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3 H2 + 4 NaOH = 2 Na2H + 4 H2O
C10H12 + KMnO4 + H2SO4 = C9H6O5 + K2SO4 + MnSO4 + H2O =>
45 C10H12 + 148 KMnO4 + 222 H2SO4 = 50 C9H6O5 + 74 K2SO4 + 148 MnSO4 + 342 H2O
NH3 + CO2 = CO(NH2)2 + H2O =>
2 NH3 + CO2 = CO(NH2)2 + H2O
CH3CH(OH)COOH + Na2CO3 = CH3CH(OH)COONa + CO2 + H2O =>
2 CH3CH(OH)COOH + Na2CO3 = 2 CH3CH(OH)COONa + CO2 + H2O
CO + H2 = C8H18 + H2O =>
8 CO + 17 H2 = C8H18 + 8 H2O
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
LiNO3 + CaBr2 = Ca(NO3)2 + LiBr =>
2 LiNO3 + CaBr2 = Ca(NO3)2 + 2 LiBr
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
AgCH3COO + Al2(SO4)3 = Ag2SO4 + Al(CH3COO)3 =>
6 AgCH3COO + Al2(SO4)3 = 3 Ag2SO4 + 2 Al(CH3COO)3
O{2-} + F2 = O2 + F{-} =>
2 O{2-} + 2 F2 = O2 + 4 F{-}
C6H12O6 = CH3CH2OH + CO2 =>
C6H12O6 = 2 CH3CH2OH + 2 CO2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Mn + H2SO4 = MnSO4 + S + H2O =>
3 Mn + 4 H2SO4 = 3 MnSO4 + S + 4 H2O
NiCl2(aq) + NaOH(aq) = NaCl2(aq) + NiOH(aq) =>
NiCl2(aq) + NaOH(aq) = NaCl2(aq) + NiOH(aq)
MgCO3 + K = K2CO3 + Mg =>
MgCO3 + 2 K = K2CO3 + Mg
FeCl2 + KClO + H2O = Fe(OH)3 + HCl + KOH =>
2 FeCl2 + KClO + 6 H2O = 2 Fe(OH)3 + 5 HCl + KOH
Xe + F2 = XeF6 =>
Xe + 3 F2 = XeF6
Cr2O7{-2} + C2O4{-2} + H{+} = Cr{+3} + CO2 + H2O =>
Cr2O7{-2} + 3 C2O4{-2} + 14 H{+} = 2 Cr{+3} + 6 CO2 + 7 H2O
Pb(CH3COO)2 + NaOH = PbO + CH3COONa + H2O =>
Pb(CH3COO)2 + 2 NaOH = PbO + 2 CH3COONa + H2O
HB = H2B2 =>
2 HB = H2B2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Cu + S8 = CuS =>
8 Cu + S8 = 8 CuS
C10H12 + KMnO4 + H2SO4 = C9H6O5 + K2SO4 + MnSO4 + H2O =>
45 C10H12 + 148 KMnO4 + 222 H2SO4 = 50 C9H6O5 + 74 K2SO4 + 148 MnSO4 + 342 H2O
MgO + H2O = Mg(OH)2 =>
MgO + H2O = Mg(OH)2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
FeCl3 + KOH = Fe(OH)3 + KCl =>
FeCl3 + 3 KOH = Fe(OH)3 + 3 KCl
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CuSO4 + HCl = CuCl2 + H2SO4 =>
CuSO4 + 2 HCl = CuCl2 + H2SO4
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
MgCl2 + NaOH = NaCl + Mg(OH)2 =>
MgCl2 + 2 NaOH = 2 NaCl + Mg(OH)2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
C10H8 + O2 = CO2 + H2O =>
C10H8 + 12 O2 = 10 CO2 + 4 H2O
C3H7NO2 + H2O = CO2 + CH4 + NH3 =>
2 C3H7NO2 + 2 H2O = 3 CO2 + 3 CH4 + 2 NH3
MgCl2 + (NH4)2CO3 = MgCO3 + NH4Cl =>
MgCl2 + (NH4)2CO3 = MgCO3 + 2 NH4Cl
H3O + CO2 = CH3OH + O2 =>
8 H3O + 6 CO2 = 6 CH3OH + 7 O2
Mg + KNO3 = MgO + K + N =>
3 Mg + KNO3 = 3 MgO + K + N
Al2Fe3 + HCl = AlCl3 + FeH2 =>
Al2Fe3 + 6 HCl = 2 AlCl3 + 3 FeH2
Ca3N2 + H2O = Ca(OH)2 + NH3 =>
Ca3N2 + 6 H2O = 3 Ca(OH)2 + 2 NH3
C10H14O8N2Na2 + CaCl2 = CaC10H14O8N2 + NaCl =>
C10H14O8N2Na2 + CaCl2 = CaC10H14O8N2 + 2 NaCl
(NH4)2SO4 + H2SO4 = NH4HSO4 =>
(NH4)2SO4 + H2SO4 = 2 NH4HSO4
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
CuSO4 = CuO + SO3 =>
CuSO4 = CuO + SO3
U + F2 = UF6 =>
U + 3 F2 = UF6
NH4Cl + I2 = NH4I + Cl =>
2 NH4Cl + I2 = 2 NH4I + 2 Cl
Zr + N = Zr3N4 =>
3 Zr + 4 N = Zr3N4
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
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