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Na2SO3 + 3 K2S + 6 HCl = Na2S + 3 S + 6 KCl + 3 H2O
Fe + S = FeS =>
Fe + S = FeS
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
CH3NH2 + H2SO4 = CH3NH3{+} + HSO4{-} =>
CH3NH2 + H2SO4 = CH3NH3{+} + HSO4{-}
NaHCO3 + KMnO4 = NaMnO4 + KHCO3 =>
NaHCO3 + KMnO4 = NaMnO4 + KHCO3
C6H12 + O2 = H10C6O4 + H2O =>
2 C6H12 + 5 O2 = 2 H10C6O4 + 2 H2O
SO2 + Ba(OH)2 = BaSO3 + H2O =>
SO2 + Ba(OH)2 = BaSO3 + H2O
Pb2(SO4)4 + Li3N = Pb3N4 + Li2SO4 =>
3 Pb2(SO4)4 + 8 Li3N = 2 Pb3N4 + 12 Li2SO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
KMnO4 + Mn(CH3COO)2 + H2O = MnO2 + KCH3COO + CH3COOH =>
2 KMnO4 + 3 Mn(CH3COO)2 + 2 H2O = 5 MnO2 + 2 KCH3COO + 4 CH3COOH
HCl + CaO = CaCl2H2O =>
2 HCl + CaO = CaCl2H2O
Br2 + HCl = BrCl + H2 =>
Br2 + 2 HCl = 2 BrCl + H2
Zn(s) + HCl(aq) = ZnCl2(saq) + H2(g) =>
Zn(s) + 2 HCl(aq) = ZnCl2(saq) + H2(g)
Fe(OH)2 + FeSO4 + H2O = Fe(OH)3 + FeS =>
8 Fe(OH)2 + FeSO4 + 4 H2O = 8 Fe(OH)3 + FeS
H2CO + H2O = HCOOH + H2 =>
H2CO + H2O = HCOOH + H2
Zn(NO3)2*6H2O + CH4N2O = ZnO + H2O + CO2 + N2 =>
3 Zn(NO3)2*6H2O + 5 CH4N2O = 3 ZnO + 28 H2O + 5 CO2 + 8 N2
Pb2(SO4)4 + Li3N = Pb3N4 + Li2SO4 =>
3 Pb2(SO4)4 + 8 Li3N = 2 Pb3N4 + 12 Li2SO4
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
FeCl3 + KSCN(ac) = K3[Fe(SCN)6](ac) + KCl(ac) =>
FeCl3 + 6 KSCN(ac) = K3[Fe(SCN)6](ac) + 3 KCl(ac)
NaSiO3 + H2 = H2SiO3 + Na2 =>
2 NaSiO3 + 2 H2 = 2 H2SiO3 + Na2
Pb2(SO4)4 + Li3N = Pb3N4 + Li2SO4 =>
3 Pb2(SO4)4 + 8 Li3N = 2 Pb3N4 + 12 Li2SO4
Cu + O2* = CuO =>
2 Cu + O2* = 2 CuO
FeCuCl2 = CuFeCl2 =>
FeCuCl2 = CuFeCl2
P2O5 + HCl = P2O3 + Cl2O + H2O =>
P2O5 + 2 HCl = P2O3 + Cl2O + H2O
C5H11NO2S + O2 = CO2 + H2O + N2 + SO2 =>
4 C5H11NO2S + 31 O2 = 20 CO2 + 22 H2O + 2 N2 + 4 SO2
B + I2 = BI3 =>
2 B + 3 I2 = 2 BI3
Ca(NO3)2 + H2SO4 = CaSO4 + HNO3 =>
Ca(NO3)2 + H2SO4 = CaSO4 + 2 HNO3
HFH2O = H3OF =>
HFH2O = H3OF
LiOH + H2O = Li + H3O2 =>
LiOH + H2O = Li + H3O2
Zn(SO4)2 + Li2CO3 = LiSO4 + ZnCO3 =>
Zn(SO4)2 + Li2CO3 = 2 LiSO4 + ZnCO3
H{+} + As + NO3{-} = AsO4 + NO2 + H2O =>
8 H{+} + As + 8 NO3{-} = AsO4 + 8 NO2 + 4 H2O
ZnO + KOH = K2ZnO2 + H2O =>
ZnO + 2 KOH = K2ZnO2 + H2O
NaF + Br2 = NaBr + F2 =>
2 NaF + Br2 = 2 NaBr + F2
CH3ClNaCN = CH3CNNaCl =>
CH3ClNaCN = CH3CNNaCl
NaHCO3 + CH3OH = NaCO3 + C2H5 + H2O =>
NaHCO3 + 2 CH3OH = NaCO3 + C2H5 + 2 H2O
Sn + Te = Sn103Te =>
103 Sn + Te = Sn103Te
LiO4 + SO2 = SO4 + LiO2 =>
LiO4 + SO2 = SO4 + LiO2
NaI + Mg(ClO3)2 = MgI2 + NaClO3 =>
2 NaI + Mg(ClO3)2 = MgI2 + 2 NaClO3
Na + CI2 = NaCI + I2 =>
2 Na + 2 CI2 = 2 NaCI + I2
Cu + O2* = CuO =>
2 Cu + O2* = 2 CuO
K2Cr2O7 + AgNO3 + H2O = Ag2CrO4 + KNO3 + H2Cr2O7 =>
2 K2Cr2O7 + 4 AgNO3 + H2O = 2 Ag2CrO4 + 4 KNO3 + H2Cr2O7
Zn(OH)2KOH = ZnK(OH)3 =>
Zn(OH)2KOH = ZnK(OH)3
Pb2(SO4)4 + Li3N = Pb3N4 + Li2SO4 =>
3 Pb2(SO4)4 + 8 Li3N = 2 Pb3N4 + 12 Li2SO4
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
Cs(s) + H2O(l) = CsOH(aq) + H2(g) =>
2 Cs(s) + 2 H2O(l) = 2 CsOH(aq) + H2(g)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
(NH4)4Ce(SO4)4 + Na2C2O4 = (NH4)2SO4 + CO2 + Ce2(SO4)3 + Na2SO4 =>
2(NH4)4Ce(SO4)4 + Na2C2O4 = 4(NH4)2SO4 + 2 CO2 + Ce2(SO4)3 + Na2SO4
BrO2 + H2O = H2BrO3 =>
BrO2 + H2O = H2BrO3
H2O + FeO2H2 + CrO4 = FeO3H3 + CrO4H4 =>
4 H2O + 4 FeO2H2 + CrO4 = 4 FeO3H3 + CrO4H4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
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