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K2Cr2O7 + 6 K + 7 H2SO4 = 4 K2SO4 + Cr2(SO4)3 + 7 H2O
PH3 + HBr = PH4Br =>
PH3 + HBr = PH4Br
KMnO7 + SO2 + KOH = MnO2 + K2SO4 + H2O =>
2 KMnO7 + 9 SO2 + 16 KOH = 2 MnO2 + 9 K2SO4 + 8 H2O
C14H10O2 + C15H14O = C29H20O + H2O =>
C14H10O2 + C15H14O = C29H20O + 2 H2O
PbSO4 + NaOH = Pb(OH)4 + Na + SO4 =>
PbSO4 + 4 NaOH = Pb(OH)4 + 4 Na + SO4
CuO + NH4NO3 = NH3 + Cu(NO3)2 + H2O =>
CuO + 2 NH4NO3 = 2 NH3 + Cu(NO3)2 + H2O
C3H5O3{-} + SO4{2-} = C2H3O2{-} + CO2 + S2{-} + H2O =>
37 C3H5O3{-} + 8 SO4{2-} = 49 C2H3O2{-} + 13 CO2 + 4 S2{-} + 19 H2O
AlH3 + O2 = Al2O3 + H2O =>
2 AlH3 + 3 O2 = Al2O3 + 3 H2O
Ag2S + Al + H2O = Ag + Al2O3 + H2S =>
3 Ag2S + 2 Al + 3 H2O = 6 Ag + Al2O3 + 3 H2S
ClO2 + H = ClO + H2O =>
ClO2 + 2 H = ClO + H2O
H3PO3 + Sr(OH)2 = Sr3(PO3)2 + H2O =>
2 H3PO3 + 3 Sr(OH)2 = Sr3(PO3)2 + 6 H2O
Mg + O = MgO =>
Mg + O = MgO
HBr + Ba(OH)2 = BaBr2 + H2O =>
2 HBr + Ba(OH)2 = BaBr2 + 2 H2O
K(ClO4) = KCl + O2 =>
K(ClO4) = KCl + 2 O2
Zn + Ag2S = ZnS + Ag =>
Zn + Ag2S = ZnS + 2 Ag
Ni(OH)2 + HAsO3 = Ni(AsO3)2 + H2O =>
Ni(OH)2 + 2 HAsO3 = Ni(AsO3)2 + 2 H2O
K4Fe(CN)6 + K2Cr2O7 + H2SO4 = KHSO4 + Fe2(SO4)3 + Cr2(SO4)3 + HNO3 + CO2 + H2O =>
6 K4Fe(CN)6 + 61 K2Cr2O7 + 338 H2SO4 = 146 KHSO4 + 3 Fe2(SO4)3 + 61 Cr2(SO4)3 + 36 HNO3 + 36 CO2 + 247 H2O
Ba(s) + HNO3(aq) = Ba(NO3)(aq) + H2(g) =>
2 Ba(s) + 2 HNO3(aq) = 2 Ba(NO3)(aq) + H2(g)
Na + SO2 = Na2O + S =>
4 Na + SO2 = 2 Na2O + S
K + HO = KHO =>
K + HO = KHO
CO(NH2)2 + HNO3 = N2 + CO2 + H2O =>
5 CO(NH2)2 + 6 HNO3 = 8 N2 + 5 CO2 + 13 H2O
Ni + AuBr = NiBr + Au =>
Ni + AuBr = NiBr + Au
K2ZnCl4 + KMnO4 + KHSO4 = K2SO4 + MnSO4 + ZnSO4 + Cl2 + H2O =>
5 K2ZnCl4 + 4 KMnO4 + 32 KHSO4 = 23 K2SO4 + 4 MnSO4 + 5 ZnSO4 + 10 Cl2 + 16 H2O
(NH4)2C2O4 + CuCl2 = (NH4)Cl + CuC2O4 =>
(NH4)2C2O4 + CuCl2 = 2(NH4)Cl + CuC2O4
NO2 + H2O = NH3 + O2 =>
4 NO2 + 6 H2O = 4 NH3 + 7 O2
CH3CH(OH)COOH + Na = CH3CH(OH)COONa + H2 =>
2 CH3CH(OH)COOH + 2 Na = 2 CH3CH(OH)COONa + H2
CuI2 + Na2S2O3 = CuS2O3 + NaI =>
CuI2 + Na2S2O3 = CuS2O3 + 2 NaI
C2H5NO2 + N2O + OH{-} = CO3{-}2 + H2O + N2 =>
2 C2H5NO2 + 11 N2O + 4 OH{-} = 4 CO3{-}2 + 7 H2O + 12 N2
ZnSO4 + Na = Na2(SO4) + Zn =>
ZnSO4 + 2 Na = Na2(SO4) + Zn
Fe(s) + NaBr = FeBr3(s) + Na(s) =>
Fe(s) + 3 NaBr = FeBr3(s) + 3 Na(s)
CaH2 = Ca + H =>
CaH2 = Ca + 2 H
Cd + I2 + HCl = CdCl2 + HI =>
Cd + I2 + 2 HCl = CdCl2 + 2 HI
NaOH(s) + TiO2 = Na2TiO3 + H2O =>
2 NaOH(s) + TiO2 = Na2TiO3 + H2O
Ca + (PO4)2 = Ca3(PO4)2 =>
3 Ca + (PO4)2 = Ca3(PO4)2
Zn + Pb(NO3)2(aq) = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2(aq) = Zn(NO3)2 + Pb
Na2[Cu(OH)4] = Cu(OH)2 + NaOH =>
Na2[Cu(OH)4] = Cu(OH)2 + 2 NaOH
NaNO3 + Al + HCl = NH4NO3 + AlCl3 + NaCl + H2O =>
6 NaNO3 + 8 Al + 30 HCl = 3 NH4NO3 + 8 AlCl3 + 6 NaCl + 9 H2O
Cs(OH) + Fe2(SO4)3 = Cs2SO4 + Fe(OH)3 =>
6 Cs(OH) + Fe2(SO4)3 = 3 Cs2SO4 + 2 Fe(OH)3
P2H6 + O2 = P2O5 + H2O =>
P2H6 + 4 O2 = P2O5 + 3 H2O
BaS2O6 + H2SO4 = BaSO4 + H2S2O6 =>
BaS2O6 + H2SO4 = BaSO4 + H2S2O6
FeCl3 + CoCl2 = FeCl2 + CoCl3 =>
FeCl3 + CoCl2 = FeCl2 + CoCl3
C2H6 = C3H8 + H2 =>
3 C2H6 = 2 C3H8 + H2
NaBr + C3Cl3N3O3 + HCl = NaCl + C3H3N3O3 + Br2 =>
6 NaBr + C3Cl3N3O3 + 3 HCl = 6 NaCl + C3H3N3O3 + 3 Br2
C2H4O + Cu(OH)2 = C2H4O2 + Cu(OH) + H2O =>
C2H4O + 2 Cu(OH)2 = C2H4O2 + 2 Cu(OH) + H2O
Na2Cl2 = NaCl =>
Na2Cl2 = 2 NaCl
NaOH + KClO3 + Na2S2O8 = H2O + Na2SO4 + KClO4 =>
2 NaOH + KClO3 + Na2S2O8 = H2O + 2 Na2SO4 + KClO4
PH3(g) = P4(s) + H2(g) =>
4 PH3(g) = P4(s) + 6 H2(g)
Sc + CuSO4 = ScSO4 + Cu =>
Sc + CuSO4 = ScSO4 + Cu
Al + Cu(SO4)2 = Cu + Al2(SO4)3 =>
4 Al + 3 Cu(SO4)2 = 3 Cu + 2 Al2(SO4)3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
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