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Zr + 2 H2O = ZrO2 + 2 H2
Na2CO3 + KAuCl4 + H2O = Au(OH)3 + CO2 + NaCl + KCl =>
3 Na2CO3 + 2 KAuCl4 + 3 H2O = 2 Au(OH)3 + 3 CO2 + 6 NaCl + 2 KCl
CaS + V2O5 = CaO + V2S5 =>
5 CaS + V2O5 = 5 CaO + V2S5
Be + (ClO)2 = Be(ClO)2 =>
Be + (ClO)2 = Be(ClO)2
Ca(ClO3)2 = CaCl2 + O2 =>
Ca(ClO3)2 = CaCl2 + 3 O2
CaCO3 + HCOOH = (HCOO)3Ca + CO2 + H2O =>
2 CaCO3 + 5 HCOOH = 2(HCOO)3Ca + CO2 + 2 H2O
Al(s) + FeCl2(aq) = Fe(s) + AlCl3(aq) =>
2 Al(s) + 3 FeCl2(aq) = 3 Fe(s) + 2 AlCl3(aq)
H2O + Cr2O7{2-} + I{-} = Cr{3+} + I2 + OH{-} =>
7 H2O + Cr2O7{2-} + 6 I{-} = 2 Cr{3+} + 3 I2 + 14 OH{-}
Fe + C6H8O7 + H2O = Fe2O3 + C6H12 =>
6 Fe + C6H8O7 + 2 H2O = 3 Fe2O3 + C6H12
HCO3 + HS = H2CO3 + S =>
HCO3 + HS = H2CO3 + S
I2 + H3AsO4 = IO3 + H3AsO3 =>
I2 + 6 H3AsO4 = 2 IO3 + 6 H3AsO3
KHSO4(s) = K2SO4(s) + H2O(g) + SO3(g) =>
2 KHSO4(s) = K2SO4(s) + H2O(g) + SO3(g)
NaH + NaCl = Na + HCl =>
NaH + NaCl = 2 Na + HCl
Fe(NO3)3 + K4(Fe(CN)6) = Fe4(Fe(CN)6)3 + K(NO3) =>
4 Fe(NO3)3 + 3 K4(Fe(CN)6) = Fe4(Fe(CN)6)3 + 12 K(NO3)
Fe(iii) + S8 = FeS =>
8 Fe(iii) + S8 = 8 FeS
C4H9OH + O2 = H2O + CO2 =>
C4H9OH + 6 O2 = 5 H2O + 4 CO2
NaOH + CH2O2 = NaO2 + CH2OH =>
NaOH + CH2O2 = NaO2 + CH2OH
Ni(NO3)2 + HCl = NiCl2 + HNO3 =>
Ni(NO3)2 + 2 HCl = NiCl2 + 2 HNO3
C3H8 + CoF3 = C3F8 + CoF2 + HF =>
C3H8 + 16 CoF3 = C3F8 + 16 CoF2 + 8 HF
BaI2 + (NH4)2CO4 = BaCO4 + NH4I =>
BaI2 + (NH4)2CO4 = BaCO4 + 2 NH4I
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Ba(CH3CO2)2 + KI = KI(CH3CO2)2 + Ba =>
Ba(CH3CO2)2 + KI = KI(CH3CO2)2 + Ba
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
SO2Cl2 = SO2 + Cl2 =>
SO2Cl2 = SO2 + Cl2
NH4NO3 + KOH = NH4OH + KNO3 =>
NH4NO3 + KOH = NH4OH + KNO3
Fe2O33 + CO = Fe + CO2 =>
Fe2O33 + 33 CO = 2 Fe + 33 CO2
MnO4 + AsH3 = Mn + H3AsO4 =>
MnO4 + AsH3 = Mn + H3AsO4
H2SO3(aq) + NaOH(aq) = Na2SO3 + H2O =>
H2SO3(aq) + 2 NaOH(aq) = Na2SO3 + 2 H2O
Cu(s) + HNO3 = Cu(NO3)2 + H2 =>
Cu(s) + 2 HNO3 = Cu(NO3)2 + H2
Cr2O3 + NaClO3 + NaOH = NaCl + Na2CrO4 + H2O =>
Cr2O3 + NaClO3 + 4 NaOH = NaCl + 2 Na2CrO4 + 2 H2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
AgNO3 + Cu(SO4) = Ag2SO4 + Cu(NO3)2 =>
2 AgNO3 + Cu(SO4) = Ag2SO4 + Cu(NO3)2
C16H34O4 + O2 = CO2 + H2O =>
2 C16H34O4 + 45 O2 = 32 CO2 + 34 H2O
CaCl2 = Ca + Cl2 =>
CaCl2 = Ca + Cl2
La100(N100O300)300*6H200O100 + Sr100(N100O300)200 + Fe100(N100O300)300*9H200O100 + C400H600O600 = La60Sr40Fe100O300 + N100O200 + H200O100 + C100O200 =>
2.9999999999999La100(N100O300)300*6H200O100 + 2 Sr100(N100O300)200 + 4.9999999999999Fe100(N100O300)300*9H200O100 + 556.99999999998C400H600O600 = 4.9999999999999La60Sr40Fe100O300 + 2799.9999999999N100O200 + 1734 H200O100 + 2227.9999999999C100O200
NO + O3 = NO2O2 =>
NO + O3 = NO2O2
Bi(NO3)3 + NaOH = Bi + NH3 + NaO2 =>
Bi(NO3)3 + 9 NaOH = Bi + 3 NH3 + 9 NaO2
KClO4 + FeSO4 + H2SO4 = KCl + Fe2(SO4)3 + H2O =>
KClO4 + 8 FeSO4 + 4 H2SO4 = KCl + 4 Fe2(SO4)3 + 4 H2O
Pb(NO3)2 + HBrO2 = Pb(BrO2)2 + HNO3 =>
Pb(NO3)2 + 2 HBrO2 = Pb(BrO2)2 + 2 HNO3
Ca(H2PO4)2 + NaHCO3 = CO2 + H2O + CaHPO4 + Na2HPO4 =>
Ca(H2PO4)2 + 2 NaHCO3 = 2 CO2 + 2 H2O + CaHPO4 + Na2HPO4
Na2S(aq) + SrCl2(aq) = SrS(aq) + NaCl(aq) =>
Na2S(aq) + SrCl2(aq) = SrS(aq) + 2 NaCl(aq)
C7H8 + CH3OH = C9H12 + H2O =>
C7H8 + 2 CH3OH = C9H12 + 2 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
NaCl + CH3Cn + H2O = CnCl + CH4 + NaOH =>
NaCl + CH3Cn + H2O = CnCl + CH4 + NaOH
BeF2 + Cl2 = BeCl2 + F2 =>
BeF2 + Cl2 = BeCl2 + F2
H2SeO3 + HBr = Se + Br2 + H2O =>
H2SeO3 + 4 HBr = Se + 2 Br2 + 3 H2O
AgCl + Pb(SO4)2 = Ag2(SO4) + PbCl4 =>
4 AgCl + Pb(SO4)2 = 2 Ag2(SO4) + PbCl4
Mg(NO3)2 + Na2(CrO4) = NaNO3 + MgCrO4 =>
Mg(NO3)2 + Na2(CrO4) = 2 NaNO3 + MgCrO4
CoCl2 + KCNS = K2[Co(SCN)4] + KCl =>
CoCl2 + 4 KCNS = K2[Co(SCN)4] + 2 KCl
FeCO3 + NaOH = Na2CO3 + Fe(OH)2 =>
FeCO3 + 2 NaOH = Na2CO3 + Fe(OH)2
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