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2 HCl + 2 FeS = 2 FeCl + H2 + S2
Mn(CH3COO)2 + NaOH = CH3COONa + Mn(OH)2 =>
Mn(CH3COO)2 + 2 NaOH = 2 CH3COONa + Mn(OH)2
CO + NiO = Ni + CO2 =>
CO + NiO = Ni + CO2
S + Na2CO3 = Na2S + CO2 + Na2SO4 =>
4 S + 4 Na2CO3 = 3 Na2S + 4 CO2 + Na2SO4
Al(s) + CuO(s) = Al2O3(s) + Cu(l) =>
2 Al(s) + 3 CuO(s) = Al2O3(s) + 3 Cu(l)
Au(CN)(aq) + Zn(s) = Zn(CN)2(aq) + Au(s) =>
2 Au(CN)(aq) + Zn(s) = Zn(CN)2(aq) + 2 Au(s)
NaHS + Cl2 = HCl + NaCl + S =>
NaHS + Cl2 = HCl + NaCl + S
Cl2O7 + Ca(OH)2 = Ca(ClO4)2 + H2O =>
Cl2O7 + Ca(OH)2 = Ca(ClO4)2 + H2O
Pb(NO3)4(aq) + K2CO3(aq) = Pb2(CO3)4(s) + KNO3(aq) =>
2 Pb(NO3)4(aq) + 4 K2CO3(aq) = Pb2(CO3)4(s) + 8 KNO3(aq)
Fe + HC = FeC3 + H2 =>
2 Fe + 6 HC = 2 FeC3 + 3 H2
Ni2S3 + HNO3 = H2O + NO2 + Ni(NO3)2 + S =>
Ni2S3 + 8 HNO3 = 4 H2O + 4 NO2 + 2 Ni(NO3)2 + 3 S
Pb(NO3)2 + MgO = Mg(NO3)2 + PbO =>
Pb(NO3)2 + MgO = Mg(NO3)2 + PbO
ZnBr2 + CoPO4 = CoBr3 + Zn3(PO4)2 =>
3 ZnBr2 + 2 CoPO4 = 2 CoBr3 + Zn3(PO4)2
HFO3 + Pb(OH)4 = H2O + Pb(FO3)4 =>
4 HFO3 + Pb(OH)4 = 4 H2O + Pb(FO3)4
Ag(NO3)3 + H2SO4 = Ag2(SO4)3 + HNO3 =>
2 Ag(NO3)3 + 3 H2SO4 = Ag2(SO4)3 + 6 HNO3
KIO3 + K2S2O8 + KOH = KIO4 + K2SO4 + H2O =>
KIO3 + K2S2O8 + 2 KOH = KIO4 + 2 K2SO4 + H2O
C9H7NaO4 + H2O = H3O + C9H6NaO4 =>
C9H7NaO4 + H2O = H3O + C9H6NaO4
NaNO2 + KMnO4 + H2O = MnO2 + NaOH + NO2 + KOH =>
3 NaNO2 + KMnO4 + 2 H2O = MnO2 + 3 NaOH + 3 NO2 + KOH
AlCl3 + Ca(OH)2 = Al(OH)3 + CaCl2 =>
2 AlCl3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaCl2
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Ca + Al(NO3) = Ca(NO3)2 + Al =>
Ca + 2 Al(NO3) = Ca(NO3)2 + 2 Al
(Ca(OH)2) = CaO + H2O =>
(Ca(OH)2) = CaO + H2O
HBO2 + MgO = Mg(BO2)2 + H2O =>
2 HBO2 + MgO = Mg(BO2)2 + H2O
K3SO3 + KMnO4 + H2O = K2SO4 + MnO2 + KOH =>
K3SO3 + KMnO4 + H2O = K2SO4 + MnO2 + 2 KOH
Cu + Mg(No3)2 = Cu(No3)2 + Mg =>
Cu + Mg(No3)2 = Cu(No3)2 + Mg
MgBr + CuSO4 = CuBr + MgSO4 =>
MgBr + CuSO4 = CuBr + MgSO4
Cr(NO3)6 + TiNO3 = Cr(NO3)3 + Ti(NO3)3 =>
2 Cr(NO3)6 + 3 TiNO3 = 2 Cr(NO3)3 + 3 Ti(NO3)3
CH2OCH2 + H2O = (CH2OH) =>
CH2OCH2 + H2O = 2(CH2OH)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H3Po4 + K3Po4 = K2HPo4 =>
H3Po4 + 2 K3Po4 = 3 K2HPo4
Fe + CuSO4 + H2O = Cu + FeSO4H10O5 =>
Fe + CuSO4 + 5 H2O = Cu + FeSO4H10O5
SiHCl3 = Si + Cl2 + H2 =>
2 SiHCl3 = 2 Si + 3 Cl2 + H2
CaCO3 + HSO4 = Ca(SO4)2 + H2O + CO2 =>
CaCO3 + 2 HSO4 = Ca(SO4)2 + H2O + CO2
CH3OH + CH3CH2COOH = CH3OOCCH2CH3 + H2O =>
CH3OH + CH3CH2COOH = CH3OOCCH2CH3 + H2O
H2SO4 + H2O2 + Cr = CrSO4 + H2O =>
H2SO4 + H2O2 + Cr = CrSO4 + 2 H2O
Cu(NO3)2 = CuO + N + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 N + 5 O2
N2H4 + N21O4 = N2 + H2O =>
4 N2H4 + 2 N21O4 = 25 N2 + 8 H2O
FeS + O2 = Fe2O32 + SO2 =>
2 FeS + 18 O2 = Fe2O32 + 2 SO2
HCl + Al(ClO)3 = AlCl3 + HClO =>
3 HCl + Al(ClO)3 = AlCl3 + 3 HClO
Al2(CO3)3 + NaOH = Na2CO3 + Al(OH)3 =>
Al2(CO3)3 + 6 NaOH = 3 Na2CO3 + 2 Al(OH)3
O2{-} + H2O = OH{-} + O2 =>
4 O2{-} + 2 H2O = 4 OH{-} + 3 O2
CaO + Cl = CaCl2 + O2 =>
2 CaO + 4 Cl = 2 CaCl2 + O2
Ca + N2 = Ca3N2 =>
3 Ca + N2 = Ca3N2
Na2CO3 + C + N2 = NaCN + CO =>
Na2CO3 + 4 C + N2 = 2 NaCN + 3 CO
C4H6O + [Ag(NH3)2]{+} + OH{-} = Ag + NH3 + H2O + C4H6O2 =>
C4H6O + 2[Ag(NH3)2]{+} + 2 OH{-} = 2 Ag + 4 NH3 + H2O + C4H6O2
Mn2(SO4)3 = MnSO4 + O2 + SO3 =>
2 Mn2(SO4)3 = 4 MnSO4 + O2 + 2 SO3
Fe(s) + Pb(NO3)2(aq) = Fe(NO3)3(aq) + Pb(s) =>
2 Fe(s) + 3 Pb(NO3)2(aq) = 2 Fe(NO3)3(aq) + 3 Pb(s)
Fe + NH3 = FeNH3 =>
Fe + NH3 = FeNH3
Cl + Na2S2O5 + NaOH = NaCl + Na2SO4 + H2O =>
4 Cl + Na2S2O5 + 6 NaOH = 4 NaCl + 2 Na2SO4 + 3 H2O
CuSO + KOH = CuSOKOH =>
CuSO + KOH = CuSOKOH
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