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2 H7 + O7 = 7 H2O
H2SO4 + K(Al(OH)4) = Al(OH)3 + H2O + K2SO4 =>
H2SO4 + 2 K(Al(OH)4) = 2 Al(OH)3 + 2 H2O + K2SO4
Fe + Br2Cu = Cu + Br2Fe =>
Fe + Br2Cu = Cu + Br2Fe
NF3 + H2O = NHO2 + HF =>
NF3 + 2 H2O = NHO2 + 3 HF
FeS*CuS + HNO3 = Fe(NO3)3 + Cu(NO3)2 + NO + H2O + SO2 =>
3 FeS*CuS + 28 HNO3 = 3 Fe(NO3)3 + 3 Cu(NO3)2 + 13 NO + 14 H2O + 6 SO2
Mo + HNO3 = Mo(NO3)6 + H2O + N2O =>
4 Mo + 30 HNO3 = 4 Mo(NO3)6 + 15 H2O + 3 N2O
HCOOCH3 + H2 = CH4 + H2O =>
HCOOCH3 + 4 H2 = 2 CH4 + 2 H2O
HNO2 + PbCO3 = Pb(NO2)2 + H2CO3 =>
2 HNO2 + PbCO3 = Pb(NO2)2 + H2CO3
CH3CHCHCH3 + KMnO4 + H2SO4 = COOHCHCHCOOH + K2SO4 + MnSO4 + H2O =>
5 CH3CHCHCH3 + 12 KMnO4 + 18 H2SO4 = 5 COOHCHCHCOOH + 6 K2SO4 + 12 MnSO4 + 28 H2O
C4H6O3 + NaOH = C2H3O2Na + H2O =>
C4H6O3 + 2 NaOH = 2 C2H3O2Na + H2O
KOH(aq) + HNO3 = KNO3(aq) + H2O(l) =>
KOH(aq) + HNO3 = KNO3(aq) + H2O(l)
S + H2SO4 = H2SO2 + SO2 =>
S + H2SO4 = H2SO2 + SO2
NH4{+} + CaO = Ca{2+} + NH3 + H2O =>
2 NH4{+} + CaO = Ca{2+} + 2 NH3 + H2O
CrO2{-} + OH{-} = CrO42{-} + H2O + e =>
CrO2{-} + 80 OH{-} = CrO42{-} + 40 H2O + 80e
NH3 + CuSO4 = [Cu(NH3)]{2+} + SO4{2-} =>
NH3 + CuSO4 = [Cu(NH3)]{2+} + SO4{2-}
Me + Cl2 = MeCl3 =>
2 Me + 3 Cl2 = 2 MeCl3
Sn(NO3)2 + HgCl2 = SnCl2 + Hg(NO3)2 =>
Sn(NO3)2 + HgCl2 = SnCl2 + Hg(NO3)2
FeC2O4*2H20 + O2 = Fe2O3 + H2O + CO2 =>
4 FeC2O4*2H20 + 43 O2 = 2 Fe2O3 + 80 H2O + 8 CO2
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
KNO3 + KOH = K2NO4 + H =>
KNO3 + KOH = K2NO4 + H
P2S5(s) + PCl5(s) = PSCl3(g) =>
P2S5(s) + 3 PCl5(s) = 5 PSCl3(g)
Sm + S = Sm2S3 =>
2 Sm + 3 S = Sm2S3
K2SO4 + PbI2 = PbSO4 + KI =>
K2SO4 + PbI2 = PbSO4 + 2 KI
CrO2{-} + OH{-} = CrO42{-} + H2O + e =>
CrO2{-} + 80 OH{-} = CrO42{-} + 40 H2O + 80e
Sr(NO3)2(aq) + KCl(aq) = KNO3 + SrCl2 =>
Sr(NO3)2(aq) + 2 KCl(aq) = 2 KNO3 + SrCl2
AgNO3 = Ag + NO2 + O2 =>
2 AgNO3 = 2 Ag + 2 NO2 + O2
H2O + NO2 = NH3 + O2 =>
6 H2O + 4 NO2 = 4 NH3 + 7 O2
Ge + Cl2 = Ge1Cl4 =>
Ge + 2 Cl2 = Ge1Cl4
Hf + Ca = HfCa2 =>
Hf + 2 Ca = HfCa2
Ni(CH3COO)2(aq) + KOH(aq) = KCH3COO + Ni(OH)2(s) =>
Ni(CH3COO)2(aq) + 2 KOH(aq) = 2 KCH3COO + Ni(OH)2(s)
Al2(SO4) + Ca(OH) = CaSO4 + Al2(OH) =>
Al2(SO4) + Ca(OH) = CaSO4 + Al2(OH)
NaIO + SO + H2O = NaSO + H2SO4 + I2 =>
2 NaIO + 3 SO + H2O = 2 NaSO + H2SO4 + I2
Ca + HBr = CaBr2 + H2 =>
Ca + 2 HBr = CaBr2 + H2
CO2 + C = CO =>
CO2 + C = 2 CO
HBr + CO3Zn = H2O + CO2 + Br2Zn =>
2 HBr + CO3Zn = H2O + CO2 + Br2Zn
MgSO4 + SrNO3 = MgNO3 + SrSO4 =>
MgSO4 + SrNO3 = MgNO3 + SrSO4
CuS + Ca(CH3COO)2 = Cu(CH3COO)2 + CaS =>
CuS + Ca(CH3COO)2 = Cu(CH3COO)2 + CaS
Cr2O7{2-} + Hg{+} + H{+} = Cr + Hg{2+} + H2O =>
Cr2O7{2-} + 12 Hg{+} + 14 H{+} = 2 Cr + 12 Hg{2+} + 7 H2O
Cr2O5 + C = Cr + CO2 =>
2 Cr2O5 + 5 C = 4 Cr + 5 CO2
C5H7O2N + O2 = CO2 + H2O + NO3 =>
4 C5H7O2N + 29 O2 = 20 CO2 + 14 H2O + 4 NO3
Fe(CrO2)2 + Na2O2 = Fe2O3 + NaCrO4 + Na2O =>
2 Fe(CrO2)2 + 9 Na2O2 = Fe2O3 + 4 NaCrO4 + 7 Na2O
Li2S + HCl = LiCl + H2S =>
Li2S + 2 HCl = 2 LiCl + H2S
Hg2(NO3)2 + Al = Al2O3 + HgNO2 =>
3 Hg2(NO3)2 + 4 Al = 2 Al2O3 + 6 HgNO2
CaCl2 + AgC2H3O2 = AgCl + Ca(C2H3O2)2 =>
CaCl2 + 2 AgC2H3O2 = 2 AgCl + Ca(C2H3O2)2
CuFeS2 + H2SO4 = CuSO4 + S + Fe2O3 + H2O =>
6 CuFeS2 + 11 H2SO4 = 6 CuSO4 + 17 S + 3 Fe2O3 + 11 H2O
CO2 + H2O + LiNO3 = Li2CO3 + HNO3 =>
CO2 + H2O + 2 LiNO3 = Li2CO3 + 2 HNO3
Cr + KOH + H2O = KCr(OH)4 + H2 =>
2 Cr + 2 KOH + 6 H2O = 2 KCr(OH)4 + 3 H2
Fe(NO3)3(aq) + (NH4)3PO4(aq) = FePO4(s) + NH4NO3(aq) =>
Fe(NO3)3(aq) + (NH4)3PO4(aq) = FePO4(s) + 3 NH4NO3(aq)
FeCl2 = Fe3 + Cl6 =>
3 FeCl2 = Fe3 + Cl6
PhCH2CHO + KMnO4 + H2SO4 = PhCH2COOH + MnSO4 + H2O + KOH =>
5 PhCH2CHO + 2 KMnO4 + 2 H2SO4 = 5 PhCH2COOH + 2 MnSO4 + H2O + 2 KOH
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