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Br2 + 2e = 2 Br{-}1
BaO + Ba2Si = BaSiO3 + Ba =>
3 BaO + Ba2Si = BaSiO3 + 4 Ba
COOHCOOH + Ca(HCO3)2 = (COO)2Ca + H2O + CO2 =>
COOHCOOH + Ca(HCO3)2 = (COO)2Ca + 2 H2O + 2 CO2
CH3CHOHCH3 + Cu(OH)2 = CH3COCH3 + Cu2O + H2O =>
CH3CHOHCH3 + 2 Cu(OH)2 = CH3COCH3 + Cu2O + 3 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
NaI + FeSO4 + HCl = H2S + I2 + FeCl + NaCl + H2O =>
18 NaI + 2 FeSO4 + 20 HCl = 2 H2S + 9 I2 + 2 FeCl + 18 NaCl + 8 H2O
HNO3 + H2S = NO2 + H2O + S =>
2 HNO3 + H2S = 2 NO2 + 2 H2O + S
Fe(CN)2 + Sn = Fe + Sn(CN)2 =>
Fe(CN)2 + Sn = Fe + Sn(CN)2
K2[Zn(OH)4] + SO2 = Zn(OH)2 + K2SO3 + H2O =>
K2[Zn(OH)4] + SO2 = Zn(OH)2 + K2SO3 + H2O
NaClO + Br2O3 + NaOH = NaBrO3 + NaCl + H2O =>
2 NaClO + Br2O3 + 2 NaOH = 2 NaBrO3 + 2 NaCl + H2O
FeS2 + O2 = Fe2O + SO2 =>
4 FeS2 + 9 O2 = 2 Fe2O + 8 SO2
C + Cl = CCl4 =>
C + 4 Cl = CCl4
Sn + Hg(NO3)2 = Sn(NO3) + Hg =>
2 Sn + Hg(NO3)2 = 2 Sn(NO3) + Hg
Ba(NO3)2 + Fe(NO3)39H2O = Ba(Fe12O19) + NO2 + O2 + H2O =>
2 Ba(NO3)2 + 24.000000000001Fe(NO3)39H2O = 2.0000000000001Ba(Fe12O19) + 940.00000000003NO2 + 451.00000000001O2 + 24.000000000001H2O
CoCl2H2O = CoCl2 + H2O =>
CoCl2H2O = CoCl2 + H2O
Fl2 + H2O = HFl + O3 =>
3 Fl2 + 3 H2O = 6 HFl + O3
Fe2O3 + FeS = Fe3O4 + SO2 =>
10 Fe2O3 + FeS = 7 Fe3O4 + SO2
ClO + OH = ClO3 + H2O =>
ClO + 4 OH = ClO3 + 2 H2O
Mg + O2 = MgO(g) =>
2 Mg + O2 = 2 MgO(g)
NaCH3COO + NaOH = CH3COOH + Na2O =>
NaCH3COO + NaOH = CH3COOH + Na2O
Mg + HCl + KNO3 = MgCl2 + NO + KCl + H2O =>
3 Mg + 8 HCl + 2 KNO3 = 3 MgCl2 + 2 NO + 2 KCl + 4 H2O
MnCl2 + K2CrO4 = MnCrO4 + KCl =>
MnCl2 + K2CrO4 = MnCrO4 + 2 KCl
Na2MnO4 + K2SO4 + H2SO4 = KMnO4 + MnO2 + H2O + Na2SO4 =>
3 Na2MnO4 + K2SO4 + 2 H2SO4 = 2 KMnO4 + MnO2 + 2 H2O + 3 Na2SO4
Cl(g) + NaI(s) = NaCl(s) + I(g) =>
Cl(g) + NaI(s) = NaCl(s) + I(g)
Ba(OH)2 + H4SiO4 = Ba2(SiO4) + H2O =>
2 Ba(OH)2 + H4SiO4 = Ba2(SiO4) + 4 H2O
K2SO4(aq) + Na3Po4(aq) = K3Po4 + Na2SO4 =>
3 K2SO4(aq) + 2 Na3Po4(aq) = 2 K3Po4 + 3 Na2SO4
Na2CO3 + HCl + Ca(OH)2 = NaCl + H2O + CaCO3 =>
Na2CO3 + 2 HCl + Ca(OH)2 = 2 NaCl + 2 H2O + CaCO3
Al + NaOH + H2C2O4*2H2O = Na3[Al(C2O4)3] + H2 + H2O =>
2 Al + 6 NaOH + 6 H2C2O4*2H2O = 2 Na3[Al(C2O4)3] + 3 H2 + 18 H2O
Zr(NO3)4 + H2O = Zr(OH)4 + HNO3 =>
Zr(NO3)4 + 4 H2O = Zr(OH)4 + 4 HNO3
AgCl + NH4NO3 = AgNO3 + NH4Cl =>
AgCl + NH4NO3 = AgNO3 + NH4Cl
C10H9N + O2 = CO2 + H2O + NO2 =>
4 C10H9N + 53 O2 = 40 CO2 + 18 H2O + 4 NO2
Cu(s) + H2O(g) = CuO(s) + H2(g) =>
Cu(s) + H2O(g) = CuO(s) + H2(g)
O3 + KI = K3O + I2 =>
2 O3 + 18 KI = 6 K3O + 9 I2
Mn2O3 + CN{-} + H2O = Mn(CN)6{4-} + (CN)2 + OH{-} =>
Mn2O3 + 14 CN{-} + 3 H2O = 2 Mn(CN)6{4-} + (CN)2 + 6 OH{-}
K2Cr2O7 + PH4Cl + H2SO4 = H3PO4 + KCl + CrSO4 + KHSO4 + H2O =>
K2Cr2O7 + PH4Cl + 3 H2SO4 = H3PO4 + KCl + 2 CrSO4 + KHSO4 + 3 H2O
Ca + CrO = CaO + Cr =>
Ca + CrO = CaO + Cr
Na(Al(OH)4) + NH4Cl = Al(OH)3 + NH4OH + NaCl =>
Na(Al(OH)4) + NH4Cl = Al(OH)3 + NH4OH + NaCl
CdS + H = Cd + HS =>
CdS + H = Cd + HS
CH3OOOCH2CH2OOCCH3 + O2 = CO2 + H2O =>
CH3OOOCH2CH2OOCCH3 + 5 O2 = 5 CO2 + 5 H2O
C2O4H2 + C2H5OH = C6H10O4 + H2O =>
C2O4H2 + 2 C2H5OH = C6H10O4 + 2 H2O
I2 + F = IF =>
I2 + 2 F = 2 IF
AgNO3 + F = AgF + NO3 =>
AgNO3 + F = AgF + NO3
NaBO3 + KI + H2SO4 = Na2SO4 + K2SO4 + B2O3 + H2O + I2 =>
2 NaBO3 + 4 KI + 3 H2SO4 = Na2SO4 + 2 K2SO4 + B2O3 + 3 H2O + 2 I2
Co(OH)2 + H2S = H2O + Co2(S)2 =>
2 Co(OH)2 + 2 H2S = 4 H2O + Co2(S)2
CH3COOH + CH3CH2OH = CHCOOCH2CH3 + H2O =>
3 CH3COOH + CH3CH2OH = 2 CHCOOCH2CH3 + 3 H2O
MnO4{-} + ClO{-} + H{+} = Mn{2+} + ClO4{-} + H2O =>
6 MnO4{-} + 5 ClO{-} + 18 H{+} = 6 Mn{2+} + 5 ClO4{-} + 9 H2O
Na + Fe(No3)2 = Na(No3) + Fe =>
2 Na + Fe(No3)2 = 2 Na(No3) + Fe
K2CrO4 + H2SO4 + KNO2 = Cr2(SO4)3 + KNO3 + K2SO4 + H2O =>
2 K2CrO4 + 5 H2SO4 + 3 KNO2 = Cr2(SO4)3 + 3 KNO3 + 2 K2SO4 + 5 H2O
KIO3 + SO2 = KI + SO3 =>
KIO3 + 3 SO2 = KI + 3 SO3
HNO3 + NH4OH = NH4O + H2O =>
HNO3 + 7 NH4OH = 8 NH4O + 2 H2O
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