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4 KMnO4 + 6 H2SO4 = 4 MnSO4 + 5 O2 + 2 K2SO4 + 6 H2O
NH4OHCO2 = NH4HCO3 =>
NH4OHCO2 = NH4HCO3
OCl({-}) + S2O3({-}2) + OH({-}) = SO4({-}2) + Cl({-}) + H2O =>
9 OCl({-}) + 2 S2O3({-}2) + 2 OH({-}) = 4 SO4({-}2) + 9 Cl({-}) + H2O
ZnO + HCl = ZnCl2 + H2O =>
ZnO + 2 HCl = ZnCl2 + H2O
H2O2 + CuCl2 = HCl + Cu + O2 =>
H2O2 + CuCl2 = 2 HCl + Cu + O2
CaO + C = CaOC =>
CaO + C = CaOC
Cd + FeNO3 = Cd(NO3)2 + Fe =>
Cd + 2 FeNO3 = Cd(NO3)2 + 2 Fe
K2MnO4 + HNo3 = KMnO4 + MnO2 + KNo3 + H2O =>
3 K2MnO4 + 4 HNo3 = 2 KMnO4 + MnO2 + 4 KNo3 + 2 H2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
CaCO3(s)(heat) = CaCO3 =>
CaCO3(s)(heat) = CaCO3
NaI + PbO2 + H2SO4 = NaSO4 + PbSO4 + I2 + H2O =>
2 NaI + 2 PbO2 + 4 H2SO4 = 2 NaSO4 + 2 PbSO4 + I2 + 4 H2O
MgS = Mg + S2 =>
2 MgS = 2 Mg + S2
Ba(s) + SnCl2(aq) = BaCl2(aq) + Sn(s) =>
Ba(s) + SnCl2(aq) = BaCl2(aq) + Sn(s)
C2H5OHC6H5COOH = C9H10O2H2O =>
C2H5OHC6H5COOH = C9H10O2H2O
NaOH + LiHSO3 = NaHSO3 + LiOH =>
NaOH + LiHSO3 = NaHSO3 + LiOH
K4Fe(CN)6*3H2O + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + H2CO3 + HNO3 + Cr2(SO4)3 + K2SO4 + H2O =>
6 K4Fe(CN)6*3H2O + 61 K2Cr2O7 + 265 H2SO4 = 3 Fe2(SO4)3 + 36 H2CO3 + 36 HNO3 + 61 Cr2(SO4)3 + 73 K2SO4 + 229 H2O
As2O + I2 + H2O = As2O5 + HI =>
As2O + 4 I2 + 4 H2O = As2O5 + 8 HI
[Fe(H2O)6]Cl3 + NH3 = [Fe(NH3)6]Cl3 + H2O =>
[Fe(H2O)6]Cl3 + 6 NH3 = [Fe(NH3)6]Cl3 + 6 H2O
Sn + CuSO4 + H2SO4 = CuSO3 + H2O + SnSO4 =>
Sn + CuSO4 + H2SO4 = CuSO3 + H2O + SnSO4
H{+} + MnO4{-} + CH3OH = HCO2H + Mn{2+} + H2O =>
12 H{+} + 4 MnO4{-} + 5 CH3OH = 5 HCO2H + 4 Mn{2+} + 11 H2O
Ba(HCO3)2 + HCl = BaCl2 + H2O + CO2 =>
Ba(HCO3)2 + 2 HCl = BaCl2 + 2 H2O + 2 CO2
C60 = C25 =>
5 C60 = 12 C25
CO3{-2} + H{+} = H2CO3 =>
CO3{-2} + 2 H{+} = H2CO3
NH3 + H2O + Cu(NO3)2 = NH4NO3 + CuOH2 =>
10 NH3 + 7 H2O + 4 Cu(NO3)2 = 9 NH4NO3 + 4 CuOH2
FeS3 + O2 = FeSO3 + SO2 =>
2 FeS3 + 7 O2 = 2 FeSO3 + 4 SO2
Ba(HCO3)2 + HCl = BaCl2 + H2O + CO2 =>
Ba(HCO3)2 + 2 HCl = BaCl2 + 2 H2O + 2 CO2
Na2HPO4 + KOH = NaOH + K3PO4 + H2O =>
Na2HPO4 + 3 KOH = 2 NaOH + K3PO4 + H2O
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
HBr + O2 = Br2 + H2O =>
4 HBr + O2 = 2 Br2 + 2 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Al(OH)3 + Co(NO3)2 = Co(AlO2)2 + H2O + NO2 + O2 =>
4 Al(OH)3 + 2 Co(NO3)2 = 2 Co(AlO2)2 + 6 H2O + 4 NO2 + O2
NaClO + HBr = NaBr + HClO =>
NaClO + HBr = NaBr + HClO
I + KOH = KIO2 + KI + H2O =>
4 I + 4 KOH = KIO2 + 3 KI + 2 H2O
Fe(s) + HC2H3O2(aq) = Fe(C2H3O2)3(aq) + H2(g) =>
2 Fe(s) + 6 HC2H3O2(aq) = 2 Fe(C2H3O2)3(aq) + 3 H2(g)
PCl5 + KOH = K2HPO4 + H2O + KCl =>
PCl5 + 7 KOH = K2HPO4 + 3 H2O + 5 KCl
Hg + H2SO4 = Hg2(SO4) + H2O + SO2 =>
2 Hg + 2 H2SO4 = Hg2(SO4) + 2 H2O + SO2
K2Cr2O7 + (CH3COO)2Pb + H2O = PbCrO4 + CH3COOK + CH3COOH =>
K2Cr2O7 + 2(CH3COO)2Pb + H2O = 2 PbCrO4 + 2 CH3COOK + 2 CH3COOH
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
KMnO4(aq) + Na2SO3(aq) + H2O(s) = MnO2(k) + KOH(aq) + Na2SO4(aq) =>
2 KMnO4(aq) + 3 Na2SO3(aq) + H2O(s) = 2 MnO2(k) + 2 KOH(aq) + 3 Na2SO4(aq)
CH6 = C2H4 + H2 =>
2 CH6 = C2H4 + 4 H2
Ni(NO3)2(aq) + NaCl(aq) = Na(NO3)2(aq) + NiCl(aq) =>
Ni(NO3)2(aq) + NaCl(aq) = Na(NO3)2(aq) + NiCl(aq)
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
CO + H3 = CH4 + H2O =>
CO + 2 H3 = CH4 + H2O
KNO2 + K2Cr2O7 + H2SO4 = KNO3 + K2SO4 + Cr2(SO4)3 + H2O =>
3 KNO2 + K2Cr2O7 + 4 H2SO4 = 3 KNO3 + K2SO4 + Cr2(SO4)3 + 4 H2O
OCl{-} + S2O3{-2} + OH{-} = SO3{-2} + Cl{-} + H2O =>
2 OCl{-} + S2O3{-2} + 2 OH{-} = 2 SO3{-2} + 2 Cl{-} + H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Zn + Cr2(SO4)3 = ZnSO4 + Cr =>
3 Zn + Cr2(SO4)3 = 3 ZnSO4 + 2 Cr
FeCl2 + NaNO2 + HCl = FeCl3 + NaCl + NO + H2O =>
FeCl2 + NaNO2 + 2 HCl = FeCl3 + NaCl + NO + H2O
K2(Zn(OH)4) + SO2 = K2SO3 + Zn(OH)2 + H2O =>
K2(Zn(OH)4) + SO2 = K2SO3 + Zn(OH)2 + H2O
SIC + KOH + H2O = K2SIO3 + K2CO3 + H2 =>
SIC + 4 KOH + 2 H2O = K2SIO3 + K2CO3 + 4 H2
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