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2 K + 2 H2O = 2 KOH + H2
CH4N2O + CuO = CO2 + Cu2O + H2O + N2 =>
CH4N2O + 6 CuO = CO2 + 3 Cu2O + 2 H2O + N2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
HCl + K2O = KCl + H2O =>
2 HCl + K2O = 2 KCl + H2O
C7H7Cl + NaOH = C7H8O + NaCl =>
C7H7Cl + NaOH = C7H8O + NaCl
FeCl3 + Cr = CrCl2 + Fe =>
2 FeCl3 + 3 Cr = 3 CrCl2 + 2 Fe
Ba(ClO4)2(aq) + Na2SO4(aq) = NaClO4(aq) + BaSO4(s) =>
Ba(ClO4)2(aq) + Na2SO4(aq) = 2 NaClO4(aq) + BaSO4(s)
CO(NH2)2 + H2O + H{+} = CO2 + NH4{+} =>
CO(NH2)2 + H2O + 2 H{+} = CO2 + 2 NH4{+}
Mg3N2 + HCl = MgCl2 + NH4Cl =>
Mg3N2 + 8 HCl = 3 MgCl2 + 2 NH4Cl
Fe2O3 + SiO2 + CH2O = FeSiO3 + H2O + CO2 =>
2 Fe2O3 + 4 SiO2 + CH2O = 4 FeSiO3 + H2O + CO2
Ni(ClO3)3 + CdSO4 = Ni2(SO4)3 + Cd(ClO3)2 =>
2 Ni(ClO3)3 + 3 CdSO4 = Ni2(SO4)3 + 3 Cd(ClO3)2
Mg3N2 + HCl = MgCl2 + NH4Cl =>
Mg3N2 + 8 HCl = 3 MgCl2 + 2 NH4Cl
CaS + H2 = CaH2 + S2 =>
2 CaS + 2 H2 = 2 CaH2 + S2
Ba(Cl)2 + Al2(SO4)3 = Al(Cl)3 + BaSO4 =>
3 Ba(Cl)2 + Al2(SO4)3 = 2 Al(Cl)3 + 3 BaSO4
C2H5OH + K2Cr2O7 + H2SO4 = CH3CHO + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H5OH + K2Cr2O7 + 4 H2SO4 = 3 CH3CHO + Cr2(SO4)3 + K2SO4 + 7 H2O
ZnSO4 + Al2(SO4)3 = Zn2SO4 + Al(SO4)3 =>
6 ZnSO4 + Al2(SO4)3 = 3 Zn2SO4 + 2 Al(SO4)3
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
NiCO3(s) + HCl = NiCl2 + H2O + CO2 =>
NiCO3(s) + 2 HCl = NiCl2 + H2O + CO2
LiNO3 + Pb = LiNO2 + PbO =>
LiNO3 + Pb = LiNO2 + PbO
Fe + Cu(NO3)2 = Fe(NO3)3 + Cu =>
2 Fe + 3 Cu(NO3)2 = 2 Fe(NO3)3 + 3 Cu
CaCO3(calor) = CaO + CO2 =>
CaCO3(calor) = CaO + CO2
H3CH2OH + O2 = H2O + CH3COOH =>
2 H3CH2OH + 2 O2 = 4 H2O + CH3COOH
PH3 + OH = P2O5 + H2O =>
2 PH3 + 16 OH = P2O5 + 11 H2O
Pb(CH3COO)2 + Cl2 + NaOH = PbO2 + CH3COONa + NaCl + H2O =>
Pb(CH3COO)2 + Cl2 + 4 NaOH = PbO2 + 2 CH3COONa + 2 NaCl + 2 H2O
Mg(OH)2 + NaOH = Na2MgO2 + H2O =>
Mg(OH)2 + 2 NaOH = Na2MgO2 + 2 H2O
K2S(aq) + ZnSO4(aq) = K2SO4 + ZnS =>
K2S(aq) + ZnSO4(aq) = K2SO4 + ZnS
Al + UO3 = Al2O3 + U4O9 =>
2 Al + 4 UO3 = Al2O3 + U4O9
K3[Fe(CN)6] + NH4SCN = KSCN + (NH4)3Fe(CN)6 =>
K3[Fe(CN)6] + 3 NH4SCN = 3 KSCN + (NH4)3Fe(CN)6
KNO3 + PbO = Pb(NO3)2 + K2O =>
2 KNO3 + PbO = Pb(NO3)2 + K2O
H3CH2OH + O2 = H2O + CH3COOH =>
2 H3CH2OH + 2 O2 = 4 H2O + CH3COOH
Al + H2SO4 = Al2(SO4)3 + SH2 + H2O =>
8 Al + 15 H2SO4 = 4 Al2(SO4)3 + 3 SH2 + 12 H2O
Mg(OH)2 + NaOH = Na[Mg(OH)3] =>
Mg(OH)2 + NaOH = Na[Mg(OH)3]
Mg(OH)2 + NaOH = Na2(Mg(OH)4) =>
Mg(OH)2 + 2 NaOH = Na2(Mg(OH)4)
K3(PO4) + HCl = KCl + H3(PO4) =>
K3(PO4) + 3 HCl = 3 KCl + H3(PO4)
(NH4)3VO4 = NH3 + V2O5 + H2O =>
2(NH4)3VO4 = 6 NH3 + V2O5 + 3 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Mg(OH)2 + NaOH = Na2Mg(OH)4 =>
Mg(OH)2 + 2 NaOH = Na2Mg(OH)4
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Li + Ni = Li3Ni =>
3 Li + Ni = Li3Ni
CaSiO3 + HF(g) = SiF4 + CaF2 + H2O =>
CaSiO3 + 6 HF(g) = SiF4 + CaF2 + 3 H2O
LiCl + NaF = LiF + NaCl =>
LiCl + NaF = LiF + NaCl
(NH4)3[Fe(SCN)6] + NaF = (NH4)3[FeF6] + NaSCN =>
(NH4)3[Fe(SCN)6] + 6 NaF = (NH4)3[FeF6] + 6 NaSCN
Fe2(SO4)3 + LiNO3 = Li2SO4 + Fe(NO3)3 =>
Fe2(SO4)3 + 6 LiNO3 = 3 Li2SO4 + 2 Fe(NO3)3
Mg + Zn(IO4)2 = Mg(IO4)2 + Zn =>
Mg + Zn(IO4)2 = Mg(IO4)2 + Zn
HOC6H4COOCH3 + NaOH = HOC6H4COONa + CH3OH =>
HOC6H4COOCH3 + NaOH = HOC6H4COONa + CH3OH
Ca + (OH)2 + (NH4)2SO4 = CaSO4 + NH3 + H2O =>
Ca + (OH)2 + (NH4)2SO4 = CaSO4 + 2 NH3 + 2 H2O
Cl2 + HO{-} = ClO{-} + Cl{-} + H2O =>
Cl2 + 2 HO{-} = ClO{-} + Cl{-} + H2O
MnO4{-} + HCOOH = CO2 + MnO2 + H2O + OH{-} =>
2 MnO4{-} + 3 HCOOH = 3 CO2 + 2 MnO2 + 2 H2O + 2 OH{-}
FeCl3 + Cs3(PO4) = Fe(PO4) + CsCl =>
FeCl3 + Cs3(PO4) = Fe(PO4) + 3 CsCl
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