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Mg2Si + 2 H2SO4 = 2 MgSO4 + SiH4
B + O2 = B2O3 =>
4 B + 3 O2 = 2 B2O3
C2H3Cl3 + O2 = CO2 + HCl =>
C2H3Cl3 + 2 O2 = 2 CO2 + 3 HCl
B6H10 + O2 = B2H3 + H2O =>
4 B6H10 + O2 = 12 B2H3 + 2 H2O
C4H10(g) + O2(g) = CO2(g) + H2O(g) =>
2 C4H10(g) + 13 O2(g) = 8 CO2(g) + 10 H2O(g)
C4H10(g) + O2(g) = CO2(g) + H2O =>
2 C4H10(g) + 13 O2(g) = 8 CO2(g) + 10 H2O
HOOC(CH2)4COOH + NaOH = Na + OOC(CH2)4COONa + H2O =>
HOOC(CH2)4COOH + 2 NaOH = Na + OOC(CH2)4COONa + 2 H2O
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
KOH + Cr(OH)3 = K3(Cr(OH)6) =>
3 KOH + Cr(OH)3 = K3(Cr(OH)6)
HCOH + KMnO4 + H2SO4 = HCOOH + MnSO4 + K2SO4 + H2O =>
5 HCOH + 2 KMnO4 + 3 H2SO4 = 5 HCOOH + 2 MnSO4 + K2SO4 + 3 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Na2O + Fe = Na + FeO =>
Na2O + Fe = 2 Na + FeO
MnSO4 + Na2CO3 = MnCO3 + Na2SO4 =>
MnSO4 + Na2CO3 = MnCO3 + Na2SO4
MoS4{2-} + H2SO4 = Mo{2+} + SO4{2-} + H2S + S =>
MoS4{2-} + 2 H2SO4 = Mo{2+} + 2 SO4{2-} + 2 H2S + 2 S
C2H2 + Br = HBr + C =>
C2H2 + 2 Br = 2 HBr + 2 C
Al(s) + Pb(OH)2(aq) = Al(OH)3(aq) + Pb =>
2 Al(s) + 3 Pb(OH)2(aq) = 2 Al(OH)3(aq) + 3 Pb
MgCl2 + H2 = MgH2 + Cl2 =>
MgCl2 + H2 = MgH2 + Cl2
Mg0 + N205 = Mg(N03)2 =>
205 Mg0 + 6 N205 = 205 Mg(N03)2
(NH4)2U2O7 = U3O8 + NH3 + H2O + O2 =>
3(NH4)2U2O7 = 2 U3O8 + 6 NH3 + 3 H2O + O2
CuCl2HCl = CuClHCl2 =>
CuCl2HCl = CuClHCl2
P4S3(s) + O2(g) = P4O10(s) + SO2(g) =>
P4S3(s) + 8 O2(g) = P4O10(s) + 3 SO2(g)
CrO4{-2} + SO3{-2} + H2O = CrO2{-} + SO4{-2} + OH{-} =>
2 CrO4{-2} + 3 SO3{-2} + H2O = 2 CrO2{-} + 3 SO4{-2} + 2 OH{-}
Ca(OH)2 + HBr = CaBr + H(OH)2 =>
Ca(OH)2 + HBr = CaBr + H(OH)2
CO2 + H2O + CaSO4 = H2SO4 + CaCO3 =>
CO2 + H2O + CaSO4 = H2SO4 + CaCO3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Eu + HF = EuF3 + H2 =>
2 Eu + 6 HF = 2 EuF3 + 3 H2
NaNO2 + H2SO4 + C4H9OH = C4H9NO2 + Na2SO4 + H2O =>
2 NaNO2 + H2SO4 + 2 C4H9OH = 2 C4H9NO2 + Na2SO4 + 2 H2O
Methane + Cl2 = Hydrogenchloride + CCl4 =>
CH4 + 4 Cl2 = 4 HCl + CCl4
ZnNO3 + NaBr = ZnBr + NaNO3 =>
ZnNO3 + NaBr = ZnBr + NaNO3
NH4NO3 + CH3COOH = NH4 + HNO3 + CH2COO =>
2 NH4NO3 + CH3COOH = 2 NH4 + 2 HNO3 + CH2COO
CH3NH2 + CO2 + H2O = [CH3NH3]2CO3 =>
2 CH3NH2 + CO2 + H2O = [CH3NH3]2CO3
C6H5CH2OH + KMnO4 = C6H5CO2K + KOH + H2O + MnO2 =>
3 C6H5CH2OH + 4 KMnO4 = 3 C6H5CO2K + KOH + 4 H2O + 4 MnO2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Sr2I2 = SrI =>
Sr2I2 = 2 SrI
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Fe(OH)2 + CaSO4 = FeSO4 + Ca(OH)2 =>
Fe(OH)2 + CaSO4 = FeSO4 + Ca(OH)2
HClC6H5NH2 = C6H5NH2ClH =>
HClC6H5NH2 = C6H5NH2ClH
CsOH + Al + H2O = Cs2(Al(OH)4) + H2 =>
2 CsOH + Al + 2 H2O = Cs2(Al(OH)4) + H2
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
NaOH + H2SO = NaOHH2SO =>
NaOH + H2SO = NaOHH2SO
Fe{2+} + HCl = H{+} + FeCl2 =>
Fe{2+} + 2 HCl = 2 H{+} + FeCl2
Br2 + CO2 = Br2CO2 =>
Br2 + CO2 = Br2CO2
NH2CH2COOH + CH3OH = NH2CH2COOCH3 + H2O =>
NH2CH2COOH + CH3OH = NH2CH2COOCH3 + H2O
KOH + B(NO3)3 = KNO3 + B(OH)3 =>
3 KOH + B(NO3)3 = 3 KNO3 + B(OH)3
PbS + O2 = Pb2O2 + SO2 =>
2 PbS + 3 O2 = Pb2O2 + 2 SO2
MgCl2 + Li2CO3 = MgCO3 + LiCl =>
MgCl2 + Li2CO3 = MgCO3 + 2 LiCl
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
MnO2(s) + Al(s) = Mn(l) + Al2O3(s) =>
3 MnO2(s) + 4 Al(s) = 3 Mn(l) + 2 Al2O3(s)
NaHCO3 + CO2 = NaHC2O5 =>
NaHCO3 + CO2 = NaHC2O5
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