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2 Na + 2 H20O = 2 NaOH + 19 H2
H2SO4 + Fe(OH)3 = Fe2(SO4)3 + H2O =>
3 H2SO4 + 2 Fe(OH)3 = Fe2(SO4)3 + 6 H2O
C6H6 + H2O = CO2 + H2 =>
C6H6 + 12 H2O = 6 CO2 + 15 H2
CaZnO2 + H2SO4 = CaSO4 + ZnSO4 + H2O =>
CaZnO2 + 2 H2SO4 = CaSO4 + ZnSO4 + 2 H2O
NaCl(aq) + Hg2(C2H3O2)2(aq) = Na(C2H3O2)(aq) + Hg2Cl2(aq) =>
2 NaCl(aq) + Hg2(C2H3O2)2(aq) = 2 Na(C2H3O2)(aq) + Hg2Cl2(aq)
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
C9H20 + O2 = CO2 + H2O =>
C9H20 + 14 O2 = 9 CO2 + 10 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
NaBr + Cl2 = Na + ClBr2 =>
4 NaBr + Cl2 = 4 Na + 2 ClBr2
NH3 + HClO4 = NHClO4 + H2 =>
2 NH3 + 2 HClO4 = 2 NHClO4 + 3 H2
H2SeO3 + SO2 = Se + H2SO5 =>
H2SeO3 + SO2 = Se + H2SO5
HOH = H2 + O2 =>
2 HOH = 2 H2 + O2
Bi(NO3)3 + ammoniumhydroxide = Bi(OH)3 + ammoniumnitrate =>
Bi(NO3)3 + 3 NH4OH = Bi(OH)3 + 3 NH4NO3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HCNO + KOH = H2O + CNOK =>
HCNO + KOH = H2O + CNOK
H3PO4 + CuO = Cu3(PO4)2 + H2O =>
2 H3PO4 + 3 CuO = Cu3(PO4)2 + 3 H2O
BaO + H3PO4 = Ba3(PO4)2 + H2O =>
3 BaO + 2 H3PO4 = Ba3(PO4)2 + 3 H2O
Al + KOH + H2SO4 = KAl(SO4)2 + (H2O)12 + H2 =>
12 Al + 12 KOH + 24 H2SO4 = 12 KAl(SO4)2 + (H2O)12 + 18 H2
H2SO3 + NaOH = Na2SO3 + H2O =>
H2SO3 + 2 NaOH = Na2SO3 + 2 H2O
K2CO3 + CH3COOH = CO2 + H2O + K2CH3C00 =>
8 K2CO3 + 13 CH3COOH = 18 CO2 + 14 H2O + 8 K2CH3C00
NaOH + Zn = Na2Zn2O2 + H2 =>
2 NaOH + 2 Zn = Na2Zn2O2 + H2
H2SO4 + NaCl + KMnO4 + H3PO4 = Cl2 + MnSO4 + K3PO4 + H2O + Na2SO4 =>
21 H2SO4 + 30 NaCl + 6 KMnO4 + 2 H3PO4 = 15 Cl2 + 6 MnSO4 + 2 K3PO4 + 24 H2O + 15 Na2SO4
FeI3 + CuOH = Fe(OH)3 + CuI =>
FeI3 + 3 CuOH = Fe(OH)3 + 3 CuI
HCOH + Cu(OH)2 = Cu2O + CO2 + H2O =>
HCOH + 4 Cu(OH)2 = 2 Cu2O + CO2 + 5 H2O
C5H12O + Cr2O7 = C5H10O + Cr + H2O =>
7 C5H12O + Cr2O7 = 7 C5H10O + 2 Cr + 7 H2O
K2CO3 + HNO3 = K2NO3 + HCO3 =>
K2CO3 + HNO3 = K2NO3 + HCO3
X + Z2 = X3Z4 =>
3 X + 2 Z2 = X3Z4
CuO + Sn = SnO2 + Cu =>
2 CuO + Sn = SnO2 + 2 Cu
H2 + SO2 = H2S + H2O =>
3 H2 + SO2 = H2S + 2 H2O
CH3CH2CO2OH + O3 = CO2 + H2O =>
CH3CH2CO2OH + 2 O3 = 3 CO2 + 3 H2O
Cu(NO3)2 + KI = CuI + I2 + KNO3 =>
2 Cu(NO3)2 + 4 KI = 2 CuI + I2 + 4 KNO3
Magnesium + S = MgS =>
Mg + S = MgS
Na2S2O8 + Na2S + H2O = NaHSO4 + Na2SO4 =>
4 Na2S2O8 + Na2S + 4 H2O = 8 NaHSO4 + Na2SO4
Ca2Al3Si3O12(OH) + SiO2 = CaAl2Si2O8 + Ca3Al2Si3O12 + H2O =>
4 Ca2Al3Si3O12(OH) + SiO2 = 5 CaAl2Si2O8 + Ca3Al2Si3O12 + 2 H2O
CuCl2 + KI = CuCl + KCl + I2 =>
2 CuCl2 + 2 KI = 2 CuCl + 2 KCl + I2
CH3CH2OH + CUO = CH3COOH + H2 + CU =>
CH3CH2OH + CUO = CH3COOH + H2 + CU
H2 + SO2 = H2S + H2O =>
3 H2 + SO2 = H2S + 2 H2O
Cu + KNO3 + HCl = Cu(NO3)2 + KCl + N2O + H2O =>
4 Cu + 10 KNO3 + 10 HCl = 4 Cu(NO3)2 + 10 KCl + N2O + 5 H2O
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
C4H8(OH)2 + O2 = CO2 + H2O =>
2 C4H8(OH)2 + 11 O2 = 8 CO2 + 10 H2O
Al(s) + NiSO4 = Al2(SO4)3 + Ni =>
2 Al(s) + 3 NiSO4 = Al2(SO4)3 + 3 Ni
KOH + Zn(CH3COO)2 = K(CH3COO)2 + Zn(OH) =>
KOH + Zn(CH3COO)2 = K(CH3COO)2 + Zn(OH)
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Zn(OH)2 + H3PO4 = Zn3(PO4)2 + H2O =>
3 Zn(OH)2 + 2 H3PO4 = Zn3(PO4)2 + 6 H2O
Na3PO4 + Ti2(SO4)4 = Na2SO4 + Ti3(PO4)4 =>
8 Na3PO4 + 3 Ti2(SO4)4 = 12 Na2SO4 + 2 Ti3(PO4)4
Na3PO4 + Sr(CIO3)2 = Sr3(PO4)2 + NaCIO3 =>
2 Na3PO4 + 3 Sr(CIO3)2 = Sr3(PO4)2 + 6 NaCIO3
NaBr + CaI2 = NaI + CaBr2 =>
2 NaBr + CaI2 = 2 NaI + CaBr2
Au2O + Au2O3 = Au4O4 =>
Au2O + Au2O3 = Au4O4
Mn(O)2 + HCl = MnCl2 + Cl2 + H2O =>
Mn(O)2 + 4 HCl = MnCl2 + Cl2 + 2 H2O
N2 + NO2 = N2O2 =>
N2 + 2 NO2 = 2 N2O2
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