| Équations équilibrées la veille |
3 H2S(ag) + 2 Fe(OH)3(aq) = Fe2S3(s) + 6 H2O(g)
CaO + SO3 = CaS + O =>
CaO + SO3 = CaS + 4 O
B + SiO = Si + B2O3 =>
2 B + 3 SiO = 3 Si + B2O3
BaCO3(s) + HCl(aq) = BaCl2(s) + H2O(l) + CO2(g) =>
BaCO3(s) + 2 HCl(aq) = BaCl2(s) + H2O(l) + CO2(g)
NH4ClO4 + Al = Al2O3 + AlCl + H2O + NO =>
3 NH4ClO4 + 5 Al = Al2O3 + 3 AlCl + 6 H2O + 3 NO
Pb(ClO3)2 = Pb2 + ClO3 =>
2 Pb(ClO3)2 = Pb2 + 4 ClO3
H3PO2 + K2Cr2O7 + H2SO4 = H3PO4 + K2SO4 + Cr2(SO4)2 + H2O =>
2 H3PO2 + K2Cr2O7 + 3 H2SO4 = 2 H3PO4 + K2SO4 + Cr2(SO4)2 + 3 H2O
HF + NH4OH = H2O + (NH4)F =>
HF + NH4OH = H2O + (NH4)F
C6H12O6 + CaO2 = CO2 + CaO + H2O =>
C6H12O6 + 12 CaO2 = 6 CO2 + 12 CaO + 6 H2O
Rb + F = RbF2 =>
Rb + 2 F = RbF2
N3H3 = NH2 + N2 =>
4 N3H3 = 6 NH2 + 3 N2
Al(s) + H3PO4(ag) = AlPO4(ag) + H2(g) =>
2 Al(s) + 2 H3PO4(ag) = 2 AlPO4(ag) + 3 H2(g)
H3PO3 + Na = Na3(PO3) + H2 =>
2 H3PO3 + 6 Na = 2 Na3(PO3) + 3 H2
C6H5BrMg + C13H10O + H3O = C19H16O + Mg(OH)2 + Br =>
12 C6H5BrMg + 31 C13H10O + 18 H3O = 25 C19H16O + 12 Mg(OH)2 + 12 Br
LiH + C2F4 = LiF + C + H2 =>
4 LiH + C2F4 = 4 LiF + 2 C + 2 H2
CaO(s) + H2O(l) = Ca(OH)2(away) =>
CaO(s) + H2O(l) = Ca(OH)2(away)
Fe + Se = Fe3Se =>
3 Fe + Se = Fe3Se
As2S5 + O2 + H2O = H2SO4 + H3AsO4 =>
As2S5 + 10 O2 + 8 H2O = 5 H2SO4 + 2 H3AsO4
C70H154 + O2 = CO2 + H2O =>
2 C70H154 + 217 O2 = 140 CO2 + 154 H2O
NaClO(aq) + H2O(l) = NaOH(aq) + Cl2(g) + O2(g) =>
4 NaClO(aq) + 2 H2O(l) = 4 NaOH(aq) + 2 Cl2(g) + O2(g)
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
NO3{-} + H{+} + Cu = Cu2{+} + NO2 + H2O =>
NO3{-} + 2 H{+} + 2 Cu = Cu2{+} + NO2 + H2O
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
C2Cl2 = C + Cl2 =>
C2Cl2 = 2 C + Cl2
Zn2HCl = HZn2Cl =>
Zn2HCl = HZn2Cl
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
KOH + Fe(OH)3 = K[Fe(OH)4] =>
KOH + Fe(OH)3 = K[Fe(OH)4]
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
Cu(NO3)2 + H2O = CuO + H2 + NO3 =>
Cu(NO3)2 + H2O = CuO + H2 + 2 NO3
C6H5CH3 + K2MnO4 = C6H5COOH + KOH + Mn =>
C6H5CH3 + K2MnO4 = C6H5COOH + 2 KOH + Mn
AgNO3 + S = Ag2S + NO3 =>
2 AgNO3 + S = Ag2S + 2 NO3
SO2 + H2 = H2S + H2O =>
SO2 + 3 H2 = H2S + 2 H2O
SF6 + H2O = SO2 + H2 + F2 =>
SF6 + 2 H2O = SO2 + 2 H2 + 3 F2
CaC2 + HNO3 = Ca(NO3) + HC2 =>
CaC2 + HNO3 = Ca(NO3) + HC2
HClO4 + KOH = K + ClO4 + H2O =>
HClO4 + KOH = K + ClO4 + H2O
WO2 = W + O1000 =>
500 WO2 = 500 W + O1000
CuSO4 + CaO + H2O = Cu(OH)2 + CaSO4*5H2O =>
CuSO4 + CaO + 6 H2O = Cu(OH)2 + CaSO4*5H2O
C3H8O + KMnO4 = HCOOC + H2O + MnO2 + KOH =>
2 C3H8O + 7 KMnO4 = 3 HCOOC + 3 H2O + 7 MnO2 + 7 KOH
Ag + H2SO4 = Ag2SO4 + H2O + SO2 =>
2 Ag + 2 H2SO4 = Ag2SO4 + 2 H2O + SO2
Na2Co3 + HC2H3O2 = H2Co3 + Na(C2H3O2) =>
Na2Co3 + 2 HC2H3O2 = H2Co3 + 2 Na(C2H3O2)
CrO72{-} + H{+} + C2H6O = Cr3{+} + C2H4O2 + H2O =>
3 CrO72{-} + 4 H{+} + 107 C2H6O = Cr3{+} + 107 C2H4O2 + 109 H2O
K2SO4 + CaI2 = CaSO4 + KI =>
K2SO4 + CaI2 = CaSO4 + 2 KI
Be(OH)2 + H2NO4 = Be2(NO4)2 + H2O =>
2 Be(OH)2 + 2 H2NO4 = Be2(NO4)2 + 4 H2O
Ni + Be{2+} = Ni{2+} + Be =>
Ni + Be{2+} = Ni{2+} + Be
HCl + Cu(CO3) = CuCl2 + CO2 + H2O =>
2 HCl + Cu(CO3) = CuCl2 + CO2 + H2O
C4H9OH + TiCl4 + NH3 = (C4H9O)4Ti + NH4Cl =>
4 C4H9OH + TiCl4 + 4 NH3 = (C4H9O)4Ti + 4 NH4Cl
P2O5 + KOH = P2OH + KO5 =>
P2O5 + KOH = P2OH + KO5
C3H7COOH + O2 = CO2 + H2O =>
C3H7COOH + 5 O2 = 4 CO2 + 4 H2O
H2SO2 + NaBr + NaBrO3 = Na2SO4 + H2O + Br =>
H2SO2 + NaBr + NaBrO3 = Na2SO4 + H2O + 2 Br
PBO4 = PBO + O2 =>
2 PBO4 = 2 PBO + 3 O2
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Équations équilibrées sur12/16/24
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