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2 K2Cr2O7(s) + 2 H2O(l) + 3 S(s) = 3 SO2(g) + 4 KOH(s) + 2 Cr2O3(s)
HSiCl3 + H2O = H10Si10O15 + HCl =>
10 HSiCl3 + 15 H2O = H10Si10O15 + 30 HCl
Mg(s)HCl(AQ) = Mg(AQ)HCl(g) =>
Mg(s)HCl(AQ) = Mg(AQ)HCl(g)
HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O
La2(C2O4)3 = La2O3 + CO + CO2 =>
La2(C2O4)3 = La2O3 + 3 CO + 3 CO2
Pb(NO3)2(aq) + NaCl(aq) = PbCl2(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + 2 NaCl(aq) = PbCl2(s) + 2 NaNO3(aq)
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
CuNO32 = Cu + NO2 + O2 =>
CuNO32 = Cu + NO2 + 15 O2
K + Fe(NO3)3 = Fe + K(NO3)3 =>
K + Fe(NO3)3 = Fe + K(NO3)3
C15H32 = C6H12 + C3H8 =>
C15H32 = 2 C6H12 + C3H8
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Cu + HNO3 = (NO3)2Cu + N2O + H2O =>
4 Cu + 10 HNO3 = 4(NO3)2Cu + N2O + 5 H2O
HI + NH4(OH) = NH4I + H2O =>
HI + NH4(OH) = NH4I + H2O
FeN + CaO = Fe2O3 + Ca3N2 =>
2 FeN + 3 CaO = Fe2O3 + Ca3N2
Al + Fe2O3 = Fe + Al2O3 =>
2 Al + Fe2O3 = 2 Fe + Al2O3
HgI2 = Hg + I =>
HgI2 = Hg + 2 I
C12H22 + O11(s) = CO2(g) + H2O(g) =>
11 C12H22 + 35 O11(s) = 132 CO2(g) + 121 H2O(g)
CuO + Hydrogen = Copper + Water =>
CuO + H2 = Cu + H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Na + SO2 = Na4SO2 =>
4 Na + SO2 = Na4SO2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
HNO2 = H2O + NO2 + NO =>
2 HNO2 = H2O + NO2 + NO
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Li2CrO4 + MnF4 = Mn(CrO4)2 + LiF =>
2 Li2CrO4 + MnF4 = Mn(CrO4)2 + 4 LiF
Zn + MnO2 + NH4Cl = ZnCl2 + Mn2O3 + NH3 + H2O =>
Zn + 2 MnO2 + 2 NH4Cl = ZnCl2 + Mn2O3 + 2 NH3 + H2O
Al2O3(s) + H2So4(aq) = Al2(So4)3(aq) + H2O(l) =>
Al2O3(s) + 3 H2So4(aq) = Al2(So4)3(aq) + 3 H2O(l)
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
CH3CHNH2CH3 + NaOH = CH3CHNH3CH3 + NaO =>
CH3CHNH2CH3 + NaOH = CH3CHNH3CH3 + NaO
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
AlCl + NaC = AlC + NaCl =>
AlCl + NaC = AlC + NaCl
Ag + HNO3 = Ag(NO3)2 + NH4NO3 + H2O =>
4 Ag + 10 HNO3 = 4 Ag(NO3)2 + NH4NO3 + 3 H2O
C6H10 + O2 = CO2 + H2O =>
2 C6H10 + 17 O2 = 12 CO2 + 10 H2O
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
NH3 + H3PO4 = (NH4)3PO4 =>
3 NH3 + H3PO4 = (NH4)3PO4
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
AgNO3 + NaBr = AgBr + NaNO3 =>
AgNO3 + NaBr = AgBr + NaNO3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
H2 + Co2O3 = H2O + Co3O4 =>
H2 + 3 Co2O3 = H2O + 2 Co3O4
NI3 = N2 + I2 =>
2 NI3 = N2 + 3 I2
C7H9 + HNO3 = C7H6(NO2)3 + H2O =>
C7H9 + 3 HNO3 = C7H6(NO2)3 + 3 H2O
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
Cr2O3 + HNO3 = Cr(NO3)3 + H2O =>
Cr2O3 + 6 HNO3 = 2 Cr(NO3)3 + 3 H2O
C7H8O + C4H6O3 = C6H5CH2OCOCH3 + CH3COOH =>
C7H8O + C4H6O3 = C6H5CH2OCOCH3 + CH3COOH
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Na2B4O7 + CuSO4 + H2O = H3BO3 + CuOHBO2 + Na2SO4 =>
Na2B4O7 + CuSO4 + 5 H2O = 3 H3BO3 + CuOHBO2 + Na2SO4
Ti(s) + O2(g) = TiO2 =>
Ti(s) + O2(g) = TiO2
F2 + SrCl2 = SrF2 + Cl2 =>
F2 + SrCl2 = SrF2 + Cl2
C2H5NH2 + H3O = C2H5NH3 + H2O =>
C2H5NH2 + H3O = C2H5NH3 + H2O
F4ClSO4H + Br2 = F4ClSO4{-} + Br{+5} + H2 =>
10 F4ClSO4H + Br2 = 10 F4ClSO4{-} + 2 Br{+5} + 5 H2
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