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2 KMnO4 + 3 NaAsO2 + H2SO4 = 3 NaAsO3 + 2 MnO2 + K2SO4 + H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
(CH3)4NI3 + AgNO3 = (CH3)4N2O3 + AgI + I2 =>
(CH3)4NI3 + AgNO3 = (CH3)4N2O3 + AgI + I2
NO + CO2 = NO2 + CO =>
NO + CO2 = NO2 + CO
PO4 = P + O4 =>
PO4 = P + O4
S + K = K2S =>
S + 2 K = K2S
C6H14 + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
5 C6H14 + 38 KMnO4 + 57 H2SO4 = 30 CO2 + 19 K2SO4 + 38 MnSO4 + 92 H2O
K + O2 = K2O =>
4 K + O2 = 2 K2O
N2O + Cu = N2 + Cu2O =>
N2O + 2 Cu = N2 + Cu2O
NaOH + OH = NaO + H2O =>
NaOH + OH = NaO + H2O
C6H6 + KMnO4 + H2O = C2H2(OH)2 + MnO2 + KOH =>
C6H6 + 2 KMnO4 + 4 H2O = 3 C2H2(OH)2 + 2 MnO2 + 2 KOH
Co(NO3)2(aq) + NaCl(aq) = CoCl2(s) + NaNO3(aq) =>
Co(NO3)2(aq) + 2 NaCl(aq) = CoCl2(s) + 2 NaNO3(aq)
NaHCO3(s) = Na2CO3(s)*H2OCO2 =>
2 NaHCO3(s) = Na2CO3(s)*H2OCO2
ZnCl2 + CH3COONa = (CH3COO)2Zn + NaCl =>
ZnCl2 + 2 CH3COONa = (CH3COO)2Zn + 2 NaCl
HClO + SO2 = ClSO3H =>
HClO + SO2 = ClSO3H
NH4NO3 + K2O = KNO3 + H2O + NH3 =>
2 NH4NO3 + K2O = 2 KNO3 + H2O + 2 NH3
Mg3(PO4)2 + HNO3 = Mg(NO3)2 + H3PO4 =>
Mg3(PO4)2 + 6 HNO3 = 3 Mg(NO3)2 + 2 H3PO4
Na2CO3(aq) + KOH(aq) = NaOH(aq) + K2CO3(s) =>
Na2CO3(aq) + 2 KOH(aq) = 2 NaOH(aq) + K2CO3(s)
Na2S2O3 + H2O2 = Na2SO4 + H2SO4 + H2O =>
Na2S2O3 + 4 H2O2 = Na2SO4 + H2SO4 + 3 H2O
NiCl2 + NH4OH = Ni(OH)2 + NH4Cl =>
NiCl2 + 2 NH4OH = Ni(OH)2 + 2 NH4Cl
CH3COONa + H2SO4 = CH3COOH + Na2SO4 =>
2 CH3COONa + H2SO4 = 2 CH3COOH + Na2SO4
KCl + Br2 = KBr + Cl =>
2 KCl + Br2 = 2 KBr + 2 Cl
AlCl3 + Na(OH) = Na(AlO2) + NaCl + H2O =>
AlCl3 + 4 Na(OH) = Na(AlO2) + 3 NaCl + 2 H2O
Ca = Ca0 =>
Ca = Ca0
HCl + K2Cr2O7 + NaI = CrCl3 + NaIO4 + KCl + H2O =>
32 HCl + 4 K2Cr2O7 + 3 NaI = 8 CrCl3 + 3 NaIO4 + 8 KCl + 16 H2O
Fe + CaCO3 = Fe2(CO3)3 + Ca =>
2 Fe + 3 CaCO3 = Fe2(CO3)3 + 3 Ca
NaI(aq) + Cl2(aq) = NaCl + I2 =>
2 NaI(aq) + Cl2(aq) = 2 NaCl + I2
ZnC4H6O4 + CsOH = Zn(OH)2 + C2H3CsO2 =>
ZnC4H6O4 + 2 CsOH = Zn(OH)2 + 2 C2H3CsO2
Cl2 + CsBr = Cl2Br + Cs =>
Cl2 + CsBr = Cl2Br + Cs
(NH4)2CO3 + Mg2(SO4)2 = (NH4)2SO4 + Mg2(CO3)2 =>
2(NH4)2CO3 + Mg2(SO4)2 = 2(NH4)2SO4 + Mg2(CO3)2
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
Tl2(SO4) + KI = TlI + K2(SO4) =>
Tl2(SO4) + 2 KI = 2 TlI + K2(SO4)
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Au + N2 = AuN =>
2 Au + N2 = 2 AuN
Ca3(PO4)2 = Ca3O8 + P4 =>
2 Ca3(PO4)2 = 2 Ca3O8 + P4
KNO2 + C12H22O11 = N2 + CO2 + H2O + K2CO3 =>
16 KNO2 + C12H22O11 = 8 N2 + 4 CO2 + 11 H2O + 8 K2CO3
CrBr3 + I2 = CrI + Br =>
2 CrBr3 + I2 = 2 CrI + 6 Br
CoCl2 + NH4Cl + NH4OH + H2O2 = (Co(NH3)6)Cl3 + H2O =>
2 CoCl2 + 2 NH4Cl + 10 NH4OH + H2O2 = 2(Co(NH3)6)Cl3 + 12 H2O
As2S5 + H2O = AsO4 + SO4 + H =>
As2S5 + 28 H2O = 2 AsO4 + 5 SO4 + 56 H
LiOH + Pb(NO3)2 = Li(NO3) + Pb(OH)2 =>
2 LiOH + Pb(NO3)2 = 2 Li(NO3) + Pb(OH)2
CrS(s) + O2(g) = CrO(s) + SO2(g) =>
2 CrS(s) + 3 O2(g) = 2 CrO(s) + 2 SO2(g)
AgNO3 + K2SO4 = Ag2SO4 + KNO3 =>
2 AgNO3 + K2SO4 = Ag2SO4 + 2 KNO3
Na2S + KCl = NaCl + K2S =>
Na2S + 2 KCl = 2 NaCl + K2S
C57H104O6 + NaOH = NaC18H33O2 + C3H8O3 =>
C57H104O6 + 3 NaOH = 3 NaC18H33O2 + C3H8O3
Hg2Cl2 + NaOH = Hg + HgO + H2O + NaCl =>
Hg2Cl2 + 2 NaOH = Hg + HgO + H2O + 2 NaCl
PbS + NaOH = Pb + Na2S + OH =>
PbS + 2 NaOH = Pb + Na2S + 2 OH
Rb2S + Fe(NO3)3 = RbNO3 + Fe2S3 =>
3 Rb2S + 2 Fe(NO3)3 = 6 RbNO3 + Fe2S3
H2Cr2O7 + SO2 = Cr2(SO4)3 + H2O =>
H2Cr2O7 + 3 SO2 = Cr2(SO4)3 + H2O
Cu3(OH)2(CO3)2 + H{+} = Cu{+2} + H2O + HCO3{-} =>
Cu3(OH)2(CO3)2 + 4 H{+} = 3 Cu{+2} + 2 H2O + 2 HCO3{-}
K2CO3 + HOH = KHCO3 + KOH =>
K2CO3 + HOH = KHCO3 + KOH
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