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8 H2 + S8 = 8 H2S
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
NaHCO3 + Ba(OH)2 = Na2CO3 + BaCO3 + H2O =>
2 NaHCO3 + Ba(OH)2 = Na2CO3 + BaCO3 + 2 H2O
Fe3O4 + H2O = Fe2O3 + H2 =>
2 Fe3O4 + H2O = 3 Fe2O3 + H2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
I2 + KNO3 + HCl = KIO3 + NO + KCl + H2O =>
3 I2 + 10 KNO3 + 4 HCl = 6 KIO3 + 10 NO + 4 KCl + 2 H2O
U3O8 + HNO3 = H2O + NO2 + UO2(NO3)2 =>
U3O8 + 8 HNO3 = 4 H2O + 2 NO2 + 3 UO2(NO3)2
AgNO3 + Pb(NO3)2 = AgPb + NO3 =>
AgNO3 + Pb(NO3)2 = AgPb + 3 NO3
Al(HCO3)3(s) = Al2O3(s) + CO2(g) + H2O(g) =>
2 Al(HCO3)3(s) = Al2O3(s) + 6 CO2(g) + 3 H2O(g)
Ba(CH3COO)2 + K2Cr2O7 = BaCr2O7 + KCH3COO =>
Ba(CH3COO)2 + K2Cr2O7 = BaCr2O7 + 2 KCH3COO
KOH + H2O2 = K2(OH)4 =>
2 KOH + H2O2 = K2(OH)4
CO2 + NH3 = OC(NH2)2 + H2O =>
CO2 + 2 NH3 = OC(NH2)2 + H2O
Co(NO3)2 + NH4OH = Co(OH)2 + NH4NO3 =>
Co(NO3)2 + 2 NH4OH = Co(OH)2 + 2 NH4NO3
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
CO2 + NH3 = OC(NH2)2 + H2O =>
CO2 + 2 NH3 = OC(NH2)2 + H2O
Zn2 + H3PO4 = Zn3(PO4)2 + H2 =>
3 Zn2 + 4 H3PO4 = 2 Zn3(PO4)2 + 6 H2
Cu2S + O2 = Cu2O + SO2 =>
2 Cu2S + 3 O2 = 2 Cu2O + 2 SO2
Fe3O4 + H2O = Fe(OH)2 + Fe(OH)3 =>
Fe3O4 + 4 H2O = Fe(OH)2 + 2 Fe(OH)3
KOH + H2O2 = K2(OH)4 =>
2 KOH + H2O2 = K2(OH)4
CaF2 + AlCl3 = CaCl2 + AlF3 =>
3 CaF2 + 2 AlCl3 = 3 CaCl2 + 2 AlF3
H2S + NO3{-} + H2O = NH4{+} + HSO4{-} + OH{-} =>
H2S + NO3{-} + 2 H2O = NH4{+} + HSO4{-} + OH{-}
NO = N2 + O2 =>
2 NO = N2 + O2
CuC12 + Al = AlC13 + Cu =>
13 CuC12 + 12 Al = 12 AlC13 + 13 Cu
Fe + HJ = FeJ2 + H2 =>
Fe + 2 HJ = FeJ2 + H2
NHO3 + NO = H2O + NO2 =>
2 NHO3 + NO = H2O + 3 NO2
NaCl + CH3CH2OH = CH3CH2Cl + NaOH =>
NaCl + CH3CH2OH = CH3CH2Cl + NaOH
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
Ca(ClO3)2 + KOH = Ca(OH)2 + KClO3 =>
Ca(ClO3)2 + 2 KOH = Ca(OH)2 + 2 KClO3
HCl + Na2SO4 = NaCl + H2SO4 =>
2 HCl + Na2SO4 = 2 NaCl + H2SO4
C5H8 + H2 = C5H11 =>
2 C5H8 + 3 H2 = 2 C5H11
K2MnO4 + CO2 = MnO2 + K2CO3 + KMnO4 =>
3 K2MnO4 + 2 CO2 = MnO2 + 2 K2CO3 + 2 KMnO4
FeCl3 + AlSO4 = AlCl3 + FeSO4 =>
FeCl3 + AlSO4 = AlCl3 + FeSO4
NaB3H8 = NaB6H6 + NaBH4 + H2 =>
5 NaB3H8 = 2 NaB6H6 + 3 NaBH4 + 8 H2
Li + AlCl3 = LiCl + Al =>
3 Li + AlCl3 = 3 LiCl + Al
Bi(OH)3 + Sn(OH)3{-} = Sn(OH)6{-}2 + Bi =>
Bi(OH)3 + Sn(OH)3{-} = Sn(OH)6{-}2 + Bi
CuCI + Zn = Cu + ZnCI =>
CuCI + Zn = Cu + ZnCI
Ba(OH)2 + HF = Ba + F + H2O =>
Ba(OH)2 + 2 HF = Ba + 2 F + 2 H2O
C8H18 + O2 = CO + H2O =>
2 C8H18 + 17 O2 = 16 CO + 18 H2O
Cd + HNO3 = H2 + Cd(NO3)2 =>
Cd + 2 HNO3 = H2 + Cd(NO3)2
LiOH + CO2 = Li2CO3 + H2O =>
2 LiOH + CO2 = Li2CO3 + H2O
C106H263O110N16P + O2 = CO2 + HNO3 + H3PO4 + H2O =>
C106H263O110N16P + 138 O2 = 106 CO2 + 16 HNO3 + H3PO4 + 122 H2O
Ca(HCO3)2 + NH3 = CaCO3 + (NH4)2CO3 =>
Ca(HCO3)2 + 2 NH3 = CaCO3 + (NH4)2CO3
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Na2CO3 + NaOH = Na(CO3)2 + Na2(OH) =>
2 Na2CO3 + 3 NaOH = Na(CO3)2 + 3 Na2(OH)
NO2 + P = N2 + P2O5 =>
10 NO2 + 8 P = 5 N2 + 4 P2O5
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
AuS = Au + S =>
AuS = Au + S
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