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3 NO2 + H2O = 2 HNO3 + NO
HNS3 = HNS2 + S =>
HNS3 = HNS2 + S
CO2 + N4 = O2 + CN =>
4 CO2 + N4 = 4 O2 + 4 CN
FeCl3(aq) + Na2CO3 = Fe2(CO3)3 + NaCl =>
2 FeCl3(aq) + 3 Na2CO3 = Fe2(CO3)3 + 6 NaCl
I2 + Cl2 + H2O = HIO2 + HCl =>
I2 + 3 Cl2 + 4 H2O = 2 HIO2 + 6 HCl
NH3 + O2 = H2O + NO =>
4 NH3 + 5 O2 = 6 H2O + 4 NO
LiOH + HF = LiF + OH2 =>
LiOH + HF = LiF + OH2
CuCl2 + Fe(OH)3 = FeCl3 + Cu(OH)2 =>
3 CuCl2 + 2 Fe(OH)3 = 2 FeCl3 + 3 Cu(OH)2
CuI2 + K3PO4 = CuPO4 + K3I2 =>
CuI2 + K3PO4 = CuPO4 + K3I2
Zn2 + FeCl3 = ZnCl3 + Fe =>
Zn2 + 2 FeCl3 = 2 ZnCl3 + 2 Fe
(NH4)3P + Pb(BrO3)2 = Pb3P2 + NH4BrO3 =>
2(NH4)3P + 3 Pb(BrO3)2 = Pb3P2 + 6 NH4BrO3
Zn + NO3{-} + OH{-} + H2O = [Zn(OH)4]2{-} + NH3 =>
16 Zn + 7 NO3{-} + OH{-} + 42 H2O = 8[Zn(OH)4]2{-} + 7 NH3
C20H14O4 + LiOH = CO2 + Li + H2O =>
C20H14O4 + 86 LiOH = 20 CO2 + 86 Li + 50 H2O
Li2SO4 + CuCl2 = CuSO4 + LiCl =>
Li2SO4 + CuCl2 = CuSO4 + 2 LiCl
KMnO4 + Zn + H2SO4 = ZnSO4 + H2O + MnSO4 + K2SO4 =>
2 KMnO4 + 5 Zn + 8 H2SO4 = 5 ZnSO4 + 8 H2O + 2 MnSO4 + K2SO4
CH4O(l) + O2(g) = CO2(g) + H2O(g) =>
2 CH4O(l) + 3 O2(g) = 2 CO2(g) + 4 H2O(g)
CO2 + HCl = C3H6O + H2O + Cl =>
3 CO2 + 16 HCl = C3H6O + 5 H2O + 16 Cl
Hg50 = Hg25 =>
Hg50 = 2 Hg25
C5H5N + H2O = C5H5NH + OH =>
C5H5N + H2O = C5H5NH + OH
Fe(OH)3 + PH3 = Fe + H2O + P =>
Fe(OH)3 + PH3 = Fe + 3 H2O + P
Fe + OH = Fe(OH)3 =>
Fe + 3 OH = Fe(OH)3
NH3 + O2 = N2O3 + H2O =>
2 NH3 + 3 O2 = N2O3 + 3 H2O
Zn + FeBr3 = ZnBr3 + Fe3 =>
3 Zn + 3 FeBr3 = 3 ZnBr3 + Fe3
AI(OH)3 + HCl = AICl3 + H2O =>
AI(OH)3 + 3 HCl = AICl3 + 3 H2O
Al(OH)4{-} + H2SO4 = Al(OH)3 + H2O + SO4{-2} =>
2 Al(OH)4{-} + H2SO4 = 2 Al(OH)3 + 2 H2O + SO4{-2}
NaNO3 + MgSO4 = NaSO4 + NO3Mg =>
NaNO3 + MgSO4 = NaSO4 + NO3Mg
Al2O3 + Fe2O3 = AlFeO3 =>
Al2O3 + Fe2O3 = 2 AlFeO3
CO2 + H = CH4 + H2O =>
CO2 + 8 H = CH4 + 2 H2O
Zn + FeBr3 = ZnBr3 + Fe3 =>
3 Zn + 3 FeBr3 = 3 ZnBr3 + Fe3
NaCO3H + HCl = NaCl + CO2 + H2O =>
NaCO3H + HCl = NaCl + CO2 + H2O
H(NO2) = H2O + N2O3 =>
2 H(NO2) = H2O + N2O3
Cu + KNO3 + H2SO4 = Cu(SO4) + NO + K2SO4 + H2O =>
3 Cu + 2 KNO3 + 4 H2SO4 = 3 Cu(SO4) + 2 NO + K2SO4 + 4 H2O
MgO + N2O3 = Mg3N2 + O3 =>
3 MgO + N2O3 = Mg3N2 + 2 O3
Cr2(SO4)3 + KOH = Cr(OH)3 + K2SO4 =>
Cr2(SO4)3 + 6 KOH = 2 Cr(OH)3 + 3 K2SO4
Ba(NO3)2(aq) + NH4OH(aq) = Ba(OH)2(aq) + NH4NO3(aq) =>
Ba(NO3)2(aq) + 2 NH4OH(aq) = Ba(OH)2(aq) + 2 NH4NO3(aq)
Cl2 + OH{-} = ClO4{-} + Cl{-} + H2O =>
4 Cl2 + 8 OH{-} = ClO4{-} + 7 Cl{-} + 4 H2O
K + HgCl2 = Hg + K2Cl2 =>
2 K + HgCl2 = Hg + K2Cl2
Zn + FeBr3 = ZnBr3 + Fe3 =>
3 Zn + 3 FeBr3 = 3 ZnBr3 + Fe3
Na + CuF2 = NaF + Cu =>
2 Na + CuF2 = 2 NaF + Cu
Zn + FeBr3 = ZnBr3 + Fe3 =>
3 Zn + 3 FeBr3 = 3 ZnBr3 + Fe3
CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl =>
CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl
Zn + FeBr3 = ZnBr3 + Fe3 =>
3 Zn + 3 FeBr3 = 3 ZnBr3 + Fe3
K2CO3 + Ca(C2H3O2)2 = K2(C2H3O2)2 + CaCO3 =>
K2CO3 + Ca(C2H3O2)2 = K2(C2H3O2)2 + CaCO3
K4Fe(CN)6 + H2SO4 = K2SO4 + K2Fe[Fe(CN)6] + HCN =>
2 K4Fe(CN)6 + 3 H2SO4 = 3 K2SO4 + K2Fe[Fe(CN)6] + 6 HCN
NO2({-}) + H2O2 = NO3({-}) + H2O =>
NO2({-}) + H2O2 = NO3({-}) + H2O
Na + S + O = Na2SO4 =>
2 Na + S + 4 O = Na2SO4
H2SiO3 + Na2 = H + Na2SiO3 =>
H2SiO3 + Na2 = 2 H + Na2SiO3
K2Cr2O7 + HBr + H2SO4 = Cr2(SO4)3 + H2O + Br + K2SO4 =>
K2Cr2O7 + 6 HBr + 4 H2SO4 = Cr2(SO4)3 + 7 H2O + 6 Br + K2SO4
KMnO4 + NaOH + NaNO2 = K2MnO4 + NaMnO4 + NaNO3 + H2O =>
4 KMnO4 + 2 NaOH + NaNO2 = 2 K2MnO4 + 2 NaMnO4 + NaNO3 + H2O
C2H4(OH)2 + Na = C2H4ONa2 + HOH =>
C2H4(OH)2 + 2 Na = C2H4ONa2 + HOH
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