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2 Fe + O2 + 2 KOH = 2 KFeO2 + H2
Ca(s) + H3Po4(aq) = Ca3(Po4)2(s) + H2(g) =>
3 Ca(s) + 2 H3Po4(aq) = Ca3(Po4)2(s) + 3 H2(g)
C2H5OH + Na2CO3 = H2O + NaHCO4 + C2H5 =>
21 C2H5OH + 2 Na2CO3 = 11 H2O + 4 NaHCO4 + 20 C2H5
KMnO4 + H2SO4 + (NH4)2Fe(SO4)*6H2O = MnSO4 + Fe2(SO4)3 + K2SO4 + (NH4)2SO4 + H2O =>
6 KMnO4 + 24 H2SO4 + 10(NH4)2Fe(SO4)*6H2O = 6 MnSO4 + 5 Fe2(SO4)3 + 3 K2SO4 + 10(NH4)2SO4 + 84 H2O
K2Cr2O7 + Co(NO3)2 = Co(Cr2O7) + KNO3 =>
K2Cr2O7 + Co(NO3)2 = Co(Cr2O7) + 2 KNO3
(NH4)2S2O8 + H3PO4 + AgNO3 = H2SO4 + Ag3(PO4)2 + NH4NO3 =>
3(NH4)2S2O8 + 4 H3PO4 + 6 AgNO3 = 6 H2SO4 + 2 Ag3(PO4)2 + 6 NH4NO3
Cu + ZnSO4 = ZnCu + SO4 =>
Cu + ZnSO4 = ZnCu + SO4
Na2SO4 + HCl = NaCl + NaHSO4 =>
Na2SO4 + HCl = NaCl + NaHSO4
C4H9Cl + Br2 = C4H9Br + ClBr =>
C4H9Cl + Br2 = C4H9Br + ClBr
Al(cr) + Pb(NO3)2(aq) = Al(NO3)2(aq) + Pb(cr) =>
Al(cr) + Pb(NO3)2(aq) = Al(NO3)2(aq) + Pb(cr)
KMnO4 + HBr = MnBr2 + KBr + H2O + Br2 =>
2 KMnO4 + 16 HBr = 2 MnBr2 + 2 KBr + 8 H2O + 5 Br2
Al + Ni(NO3)2 = Al(NO3)3 + Ni =>
2 Al + 3 Ni(NO3)2 = 2 Al(NO3)3 + 3 Ni
K + Ca(OH)2 = KOH + Ca =>
2 K + Ca(OH)2 = 2 KOH + Ca
SnO + H = Sn + H2O(g) =>
SnO + 2 H = Sn + H2O(g)
CuCl2 + potassiumiodide = CuI + potassiumchloride + I2 =>
2 CuCl2 + 4 KI = 2 CuI + 4 KCl + I2
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
H2C2O4 + CaCl2 = CaC2O4 + HCl =>
H2C2O4 + CaCl2 = CaC2O4 + 2 HCl
CuSO4 + KI = Cu2I2 + K2SO4 + I2 =>
2 CuSO4 + 4 KI = Cu2I2 + 2 K2SO4 + I2
MnO2 + I{-} + H{+} = Mn{2+} + IO3{-} + H2O =>
3 MnO2 + I{-} + 6 H{+} = 3 Mn{2+} + IO3{-} + 3 H2O
C + S8 = CS2 =>
4 C + S8 = 4 CS2
CaSO4 + H2C2O4 = CaC2O4 + H2SO4 =>
CaSO4 + H2C2O4 = CaC2O4 + H2SO4
Fe + HCl(conc) = FeCl3 + H2 =>
2 Fe + 6 HCl(conc) = 2 FeCl3 + 3 H2
C6H5CHNOH + NaOH = C6H5CNO + H2O + Na =>
C6H5CHNOH + 2 NaOH = C6H5CNO + 2 H2O + 2 Na
C4H6NiO4 + K3PO4 = Ni3(PO4)2 + CH3CO2K =>
3 C4H6NiO4 + 2 K3PO4 = Ni3(PO4)2 + 6 CH3CO2K
R{-}CH2{-}CH3{-}X = R{-}CH = CH2 + H{-}X =>
R{-}CH2{-}CH3{-}X = R{-}CH
Zn + HBr = ZnBr2 + H2 =>
Zn + 2 HBr = ZnBr2 + H2
P2O5 + HCl = H2O + PCl5 =>
P2O5 + 10 HCl = 5 H2O + 2 PCl5
C2H5OH + H2 = CH3CH3 + H2O =>
C2H5OH + H2 = CH3CH3 + H2O
OH{-} + I2 + Cl2 = IO3{-} + Cl{-} + H2O =>
12 OH{-} + I2 + 5 Cl2 = 2 IO3{-} + 10 Cl{-} + 6 H2O
N(g) + O2(g) = NO2(g) =>
N(g) + O2(g) = NO2(g)
BaCO3 + C2 + H2O = Ba(OH)2 + CO =>
2 BaCO3 + C2 + 2 H2O = 2 Ba(OH)2 + 4 CO
KClO3 + K2S2O8 = K2SO4 + O2 + ClO2 =>
2 KClO3 + K2S2O8 = 2 K2SO4 + O2 + 2 ClO2
H2OZn = ZnOH2 =>
H2OZn = ZnOH2
Na2S2O3 + NaOH = Na2SO4 + NaSH =>
Na2S2O3 + NaOH = Na2SO4 + NaSH
C3H9BO3 + C4H3BrMgS = C4H5BO2S + C3H7O + BrMg =>
C3H9BO3 + C4H3BrMgS = C4H5BO2S + C3H7O + BrMg
HCH3O2(aq) + NaOH(aq) = NaC2H3O2 + H2O =>
2 HCH3O2(aq) + NaOH(aq) = NaC2H3O2 + 3 H2O
LiN3 + H2O = LiOH + NO + H2 =>
2 LiN3 + 8 H2O = 2 LiOH + 6 NO + 7 H2
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
CaCO3(solid) = CaO(s) + CO2(g) =>
CaCO3(solid) = CaO(s) + CO2(g)
H2SO4 + KCO3 = SO2 + H2O + KO2 + CO2 =>
H2SO4 + KCO3 = SO2 + H2O + KO2 + CO2
CuCl2 + ZnO = ZnCl2 + CuO =>
CuCl2 + ZnO = ZnCl2 + CuO
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
H2Cr2O7 + Be(OH)2 = BeCr2O7 + H2O =>
H2Cr2O7 + Be(OH)2 = BeCr2O7 + 2 H2O
MgO2H2 + HCl = MgCl2 + H2O =>
MgO2H2 + 2 HCl = MgCl2 + 2 H2O
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
NaClO3 + KI = KIO3 + NaCl =>
NaClO3 + KI = KIO3 + NaCl
Na[B(OCH3)4] + H2O = CH3OH + B(OH)3 + NaOH =>
Na[B(OCH3)4] + 4 H2O = 4 CH3OH + B(OH)3 + NaOH
CaSO3 + NaNO3 = Ca(NO3)2 + Na2SO3 =>
CaSO3 + 2 NaNO3 = Ca(NO3)2 + Na2SO3
NiSO3 = NiO + SO2 =>
NiSO3 = NiO + SO2
Zn(CN)2 + H3O{+} = H2O + Zn{2+} + HCN =>
Zn(CN)2 + 2 H3O{+} = 2 H2O + Zn{2+} + 2 HCN
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