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2 HCHO + NaOH = CH3OH + NaHCOO
Ba + N2 + O2 = Ba(NO3)2 =>
Ba + N2 + 3 O2 = Ba(NO3)2
CH3NH3ClH2O = CH3NH2ClH3O =>
CH3NH3ClH2O = CH3NH2ClH3O
H3BO3 + PCl5 = POCl3 + HCl + B2O3 =>
2 H3BO3 + 3 PCl5 = 3 POCl3 + 6 HCl + B2O3
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
Na + HClO3 = NaClO3 + H2 =>
2 Na + 2 HClO3 = 2 NaClO3 + H2
CuFeS2 + O2 = CuS + SO2 + FeO =>
2 CuFeS2 + 3 O2 = 2 CuS + 2 SO2 + 2 FeO
BaO + HNO3 = Ba(NO3)2 + H2O =>
BaO + 2 HNO3 = Ba(NO3)2 + H2O
K2Cr2O7 + NH3 + H2SO4 = K2SO3 + Cr2(SO4)3 + N2 + H2O =>
3 K2Cr2O7 + 8 NH3 + 12 H2SO4 = 3 K2SO3 + 3 Cr2(SO4)3 + 4 N2 + 24 H2O
ZnCl2 + AgNO3 = ZnAg + Cl2NO3 =>
ZnCl2 + AgNO3 = ZnAg + Cl2NO3
NH42SO4 + BaNO32 = NH42NO32 + BaSO4 =>
NH42SO4 + BaNO32 = NH42NO32 + BaSO4
C7H8O + NaOH = C7H6O + H2O + Na =>
C7H8O + 2 NaOH = C7H6O + 2 H2O + 2 Na
Ca(NO3)2 + AgBr = AgNO3 + CaBr2 =>
Ca(NO3)2 + 2 AgBr = 2 AgNO3 + CaBr2
CH5 + O2 = CO2 + H3O =>
6 CH5 + 11 O2 = 6 CO2 + 10 H3O
H2SO4 + NaOH + C20H14O4 = Na + H2CO3 + H2OS =>
10 H2SO4 + 26 NaOH + C20H14O4 = 26 Na + 20 H2CO3 + 10 H2OS
Ba(NO3)2 + MgSO4 = Mg + NO3 + BaSO4 =>
Ba(NO3)2 + MgSO4 = Mg + 2 NO3 + BaSO4
Na2S2O3 + H2SO4 = HSO3 + Na2S + SO4 =>
2 Na2S2O3 + H2SO4 = 2 HSO3 + 2 Na2S + SO4
CO2 + Na2O = CO3Na2 =>
CO2 + Na2O = CO3Na2
Ca + Cu(SO4) = Ca(SO4)2 + Cu =>
Ca + 2 Cu(SO4) = Ca(SO4)2 + 2 Cu
C6H12 = C3H6 =>
C6H12 = 2 C3H6
NH4HSO4 + NaOH = NH4OH + NaHSO4 =>
NH4HSO4 + NaOH = NH4OH + NaHSO4
Cr(oh)3 + Ca(oh)2 = CaCr(oh) =>
2 Cr(oh)3 + 3 Ca(oh)2 = 6 CaCr(oh)
HI(aq) + CaCO3(s) = HCO3 + CaI =>
HI(aq) + CaCO3(s) = HCO3 + CaI
Y2O3 + H2SO4 = Y2(SO4)3 + H2O =>
Y2O3 + 3 H2SO4 = Y2(SO4)3 + 3 H2O
Zn + NaOH + H2O = Na3[Zn(OH)6] + H2 =>
2 Zn + 6 NaOH + 6 H2O = 2 Na3[Zn(OH)6] + 3 H2
C2N2 + F2 = CF2 + NF3 =>
C2N2 + 5 F2 = 2 CF2 + 2 NF3
Mg8Fe2Si6 + Fe2O3 = Fe + Mg8Fe2Si5O20 + Si =>
3 Mg8Fe2Si6 + 20 Fe2O3 = 40 Fe + 3 Mg8Fe2Si5O20 + 3 Si
Cr(OH)3 + NH3*H2O = (Cr(NH3)6)(OH)3 + H2O =>
Cr(OH)3 + 6 NH3*H2O = (Cr(NH3)6)(OH)3 + 6 H2O
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
(NH4)2Be(CO3)2 + NaOH = NH3 + Be(OH)2*BeCO3 + H2O + Na2CO3 =>
2(NH4)2Be(CO3)2 + 6 NaOH = 4 NH3 + Be(OH)2*BeCO3 + 4 H2O + 3 Na2CO3
Ca(s) + N(g) = Ca3N2 =>
3 Ca(s) + 2 N(g) = Ca3N2
H2ClIF8 + Cu = CuIF8 + Cl2 + H2 =>
2 H2ClIF8 + 2 Cu = 2 CuIF8 + Cl2 + 2 H2
Br2 + O = Br2O5 =>
Br2 + 5 O = Br2O5
H3BO3 + CH4N2O = BN + CO2 + H2O =>
2 H3BO3 + CH4N2O = 2 BN + CO2 + 5 H2O
Br2O3 + KOH = KBr + KBrO3 + H2O =>
3 Br2O3 + 6 KOH = 2 KBr + 4 KBrO3 + 3 H2O
KNO3 = K2O + NO2 + O =>
2 KNO3 = K2O + 2 NO2 + O
NaOH + Ca(NO2)2 = Ca(OH)2 + NaNO2 =>
2 NaOH + Ca(NO2)2 = Ca(OH)2 + 2 NaNO2
N2O3 + Pb(OH)4 = Pb3(NO3)4 + H2O =>
2 N2O3 + 3 Pb(OH)4 = Pb3(NO3)4 + 6 H2O
C2O4 + I2 = CI2 + O2I =>
C2O4 + 3 I2 = 2 CI2 + 2 O2I
SO2 + Cl = SOCl2 + Cl2O =>
SO2 + 4 Cl = SOCl2 + Cl2O
HNO3 + HI = H2O + NO + I2 =>
2 HNO3 + 6 HI = 4 H2O + 2 NO + 3 I2
C2H5Cl + NaOH = C2H5OH + NaCl =>
C2H5Cl + NaOH = C2H5OH + NaCl
C6H12O6(s) + O2(g) = H2O(l) + CO2(g) =>
C6H12O6(s) + 6 O2(g) = 6 H2O(l) + 6 CO2(g)
N3O6 = N + O =>
N3O6 = 3 N + 6 O
C16H24 + SO4{2-} + H2O = HCO3{-} + H{+} + HS{-} =>
C16H24 + 11 SO4{2-} + 4 H2O = 16 HCO3{-} + 5 H{+} + 11 HS{-}
NaOH + Al2O3 + H2O = Na(Al(OH)4) =>
2 NaOH + Al2O3 + 3 H2O = 2 Na(Al(OH)4)
Fe2(SO4)3 = Fe(SO4) + SO4 =>
Fe2(SO4)3 = 2 Fe(SO4) + SO4
CI3CHO + NaOH = HCOONa + CHI3 =>
CI3CHO + NaOH = HCOONa + CHI3
Fe2(CO3) + HCl = CO2 + FeCl + H2O =>
Fe2(CO3) + 2 HCl = CO2 + 2 FeCl + H2O
Ce{+4} + As{+3} = Ce{+3} + As{+5} =>
2 Ce{+4} + As{+3} = 2 Ce{+3} + As{+5}
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