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2 Sn + 3 Zn{2+} = 2 Sn{3+} + 3 Zn
I{-} = I2 + {-} =>
2 I{-} = I2 + 2e
(NH4)3PO4 + AgC2H3O2 = C2H7NO2 + Ag3PO4 =>
(NH4)3PO4 + 3 AgC2H3O2 = 3 C2H7NO2 + Ag3PO4
(NH4) = H2 + NH3 =>
2(NH4) = H2 + 2 NH3
Na2CuO2 = CuO + Na2O =>
Na2CuO2 = CuO + Na2O
FeCl2 + HBrO + HCl = FeCl3 + FeBr3 + H2O =>
6 FeCl2 + 3 HBrO + 3 HCl = 5 FeCl3 + FeBr3 + 3 H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
K1 = K2 =>
2 K1 = K2
CO2S3 + H2O2 = COSO4 + H2O + H2SO4 =>
CO2S3 + 9 H2O2 = COSO4 + 7 H2O + 2 H2SO4
CuO + NH3 + H2O = [Cu(NH3)4(H2O)2](OH)2 =>
CuO + 4 NH3 + 3 H2O = [Cu(NH3)4(H2O)2](OH)2
OCN{-} + H{+} + H2O = H2CO3 + NH4{+} =>
OCN{-} + 2 H{+} + 2 H2O = H2CO3 + NH4{+}
H2SO4 + K = K2SO4 + H2 =>
H2SO4 + 2 K = K2SO4 + H2
CuS + HNO3 = Cu + SO4 + NO2 + H2O =>
CuS + 8 HNO3 = Cu + SO4 + 8 NO2 + 4 H2O
Ba(ClO3)2 + K3PO4 = Ba3(PO4)2 + K(ClO3) =>
3 Ba(ClO3)2 + 2 K3PO4 = Ba3(PO4)2 + 6 K(ClO3)
Na2SO3(aq) + S8(s) = Na2S2O3 =>
8 Na2SO3(aq) + S8(s) = 8 Na2S2O3
Ba3(PO4)2 + MnSO4 = BaSO4 + Mn3(PO4)2 =>
Ba3(PO4)2 + 3 MnSO4 = 3 BaSO4 + Mn3(PO4)2
CaS + CuCl2 = CuS + CaCl2 =>
CaS + CuCl2 = CuS + CaCl2
NaCO2 + Na2S + SO2 = Na2S2O3 + CO2 =>
2 NaCO2 + Na2S + 3 SO2 = 2 Na2S2O3 + 2 CO2
H2O = H2 + O2O =>
3 H2O = 3 H2 + O2O
Fe2(SO)4 + AgNO3 = Ag(SO4) + Fe(NO3)2 + NO2 + Ag =>
Fe2(SO)4 + 16 AgNO3 = 4 Ag(SO4) + 2 Fe(NO3)2 + 12 NO2 + 12 Ag
Ca3N2 + HI = CaI2 + NH4I =>
Ca3N2 + 8 HI = 3 CaI2 + 2 NH4I
F + O = FO3 =>
F + 3 O = FO3
NaOH + KNO3 = NaNO3KOH =>
NaOH + KNO3 = NaNO3KOH
HNO2 + Ca = Ca(NO2)2H2 =>
2 HNO2 + Ca = Ca(NO2)2H2
K + Na2SO4 = K2SO4 + Na2 =>
2 K + Na2SO4 = K2SO4 + Na2
NaOH + FeF3 = Fe(OH)3 + Na + F =>
3 NaOH + FeF3 = Fe(OH)3 + 3 Na + 3 F
CuO + Na2(SO4) = Cu(SO4) + Na2O =>
CuO + Na2(SO4) = Cu(SO4) + Na2O
AlCl3 + NH3*H2O = Al(OH)3 + NH4Cl =>
AlCl3 + 3 NH3*H2O = Al(OH)3 + 3 NH4Cl
K2SO3 + FeS = K2S + FeSO3 =>
K2SO3 + FeS = K2S + FeSO3
Na2CO3*10H2O + HCl = NaCl + CO2 + H2O =>
Na2CO3*10H2O + 2 HCl = 2 NaCl + CO2 + 11 H2O
PO + H = P + H2O =>
PO + 2 H = P + H2O
BaCO3 + H2O + CO2 = Ba(HCO3)2 =>
BaCO3 + H2O + CO2 = Ba(HCO3)2
Ni + HCl = H2 + NiCl2 =>
Ni + 2 HCl = H2 + NiCl2
AgHNO2 = AgNO2H =>
AgHNO2 = AgNO2H
Ag2Cu + HNO3 = AgHNO3 + Cu =>
Ag2Cu + 2 HNO3 = 2 AgHNO3 + Cu
FeS + SO2 = Fe2(SO4)3 + S =>
2 FeS + 6 SO2 = Fe2(SO4)3 + 5 S
Cr + S3 = Cr3S8 =>
9 Cr + 8 S3 = 3 Cr3S8
HC4 + O2 = CO + H2O =>
4 HC4 + 9 O2 = 16 CO + 2 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Cr2O7{-2} + CH3OH + H{+} = Cr{+3} + HCO2H + H2O =>
2 Cr2O7{-2} + 3 CH3OH + 16 H{+} = 4 Cr{+3} + 3 HCO2H + 11 H2O
Cr2O7{-2} + CH3OH + H{+} = Cr{3+} + HCO2H + H2O =>
2 Cr2O7{-2} + 3 CH3OH + 16 H{+} = 4 Cr{3+} + 3 HCO2H + 11 H2O
KII2H2O = HI3KOH =>
KII2H2O = HI3KOH
CH3CH2OH + Cr2O7{-2} + H{+} = CH3COOH + Cr{3+} + H2O =>
3 CH3CH2OH + 2 Cr2O7{-2} + 16 H{+} = 3 CH3COOH + 4 Cr{3+} + 11 H2O
Zr(NO3)4 + N2H4CO = ZrO2 + N2 + CO2 + H2O =>
3 Zr(NO3)4 + 10 N2H4CO = 3 ZrO2 + 16 N2 + 10 CO2 + 20 H2O
Cr2O7{-2} + CH3OH + H{+} = Cr{3+} + HCO2H + H2O =>
2 Cr2O7{-2} + 3 CH3OH + 16 H{+} = 4 Cr{3+} + 3 HCO2H + 11 H2O
Fe + ZnSO4 = FeSO4 + Zn =>
Fe + ZnSO4 = FeSO4 + Zn
Fe + CuCl2 = FeCl3 + Cu =>
2 Fe + 3 CuCl2 = 2 FeCl3 + 3 Cu
KOH + H2C2O4 = K2C2O4 + HOH =>
2 KOH + H2C2O4 = K2C2O4 + 2 HOH
C5H6 + H2 = C5H12 =>
C5H6 + 3 H2 = C5H12
SIO2 + KOH = K2SIO3 + H2O =>
SIO2 + 2 KOH = K2SIO3 + H2O
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