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SeO2 + 4 NaOH = Se(OH)4 + 2 Na2O
ZnO + Al = Al2O3 + Zn =>
3 ZnO + 2 Al = Al2O3 + 3 Zn
Ga + Au2SO4 = Au + Ga2(SO4)3 =>
2 Ga + 3 Au2SO4 = 6 Au + Ga2(SO4)3
CH3COOH + Mg(OH)2 = (CH3COO)2Mg + H2O =>
2 CH3COOH + Mg(OH)2 = (CH3COO)2Mg + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
K + MgN = Mg + KN =>
K + MgN = Mg + KN
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
ZnOH + HS4O = ZnS4O + HOH =>
ZnOH + HS4O = ZnS4O + HOH
Al(s) + HCl = AlCl3(aq) + H2(g) =>
2 Al(s) + 6 HCl = 2 AlCl3(aq) + 3 H2(g)
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
As2S3 + K2CO3 + KNO3 = K3AsO4 + K2SO4 + NO + CO2 =>
3 As2S3 + 4 K2CO3 + 28 KNO3 = 6 K3AsO4 + 9 K2SO4 + 28 NO + 4 CO2
Fe(NO3)3 + KCH3COO = Fe(CH3COO)3 + K(NO3) =>
Fe(NO3)3 + 3 KCH3COO = Fe(CH3COO)3 + 3 K(NO3)
C6H12 + H2SO4 = SO2 + C + H2O =>
C6H12 + 6 H2SO4 = 6 SO2 + 6 C + 12 H2O
K2SO4 + ZnS = ZnSO4 + K2S =>
K2SO4 + ZnS = ZnSO4 + K2S
H2SO4 + CuOH = Cu2SO4 + H2O =>
H2SO4 + 2 CuOH = Cu2SO4 + 2 H2O
CH3CH2CH2COOCH2CH3 + H2O = CH3OH + CH3CH2CH2COOCH3 =>
CH3CH2CH2COOCH2CH3 + H2O = CH3OH + CH3CH2CH2COOCH3
Ba(OH)2(aq) + HCl(aq) = BaCl2(aq) + H2O(l) =>
Ba(OH)2(aq) + 2 HCl(aq) = BaCl2(aq) + 2 H2O(l)
SrCO3 + HNO3 = CO2 + H2O + Sr(NO3)2 =>
SrCO3 + 2 HNO3 = CO2 + H2O + Sr(NO3)2
Na2CO3(s) + HNO3 = NaNO3 + CO2 + H2O =>
Na2CO3(s) + 2 HNO3 = 2 NaNO3 + CO2 + H2O
HC2H3O2 + LiHSO3 = H2O + SO2 + LiC2H3O2 =>
HC2H3O2 + LiHSO3 = H2O + SO2 + LiC2H3O2
Sr(CO3) + HNO3 = Sr(NO3)2 + CO2 + H2O =>
Sr(CO3) + 2 HNO3 = Sr(NO3)2 + CO2 + H2O
Fe + CuCl2 = FeCl2 + Cu =>
Fe + CuCl2 = FeCl2 + Cu
Cr + Ni = CrNi =>
Cr + Ni = CrNi
Zn + SO4Cu = ZnSO4 + Cu =>
Zn + SO4Cu = ZnSO4 + Cu
KClO3(s) = KCl(s) + O2(g) =>
2 KClO3(s) = 2 KCl(s) + 3 O2(g)
C13H26 + O2 = H2O + CO2 =>
2 C13H26 + 39 O2 = 26 H2O + 26 CO2
H2SiCl2 + H2O = H8Si4O4 + HCl =>
4 H2SiCl2 + 4 H2O = H8Si4O4 + 8 HCl
C + H + O = C6H12O6 =>
6 C + 12 H + 6 O = C6H12O6
C4H9Cl + NaOC2H5 = C4H8 + C2H5OH + NaCl =>
C4H9Cl + NaOC2H5 = C4H8 + C2H5OH + NaCl
ZrOCl2*7H2O = ZrOCl2*4H2O + H2O =>
ZrOCl2*7H2O = ZrOCl2*4H2O + 3 H2O
CoCl2 + NH3 + H2O = Co(OH)Cl + NH4 + Cl =>
CoCl2 + NH3 + H2O = Co(OH)Cl + NH4 + Cl
BaS + PtF2 = BaF2 + PtS =>
BaS + PtF2 = BaF2 + PtS
C6H5SO2NHNa + Cl2 + NaOH = C6H5SO2NClNa + NaCl + H2O =>
C6H5SO2NHNa + Cl2 + NaOH = C6H5SO2NClNa + NaCl + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NO2 = N + O2 =>
NO2 = N + O2
Cr2O7{-2} + H{+} + I{-} = Cr{+3} + I2 + H2O =>
Cr2O7{-2} + 14 H{+} + 6 I{-} = 2 Cr{+3} + 3 I2 + 7 H2O
Cu + AgNO3 = CuNO3 + Ag =>
Cu + AgNO3 = CuNO3 + Ag
Zr + Br2 = ZrBr2 =>
Zr + Br2 = ZrBr2
CaC2 + H2O + CO2 = Ca(OH)2 + CH2CHCO2H =>
6 CaC2 + 16 H2O + 3 CO2 = 6 Ca(OH)2 + 5 CH2CHCO2H
NaBrO2 + Br2 = BrO2 + NaBr =>
2 NaBrO2 + Br2 = 2 BrO2 + 2 NaBr
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H2SO4 + K(OH) + Na(OH) = KNaSO4 + H2O =>
H2SO4 + K(OH) + Na(OH) = KNaSO4 + 2 H2O
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
CH3CHO + HCHO + NH3 = C5H5N + H2O =>
CH3CHO + 3 HCHO + NH3 = C5H5N + 4 H2O
FeSO4 + Ca(OH)2 + O2 = Fe2O3 + CaSO4 + H2O =>
4 FeSO4 + 4 Ca(OH)2 + O2 = 2 Fe2O3 + 4 CaSO4 + 4 H2O
Zn + KOH + KNO3 + H2O = NH3 + K2Zn(OH)4 = Zn + KOH + KNO3 + H2O = NH3 + K2Zn(OH)4 =>
4 Zn + 7 KOH + KNO3 + 6 H2O = NH3 + 4 K2Zn(OH)4
Cl + As + H2O = H3AsO4 + HCl =>
5 Cl + As + 4 H2O = H3AsO4 + 5 HCl
CaCO3 + HCH3COO = Ca(CH3COO)2 + H2CO3 =>
CaCO3 + 2 HCH3COO = Ca(CH3COO)2 + H2CO3
Br2 + KOH = KBr + KBrO3 + H2O =>
3 Br2 + 6 KOH = 5 KBr + KBrO3 + 3 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
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