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Fe + CaS = FeS + Ca
C + O2 = CO =>
2 C + O2 = 2 CO
KI + PbAc2 = KAc2 + PbI =>
KI + PbAc2 = KAc2 + PbI
KIO3 + H2SO4 + Na2SO3 = H2O + I2 + K2SO4 + Na2SO4 =>
2 KIO3 + H2SO4 + 5 Na2SO3 = H2O + I2 + K2SO4 + 5 Na2SO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Cr2O3 + H2 = Cr + H2O =>
Cr2O3 + 3 H2 = 2 Cr + 3 H2O
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
AgN3 + NaBr = NaN3 + AgBr =>
AgN3 + NaBr = NaN3 + AgBr
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Se + HCl = SeCl3 + H2 =>
2 Se + 6 HCl = 2 SeCl3 + 3 H2
CrO4 = Cr + O =>
CrO4 = Cr + 4 O
Na2SO3 + Cl2 + H2O = Na2HSO4 + HCl =>
2 Na2SO3 + Cl2 + 2 H2O = 2 Na2HSO4 + 2 HCl
Al + C + H2 + O2 = Al(CH3COO)3 =>
2 Al + 12 C + 9 H2 + 6 O2 = 2 Al(CH3COO)3
Zn(NO3)2 + Fe2(SO4)3 = Zn(SO4)3 + Fe2(NO3)2 =>
Zn(NO3)2 + Fe2(SO4)3 = Zn(SO4)3 + Fe2(NO3)2
C2H4(OH)2 + O2 = CO2 + H2O =>
2 C2H4(OH)2 + 5 O2 = 4 CO2 + 6 H2O
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
KH2PO4 + NaOH = H2O + KHNaPO4 =>
KH2PO4 + NaOH = H2O + KHNaPO4
KMnO4 = K2O + MnO + O2 =>
4 KMnO4 = 2 K2O + 4 MnO + 5 O2
CaCl2 + H2CO3 = CaCO3 + HCl =>
CaCl2 + H2CO3 = CaCO3 + 2 HCl
Cu + HNO3 + HCl = CuCl2 + NO2 + H2O =>
Cu + 2 HNO3 + 2 HCl = CuCl2 + 2 NO2 + 2 H2O
K2SO4 + H3PO4 = K3PO4 + H2SO4 =>
3 K2SO4 + 2 H3PO4 = 2 K3PO4 + 3 H2SO4
CuI + F2 = CuF2 + I2 =>
2 CuI + 2 F2 = 2 CuF2 + I2
HCl + SrO = H2O + SrCl2 =>
2 HCl + SrO = H2O + SrCl2
Bi + F2 = BiF3 =>
2 Bi + 3 F2 = 2 BiF3
C2H8N2 + O2 = CO2 + H2O + N =>
C2H8N2 + 4 O2 = 2 CO2 + 4 H2O + 2 N
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C2H5OH + O5 = H2O + CO2 =>
5 C2H5OH + 6 O5 = 15 H2O + 10 CO2
C14H10(s) + O2(g) = CO2(g) + H2O =>
2 C14H10(s) + 33 O2(g) = 28 CO2(g) + 10 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Mg + Fe2O3 = Fe + MgO =>
3 Mg + Fe2O3 = 2 Fe + 3 MgO
Ca + AgCl = CaCl2 + Ag =>
Ca + 2 AgCl = CaCl2 + 2 Ag
Ni(s) + O2(g) = NiO(s) =>
2 Ni(s) + O2(g) = 2 NiO(s)
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
Bi + O = Bi2O3 =>
2 Bi + 3 O = Bi2O3
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
AlI3 + NH3*H2O = Al(OH)3 + NH4I =>
AlI3 + 3 NH3*H2O = Al(OH)3 + 3 NH4I
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
KNO3 + Sb2S3 = Sb2O3 + N2 + K2O + SO2 =>
18 KNO3 + 5 Sb2S3 = 5 Sb2O3 + 9 N2 + 9 K2O + 15 SO2
SiO2(heated) = Si + O2 =>
SiO2(heated) = Si + O2
NO3{-} + H2O = NO2{-} + OH =>
NO3{-} + H2O = NO2{-} + 2 OH
Sn + NaOH + O2 = Na2SnO2 + H2O =>
2 Sn + 4 NaOH + O2 = 2 Na2SnO2 + 2 H2O
ZnBr2 + Pb(NO2)2 = Zn(NO2)2 + PbBr2 =>
ZnBr2 + Pb(NO2)2 = Zn(NO2)2 + PbBr2
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
CrO4{-} + e + H{+} = Cr(OH)2{+} + H2O =>
CrO4{-} + 4e + 6 H{+} = Cr(OH)2{+} + 2 H2O
BeMn + O2 = MnO + Be2 =>
2 BeMn + O2 = 2 MnO + Be2
NaOH + HCl + CuSO4 = Cu(OH)2 + NaCl + H2SO4 =>
2 NaOH + 2 HCl + CuSO4 = Cu(OH)2 + 2 NaCl + H2SO4
NH4Br + Pb(C2H3O2)2 = (NH4)2Pb + Br(C2H3O2) =>
2 NH4Br + Pb(C2H3O2)2 = (NH4)2Pb + 2 Br(C2H3O2)
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