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4 KMnO4 + 4 NaOH = 4 MnO2 + 3 O2 + 4 KOH + 2 Na2O
CO + H2O2 = C6H12O6 + O2 =>
6 CO + 6 H2O2 = C6H12O6 + 6 O2
(NH4)2S + NiBr2 = (NH4)2Br2 + NiS =>
(NH4)2S + NiBr2 = (NH4)2Br2 + NiS
CoO + Cr2O3 = CoCr2O4 =>
CoO + Cr2O3 = CoCr2O4
C6H5CH3 + Br2 = C6H5CH2 + HBr =>
2 C6H5CH3 + Br2 = 2 C6H5CH2 + 2 HBr
CaSO3(t) = CaO + SO2 =>
CaSO3(t) = CaO + SO2
NaNH2 + O2 = Na2O + NO2 + H2O =>
4 NaNH2 + 7 O2 = 2 Na2O + 4 NO2 + 4 H2O
Mn(NO3)4 + KOH = MnOH + K(NO3)4 =>
Mn(NO3)4 + KOH = MnOH + K(NO3)4
K2Cr2O7 + NaCl + H2SO4 = CrO2Cl2 + K2SO4 + Na2SO4 + H2O =>
K2Cr2O7 + 4 NaCl + 3 H2SO4 = 2 CrO2Cl2 + K2SO4 + 2 Na2SO4 + 3 H2O
Br + ZnI2 = BrI + Zn =>
2 Br + ZnI2 = 2 BrI + Zn
HgO + KI + H2O = HgI4 + OH + K =>
HgO + 4 KI + H2O = HgI4 + 2 OH + 4 K
C4H10O(g) + O2(g) = CO2(g) + H2O(l) =>
C4H10O(g) + 6 O2(g) = 4 CO2(g) + 5 H2O(l)
Ag2S(s) = Ag + S =>
Ag2S(s) = 2 Ag + S
Fe(II) + CuSO4 = FeSO4 + Cu(II) =>
Fe(II) + CuSO4 = FeSO4 + Cu(II)
C6H5COOH + HF = C6H5COF + H2O =>
C6H5COOH + HF = C6H5COF + H2O
CaCl2 + Li2S = LiCl + CaS =>
CaCl2 + Li2S = 2 LiCl + CaS
Mg + NaOH + H2O = NaMg(OH)4 + H2 =>
2 Mg + 2 NaOH + 6 H2O = 2 NaMg(OH)4 + 3 H2
Cu + CH3COOH = Cu(CH3COO)2 + H2 =>
Cu + 2 CH3COOH = Cu(CH3COO)2 + H2
Br + KCl = KBr + Cl =>
Br + KCl = KBr + Cl
Mg(OH)2 + H2O = MgO2 + H3O =>
Mg(OH)2 + 2 H2O = MgO2 + 2 H3O
C2H5OH + HCOOH = C3H6O2 + H2O =>
C2H5OH + HCOOH = C3H6O2 + H2O
KClO3 + Pb(NO3)2 = K(NO3)2 + PbClO3 =>
KClO3 + Pb(NO3)2 = K(NO3)2 + PbClO3
Ag + MgBr2 = AgBr + Mg =>
2 Ag + MgBr2 = 2 AgBr + Mg
C6H5NO2 + Na2S + H2O = C6H5NH2 + Na2S2O3 + NaOH =>
4 C6H5NO2 + 6 Na2S + 7 H2O = 4 C6H5NH2 + 3 Na2S2O3 + 6 NaOH
K3PO4 + HOH = K3O + H2PO4 =>
K3PO4 + HOH = K3O + H2PO4
Ni(NO3)4 + Rb2S = Rb(NO3)2 + NiS =>
Ni(NO3)4 + Rb2S = 2 Rb(NO3)2 + NiS
Ag2O + NH4OH + NH4NO3 = (Ag(NH3)2)NO3 + H2O =>
Ag2O + 2 NH4OH + 2 NH4NO3 = 2(Ag(NH3)2)NO3 + 3 H2O
Ag0 + CuSO4 = Ag2SO4 + Cu =>
2 Ag0 + CuSO4 = Ag2SO4 + Cu
Cr(NO3)3*9H2O = Cr2O3 + N2O5 + H2O =>
2 Cr(NO3)3*9H2O = Cr2O3 + 3 N2O5 + 18 H2O
Ag(NO3) + HBr = AgBr + HNO3 =>
Ag(NO3) + HBr = AgBr + HNO3
FeZn + HCl = H + FeCl2 + Zn =>
FeZn + 2 HCl = 2 H + FeCl2 + Zn
Zn + Ba(OH)2 = Ba + Zn(OH)2 =>
Zn + Ba(OH)2 = Ba + Zn(OH)2
ZnCl2 + O2 = ZnO2 + Cl2 =>
ZnCl2 + O2 = ZnO2 + Cl2
C3H + H2O = H2 + CO2 =>
2 C3H + 12 H2O = 13 H2 + 6 CO2
Rb(s) + O2(g) = RbO2 =>
Rb(s) + O2(g) = RbO2
Ni + AuNO2 = Ni(NO2)2 + Au =>
Ni + 2 AuNO2 = Ni(NO2)2 + 2 Au
Ca3(PO4)2 + SiO2 + C2 = Ca2O4Si + P + CO =>
2 Ca3(PO4)2 + 3 SiO2 + 5 C2 = 3 Ca2O4Si + 4 P + 10 CO
CH3COOH + NaCl = HCl + NaCH3COO =>
CH3COOH + NaCl = HCl + NaCH3COO
Co(OH)2 + HClO4 = CoClO4 + H(OH)2 =>
Co(OH)2 + HClO4 = CoClO4 + H(OH)2
Kr + F2 = KrF6 =>
Kr + 3 F2 = KrF6
Cu(OH)2 + H4As2O5 = Cu2(As2O5) + H2O =>
2 Cu(OH)2 + H4As2O5 = Cu2(As2O5) + 4 H2O
SnO2 + NaOH = Na2SnO3 + H2O =>
SnO2 + 2 NaOH = Na2SnO3 + H2O
AuI = Au + I2 =>
2 AuI = 2 Au + I2
Cu(NO3)2 + K3Fe(CN)6 = CuFe(CN)6 + K3(NO3)2 =>
Cu(NO3)2 + K3Fe(CN)6 = CuFe(CN)6 + K3(NO3)2
VO2{+} + SO2 = VO{2+} + SO4{2-} =>
2 VO2{+} + SO2 = 2 VO{2+} + SO4{2-}
Rb2CO3 = CO2 + Rb + O2 =>
2 Rb2CO3 = 2 CO2 + 4 Rb + O2
NaNO3 + Cu + H2SO4 = CuSO4 + Na2SO4 + NO2 + H2O =>
2 NaNO3 + Cu + 2 H2SO4 = CuSO4 + Na2SO4 + 2 NO2 + 2 H2O
SnI2 + H2O = Sn(OH)2 + HI =>
SnI2 + 2 H2O = Sn(OH)2 + 2 HI
PbO2 + Cl = PbCl2 + O2 =>
PbO2 + 2 Cl = PbCl2 + O2
Ba + MgBr2 = BaBr2 + Mg =>
Ba + MgBr2 = BaBr2 + Mg
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