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4 KI + 2 Na2S2O3 + 2 CuSO4 = 2 CuI + 2 K2SO4 + Na2S4O6 + 2 NaI
La + O = La2O3 =>
2 La + 3 O = La2O3
Mn + FeCl2 = MnCl + Fe =>
2 Mn + FeCl2 = 2 MnCl + Fe
H3C6H5O7 + O2 = CO2 + H2O =>
2 H3C6H5O7 + 9 O2 = 12 CO2 + 8 H2O
Zn + Cl2 = ZnCl2 =>
Zn + Cl2 = ZnCl2
NaCN + HNO3 = NaNO3 + HCN =>
NaCN + HNO3 = NaNO3 + HCN
SO2 + FeS = FeS2 + Fe3O4 =>
2 SO2 + 8 FeS = 5 FeS2 + Fe3O4
Si + H2O = SiH4 + O2 =>
Si + 2 H2O = SiH4 + O2
NaI + SnCl4 = NaCl + SnCl2 + I2 =>
2 NaI + SnCl4 = 2 NaCl + SnCl2 + I2
H3(PO4) + LiOH = Li(PO4) + H3OH =>
H3(PO4) + LiOH = Li(PO4) + H3OH
NO + HClO3 + H2O = HNO2 + HCl =>
6 NO + HClO3 + 3 H2O = 6 HNO2 + HCl
Cr2H8N2O7 = N + Cr2O3 + H2O =>
Cr2H8N2O7 = 2 N + Cr2O3 + 4 H2O
glucose + CuSO4*5H2O + NaOH = C6H12O7Na + Cu2O + Na2SO4 + H2O =>
2 C6H12O6 + 2 CuSO4*5H2O + 6 NaOH = 2 C6H12O7Na + Cu2O + 2 Na2SO4 + 13 H2O
CH3CHOHCH3 + NaOH = CH3CHONaCH3 + H2O =>
CH3CHOHCH3 + NaOH = CH3CHONaCH3 + H2O
FeSO4 + I2 = FeI2 + SO2 + O2 =>
FeSO4 + I2 = FeI2 + SO2 + O2
ZnCO3 + HF = H2O + CO2 + ZnF2 =>
ZnCO3 + 2 HF = H2O + CO2 + ZnF2
MnSO4 + ZnO2 + H2SO4 = HMnO4 + ZnSO4 + H2O =>
2 MnSO4 + 5 ZnO2 + 3 H2SO4 = 2 HMnO4 + 5 ZnSO4 + 2 H2O
Ca(OH)2 + CuO = CuOH + CaO2 =>
Ca(OH)2 + 2 CuO = 2 CuOH + CaO2
Mn4Ta2O9 + Mn2FeMoO6 = Mn16Fe6Ta2Mo6O45 =>
Mn4Ta2O9 + 6 Mn2FeMoO6 = Mn16Fe6Ta2Mo6O45
H2O + CO2 = H2CO3 =>
H2O + CO2 = H2CO3
NH4OHNO3 + H2O = NH4OH + HNO3 =>
8 NH4OHNO3 + 2 H2O = 7 NH4OH + 9 HNO3
Na2Co3 + K2SO4 = K2Co3 + Na2SO4 =>
Na2Co3 + K2SO4 = K2Co3 + Na2SO4
C4H10 + NaOH = C4H9Na + H2O =>
C4H10 + NaOH = C4H9Na + H2O
Co(ll) + H2O = H2 + Co(OH)2 =>
Co(ll) + 2 H2O = H2 + Co(OH)2
Al2O3 + CO = Al + CO2* =>
Al2O3 + 3 CO = 2 Al + 3 CO2*
Zn + CUSO4 = Zn(SO4) + CU =>
Zn + CUSO4 = Zn(SO4) + CU
Ag2O + NH3 + H2O = [Ag(NH3)2] + OH =>
Ag2O + 4 NH3 + H2O = 2[Ag(NH3)2] + 2 OH
Mg + NO3 + HCl = MgCl2 + HNO3 =>
Mg + 2 NO3 + 2 HCl = MgCl2 + 2 HNO3
KIO3 + KI + HCl = ICl + KCl + H2O =>
KIO3 + 2 KI + 6 HCl = 3 ICl + 3 KCl + 3 H2O
H2O + Na = H2 + NaOH =>
2 H2O + 2 Na = H2 + 2 NaOH
AgNO3(aq) + Na2CO3(s) = Ag2CO3(aq) + NaNO3(aq) =>
2 AgNO3(aq) + Na2CO3(s) = Ag2CO3(aq) + 2 NaNO3(aq)
Fe2(SO4)3(aq) + BaCl2(aq) = BaSO4(aq) + FeCl3(aq) =>
Fe2(SO4)3(aq) + 3 BaCl2(aq) = 3 BaSO4(aq) + 2 FeCl3(aq)
K2C2O4 = K + C + O =>
K2C2O4 = 2 K + 2 C + 4 O
KI + Mg(SO4) = MgI2 + K2(SO4) =>
2 KI + Mg(SO4) = MgI2 + K2(SO4)
Pb + K(ClO3) = Pb(ClO3) + K =>
Pb + K(ClO3) = Pb(ClO3) + K
Cr(OH)3 + OH{-} = [Cr(OH)6]{3-} =>
Cr(OH)3 + 3 OH{-} = [Cr(OH)6]{3-}
Si + H2O = SiH4 + O2 =>
Si + 2 H2O = SiH4 + O2
CH3CH2 + O2 = H2O + CH3COOH =>
4 CH3CH2 + 5 O2 = 2 H2O + 4 CH3COOH
K{+} + F{-} = KF =>
K{+} + F{-} = KF
N2 + H2O = NH3 + NO =>
5 N2 + 6 H2O = 4 NH3 + 6 NO
Ca(OH)2 + CuO = CuOH + CaO2 =>
Ca(OH)2 + 2 CuO = 2 CuOH + CaO2
Fe2O3 + NaOH + H2O = Na3Fe(OH)6 =>
Fe2O3 + 6 NaOH + 3 H2O = 2 Na3Fe(OH)6
HI + Ag = HIAg =>
HI + Ag = HIAg
SO2(g) + H2(g) = S(s) + H2O(g) =>
SO2(g) + 2 H2(g) = S(s) + 2 H2O(g)
CuSO4 + Ca(OH)2 = CaSO4 + Cu(OH)2 =>
CuSO4 + Ca(OH)2 = CaSO4 + Cu(OH)2
Co(NO3)2 + H2SO4 = CoSO4 + H2(NO3)2 =>
Co(NO3)2 + H2SO4 = CoSO4 + H2(NO3)2
Zn + (NH4)6Mo7O24 + HCl = (NH4)Cl + Mo5O14 + ZnCl2 + H2O =>
7 Zn + 5(NH4)6Mo7O24 + 44 HCl = 30(NH4)Cl + 7 Mo5O14 + 7 ZnCl2 + 22 H2O
Ca(OH)2 + CuO = CuOH + CaO2 =>
Ca(OH)2 + 2 CuO = 2 CuOH + CaO2
Fe2O3 + Cu = FeO + CuO =>
Fe2O3 + Cu = 2 FeO + CuO
CaS5 + HCl = S + CaCl2 + H2S =>
CaS5 + 2 HCl = 4 S + CaCl2 + H2S
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