| Équations équilibrées la veille |
MgO + Ca(OH)2 = Mg(OH)2 + CaO
CaOH + HBr = CaBr + HOH =>
CaOH + HBr = CaBr + HOH
HNO3 + CO2 = HNO2 + CO3 =>
HNO3 + CO2 = HNO2 + CO3
Na2CrO4 + Cl2OH = NaCl + CrO4OH =>
Na2CrO4 + Cl2OH = 2 NaCl + CrO4OH
NaCl + HNO3 + PbO2 = Cl2 + NaNO3 + H2O + PbO =>
2 NaCl + 2 HNO3 + PbO2 = Cl2 + 2 NaNO3 + H2O + PbO
Pb(s) + FeSO4(aq) = PbSO4(aq) + Fe(s) =>
Pb(s) + FeSO4(aq) = PbSO4(aq) + Fe(s)
Hg2Cl2 + H2O + SO2 = H2SO4 + Hg + HCl =>
Hg2Cl2 + 2 H2O + SO2 = H2SO4 + 2 Hg + 2 HCl
CaCl2 + Cs3PO4 = Ca(PO4)2 + Cl2Cs6 =>
CaCl2 + 2 Cs3PO4 = Ca(PO4)2 + Cl2Cs6
KMnO4 + H2C2O2 + H2SO4 = MnSO4 + CO2 + H2O + K2SO4 =>
6 KMnO4 + 5 H2C2O2 + 9 H2SO4 = 6 MnSO4 + 10 CO2 + 14 H2O + 3 K2SO4
CH3CH2CH2CH2OH + Cr2O7{2-} + H{+} = CH3CH2CH2CHO + Cr{3+} + H2O =>
3 CH3CH2CH2CH2OH + Cr2O7{2-} + 8 H{+} = 3 CH3CH2CH2CHO + 2 Cr{3+} + 7 H2O
C47H96 + O2 = CO2 + H2O =>
C47H96 + 71 O2 = 47 CO2 + 48 H2O
K2SO3(aq) + HNO3(aq) = KNO3 + H2SO3 =>
K2SO3(aq) + 2 HNO3(aq) = 2 KNO3 + H2SO3
ClOH = Cl2O + H2O =>
2 ClOH = Cl2O + H2O
FeCl3 + NaCO3 = FeC3O9 + NaCl =>
FeCl3 + 3 NaCO3 = FeC3O9 + 3 NaCl
K2SO3 + NaBr = KBr + Na2SO3 =>
K2SO3 + 2 NaBr = 2 KBr + Na2SO3
FeSO4 + CaCO3 = CaSO4 + Fe(CO3) =>
FeSO4 + CaCO3 = CaSO4 + Fe(CO3)
Cu2 + HNO3 = CuNO + N2O6 + H2O =>
Cu2 + 8 HNO3 = 2 CuNO + 3 N2O6 + 4 H2O
Pb3(PO4)2 + C = Pb3 + CO + P =>
Pb3(PO4)2 + 8 C = Pb3 + 8 CO + 2 P
FeS + Cl2 = FeCl3 + S8 =>
8 FeS + 12 Cl2 = 8 FeCl3 + S8
BeCl2 + HF = BeF2 + HCl =>
BeCl2 + 2 HF = BeF2 + 2 HCl
C4H4O4 + NaOH = Na2C4H2O4 + H2O =>
C4H4O4 + 2 NaOH = Na2C4H2O4 + 2 H2O
Nb2O5 = Nb2O3 + O2 =>
Nb2O5 = Nb2O3 + O2
KMnO4(ac) + CaC2O4(ac) + H2SO4(ac) = MnSO4(ac) + CO2(g) + K2SO4(ac) + CaSO4(ac) + H2O =>
2 KMnO4(ac) + 5 CaC2O4(ac) + 8 H2SO4(ac) = 2 MnSO4(ac) + 10 CO2(g) + K2SO4(ac) + 5 CaSO4(ac) + 8 H2O
C3H10NClNaOH = C3H9NNaClH2O =>
C3H10NClNaOH = C3H9NNaClH2O
H{+} + C2O2{2-} + MnO4{-} = Mn{2+} + CO2 + H2O =>
28 H{+} + 5 C2O2{2-} + 6 MnO4{-} = 6 Mn{2+} + 10 CO2 + 14 H2O
Al2(HPO4)3 + NaOH = AlPO4 + Na3PO4 + H2O =>
Al2(HPO4)3 + 3 NaOH = 2 AlPO4 + Na3PO4 + 3 H2O
H2SO4 + KClO3 = KHSO4 + O2 + ClO2 + H2O =>
4 H2SO4 + 4 KClO3 = 4 KHSO4 + O2 + 4 ClO2 + 2 H2O
XeF4 = XeF6 + Xe =>
3 XeF4 = 2 XeF6 + Xe
Al2O3 + FePO4 = Fe2O3 + AlPO4 =>
Al2O3 + 2 FePO4 = Fe2O3 + 2 AlPO4
PbCO3 + HCl = CO2 + H2O + PbCl2 =>
PbCO3 + 2 HCl = CO2 + H2O + PbCl2
CuO + P2O5 = Cu3(PO4)2 =>
3 CuO + P2O5 = Cu3(PO4)2
Ca + H2O = Ca(OH)4 + H2 =>
Ca + 4 H2O = Ca(OH)4 + 2 H2
B2O3 + H2O = B(OH)4 + H =>
B2O3 + 5 H2O = 2 B(OH)4 + 2 H
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Ca(OH)2 + Al + SiO + H2O = Ca2Al2SiO7 + H2 =>
2 Ca(OH)2 + 2 Al + SiO + 2 H2O = Ca2Al2SiO7 + 4 H2
KOH() + Pb(NO3)2() = KNO3() + Pb(OH)2() =>
2 KOH() + Pb(NO3)2() = 2 KNO3() + Pb(OH)2()
HCl(g) + H2O(l) = H3O(aq) + Cl(aq) =>
HCl(g) + H2O(l) = H3O(aq) + Cl(aq)
{-}1x = {-}9x{+} =>
{-}1x = {-}9x{+}
BaCl2 + H2O = H2 + Cl2 + Ba(OH)2 =>
BaCl2 + 2 H2O = H2 + Cl2 + Ba(OH)2
SnO2 + FeS = SnS2 + FeO =>
SnO2 + 2 FeS = SnS2 + 2 FeO
Bi(OH)3 + HClO4 = Bi(ClO4)3 + H2O =>
Bi(OH)3 + 3 HClO4 = Bi(ClO4)3 + 3 H2O
NH4Cl(aq) + NaOH(aq) = NH3(aq) + NaCl(aq) + H2O(l) =>
NH4Cl(aq) + NaOH(aq) = NH3(aq) + NaCl(aq) + H2O(l)
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
HNO3 + OH = NH3 + O2 =>
2 HNO3 + 4 OH = 2 NH3 + 5 O2
K2(Cr2O7) + H2SO4 = K2SO4 + Cr2(SO4)3 + O + H2O =>
K2(Cr2O7) + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 3 O + 4 H2O
NiS + H2O = NiO + H2S =>
NiS + H2O = NiO + H2S
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
HCOOH + Br2 = HBr + CO2 =>
HCOOH + Br2 = 2 HBr + CO2
FeS + Cl2 = FeCl3 + S8 =>
8 FeS + 12 Cl2 = 8 FeCl3 + S8
V2(SO4)3 + O2 + NaOH = VOSO4 + Na2SO4 + H2O =>
2 V2(SO4)3 + O2 + 4 NaOH = 4 VOSO4 + 2 Na2SO4 + 2 H2O
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Équations équilibrées sur11/20/24
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