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2 NaOH + H2S = Na2S + 2 H2 + O2
PI3 + Cl2 = PCl3 + I2 =>
2 PI3 + 3 Cl2 = 2 PCl3 + 3 I2
C2H5OH + Cr2O7 + H{+} = CO2 + Cr3{+} + H2O =>
10 C2H5OH + 9 Cr2O7 + 6 H{+} = 20 CO2 + 6 Cr3{+} + 33 H2O
Ca + HSiO3 = CaSiO3 + H2 =>
2 Ca + 2 HSiO3 = 2 CaSiO3 + H2
Cu(NO3)2 + K3Fe(CN)6 = CuFe(CN)6 + K3(NO3)2 =>
Cu(NO3)2 + K3Fe(CN)6 = CuFe(CN)6 + K3(NO3)2
Mg(NO3)2(aq) + Ag(s) = AgNO3 + Mg =>
Mg(NO3)2(aq) + 2 Ag(s) = 2 AgNO3 + Mg
Fe(NO3)2 + NaOH = FeOH + Na(NO3)2 =>
Fe(NO3)2 + NaOH = FeOH + Na(NO3)2
NH4NO3 + H2SO4 = (NH4)2SO4(ac) + HNO3(ac) =>
2 NH4NO3 + H2SO4 = (NH4)2SO4(ac) + 2 HNO3(ac)
Na(ClO) + I2 + Na(OH) = NaIO3 + NaCl + H2O =>
5 Na(ClO) + I2 + 2 Na(OH) = 2 NaIO3 + 5 NaCl + H2O
Pb(NO3)2(aq) + K2CrO4(s) = PbCrO4(s) + KNO3(aq) =>
Pb(NO3)2(aq) + K2CrO4(s) = PbCrO4(s) + 2 KNO3(aq)
H3CCH2CH2COONa + NaOH = Na2CO3 + C3H8 =>
H3CCH2CH2COONa + NaOH = Na2CO3 + C3H8
FeCO3(s) + HCl(aq) = FeCl2(aq) + H2O(l) + CO2(g) =>
FeCO3(s) + 2 HCl(aq) = FeCl2(aq) + H2O(l) + CO2(g)
Ca(OH)2 + H2SO2 = Ca(SO2) + H2O =>
Ca(OH)2 + H2SO2 = Ca(SO2) + 2 H2O
K2Cr2O7 + K2S3O6 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
4 K2Cr2O7 + 3 K2S3O6 + 10 H2SO4 = 4 Cr2(SO4)3 + 7 K2SO4 + 10 H2O
CH3O(l) + O2(g) = CO2(g) + H2O(g) =>
4 CH3O(l) + 5 O2(g) = 4 CO2(g) + 6 H2O(g)
LiOH + HPO4 = H2O + LiPO4 =>
LiOH + HPO4 = H2O + LiPO4
HMnO4 + Na2O = NaMnO4 + H2O =>
2 HMnO4 + Na2O = 2 NaMnO4 + H2O
Mg + P4 = Mg3P2 =>
6 Mg + P4 = 2 Mg3P2
HNO2 + Ba(OH)2 = Ba(OH)NO2 + H2O =>
HNO2 + Ba(OH)2 = Ba(OH)NO2 + H2O
CaCI2 + Na3PO4 = CaPO4 + Na3CI2 =>
CaCI2 + Na3PO4 = CaPO4 + Na3CI2
Mg(HSO3)2 + H2SO4 = MgSO4 + SO2 + H2O =>
Mg(HSO3)2 + H2SO4 = MgSO4 + 2 SO2 + 2 H2O
CuO + Cl2 = Cl2O + Cu =>
CuO + Cl2 = Cl2O + Cu
Li + Br2 = LiBr =>
2 Li + Br2 = 2 LiBr
LiNO3 + [Co(NH3)6]Cl3 + O2 = LiCoO2 + NH3 + Cl2 + NO3 =>
2 LiNO3 + 2[Co(NH3)6]Cl3 + 2 O2 = 2 LiCoO2 + 12 NH3 + 3 Cl2 + 2 NO3
NH3 + KMnO4 = MnO2 + KNO3 + KOH + H2O =>
3 NH3 + 8 KMnO4 = 8 MnO2 + 3 KNO3 + 5 KOH + 2 H2O
Cr2O7{-2} + H2C2O4 + H{+} = Cr{+3} + CO2 + H2O =>
Cr2O7{-2} + 3 H2C2O4 + 8 H{+} = 2 Cr{+3} + 6 CO2 + 7 H2O
NiCO3 + HCl = NiCl2 + H2O + CO2 =>
NiCO3 + 2 HCl = NiCl2 + H2O + CO2
AgNO3 + Al = Ag + Al(NO3)3 =>
3 AgNO3 + Al = 3 Ag + Al(NO3)3
HNO3 + KSO3 = HSO3 + KNO3 =>
HNO3 + KSO3 = HSO3 + KNO3
H2O2 + S + KOH = K2S2O3 + H2O =>
2 H2O2 + 2 S + 2 KOH = K2S2O3 + 3 H2O
Al + H2SO4 + KOH = KAl[SO4] + H2O + H2 =>
2 Al + 2 H2SO4 + 2 KOH = 2 KAl[SO4] + 2 H2O + H2
Ag(s) + Mg(NO3)2(aq) = Ag(NO3)2(aq) + Mg(s) =>
Ag(s) + Mg(NO3)2(aq) = Ag(NO3)2(aq) + Mg(s)
HC2H3O2(aq) + Ca(OH)2(aq) = H2O(l) + Ca(C2H3O2)2(aq) =>
2 HC2H3O2(aq) + Ca(OH)2(aq) = 2 H2O(l) + Ca(C2H3O2)2(aq)
CuSO4 + NaI = CuI + Na2SO4 + I2 =>
2 CuSO4 + 4 NaI = 2 CuI + 2 Na2SO4 + I2
NaCl + Li2SO4 = Na2SO4 + LiCl =>
2 NaCl + Li2SO4 = Na2SO4 + 2 LiCl
PbO(s) = Pb2 + O =>
2 PbO(s) = Pb2 + 2 O
Ca + CuCl2 = Cu + CaCl2 =>
Ca + CuCl2 = Cu + CaCl2
Li + Br = LiBr =>
Li + Br = LiBr
Ba(OH)2 + Na2SO4 = BaSO4 + NaOH =>
Ba(OH)2 + Na2SO4 = BaSO4 + 2 NaOH
K2CrO4 + S8 = Cr2O3 + SO2 + K2O =>
32 K2CrO4 + 3 S8 = 16 Cr2O3 + 24 SO2 + 32 K2O
BaCl2 + Na2H2SiO4 = BaSiO3 + NaCl + H2O =>
BaCl2 + Na2H2SiO4 = BaSiO3 + 2 NaCl + H2O
Mg(HSO3)2 + H2SO4 = MgSO4 + SO2 + H2O =>
Mg(HSO3)2 + H2SO4 = MgSO4 + 2 SO2 + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CaSO4 + H2O = CaO + H2SO4 =>
CaSO4 + H2O = CaO + H2SO4
HOCl + HSO3 = SO4 + Cl + H =>
HOCl + HSO3 = SO4 + Cl + 2 H
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
KBr(aq) + Ag(NH3)2(aq) = AgBr(s) + NH3(aq) + K(aq) =>
KBr(aq) + Ag(NH3)2(aq) = AgBr(s) + 2 NH3(aq) + K(aq)
C6H4NH2COOH + CH3OH = C6H4NH2COOCH3 + H2O =>
C6H4NH2COOH + CH3OH = C6H4NH2COOCH3 + H2O
NaNO3 + BaCl2 = Ba(NO3)2 + NaCl =>
2 NaNO3 + BaCl2 = Ba(NO3)2 + 2 NaCl
Ph3P + S8 = Ph3PS =>
8 Ph3P + S8 = 8 Ph3PS
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