMnO4 + 8 HCl = 5 FeCl3 + MnCl2 + 4 H2O + KCl
HBr + Ba(OH)2 = BaBr2 + H2O =>
2 HBr + Ba(OH)2 = BaBr2 + 2 H2O
Mn(OH)2 + Br2 = MnO2 + HBr =>
Mn(OH)2 + Br2 = MnO2 + 2 HBr
BaCO3 + H3BO3 + Na2CO3 = Na2BaB2O5 + H2O + CO2 =>
BaCO3 + 2 H3BO3 + Na2CO3 = Na2BaB2O5 + 3 H2O + 2 CO2
KMnO4 + H2SO4 + KNO2 = H2O + K2SO4 + KNO3 + MnSO4 =>
2 KMnO4 + 3 H2SO4 + 5 KNO2 = 3 H2O + K2SO4 + 5 KNO3 + 2 MnSO4
C7H6O2 + CH4 = C8H8O2 + H2O =>
14 C7H6O2 + 6 CH4 = 13 C8H8O2 + 2 H2O
VO2{+} + Zn + H{+} = V0{+2} + Zn{+2} + H2O =>
2 VO2{+} + 3 Zn + 8 H{+} = 2 V0{+2} + 3 Zn{+2} + 4 H2O
Al(s) = Al3 =>
3 Al(s) = Al3
Fe(NO3)3 = Fe203 + NO2 + O2 =>
406 Fe(NO3)3 = 2 Fe203 + 1218 NO2 + 609 O2
KCl + Br2 = BrCl + K =>
2 KCl + Br2 = 2 BrCl + 2 K
FeCl3 + NaHCO3 = Fe(HCO3)3 + NaCl =>
FeCl3 + 3 NaHCO3 = Fe(HCO3)3 + 3 NaCl
Mg(OH)2 + CuSO4 = MgSO4 + Cu(OH)2 =>
Mg(OH)2 + CuSO4 = MgSO4 + Cu(OH)2
Mg2Si + Cl2 = MgCl2 + Si =>
Mg2Si + 2 Cl2 = 2 MgCl2 + Si
C2H5OH + I2 + NaOH = CHI3 + NaI + H2O =>
C2H5OH + 4 I2 + 2 NaOH = 2 CHI3 + 2 NaI + 3 H2O
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