| Équations équilibrées la veille |
H2 + I2 = 2 HI
Pb + HCl = (PbCl3)H + H2 =>
Pb + 3 HCl = (PbCl3)H + H2
Ba(OH)2 + Na2SO4 = BaSO4 + NaOH =>
Ba(OH)2 + Na2SO4 = BaSO4 + 2 NaOH
Ca(s) + HCl(aq) = CaCl2(s) + H2(g) =>
Ca(s) + 2 HCl(aq) = CaCl2(s) + H2(g)
NaOH + HCOOH = H2O + NaCO + CO2 =>
2 NaOH + 3 HCOOH = 4 H2O + 2 NaCO + CO2
K2Cr2O7 + BaCl2 + H2O = BaCrO4 + KCl + HCl =>
K2Cr2O7 + 2 BaCl2 + H2O = 2 BaCrO4 + 2 KCl + 2 HCl
HI + H2CrO4 = H2HI + CrO4 =>
HI + H2CrO4 = H2HI + CrO4
KOH(s) = K2O(s)H2O(l) =>
2 KOH(s) = K2O(s)H2O(l)
Pb(No3)3 + KOH = Pb(OH)3 + KNo3 =>
Pb(No3)3 + 3 KOH = Pb(OH)3 + 3 KNo3
HOCl + H{+} + Cl{-} = Cl2 + H2O =>
HOCl + H{+} + Cl{-} = Cl2 + H2O
Fe + Cl2 = Fe((Cl2)3) =>
Fe + 3 Cl2 = Fe((Cl2)3)
S2O32 = S6 + SO32 =>
6 S2O32 = S6 + 6 SO32
C5H6 + FeSO4*7H2O + KOH = Fe(C5H5)2 + K2SO4 + H2O =>
2 C5H6 + FeSO4*7H2O + 2 KOH = Fe(C5H5)2 + K2SO4 + 9 H2O
In + CuO + O2 = Cu2In2O5 =>
4 In + 4 CuO + 3 O2 = 2 Cu2In2O5
P + OH{-} + H2O = PH3 + H2PO4{-2} =>
7 P + 6 OH{-} + 6 H2O = 4 PH3 + 3 H2PO4{-2}
MgCl + O2 = MgClO2 =>
MgCl + O2 = MgClO2
Na2(CO3) + H2O = H2CO3 + Na(OH) =>
Na2(CO3) + 2 H2O = H2CO3 + 2 Na(OH)
CsCl(aq) + CaSO4(s) = CaCl(aq) + CsSO4(s) =>
CsCl(aq) + CaSO4(s) = CaCl(aq) + CsSO4(s)
Li + Fe(NO3)3 = Li(NO3) + Fe3 =>
9 Li + 3 Fe(NO3)3 = 9 Li(NO3) + Fe3
H2C2O2 + NaOH = Na2C2O2 + H2O =>
H2C2O2 + 2 NaOH = Na2C2O2 + 2 H2O
B + HNO3 = BNO3 + H =>
B + HNO3 = BNO3 + H
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
Va + H2 = VaH2 =>
Va + H2 = VaH2
PbOH + H3(PO4) = H2O + Pb3(PO4) =>
3 PbOH + H3(PO4) = 3 H2O + Pb3(PO4)
HA3 + OH = A + H2O =>
HA3 + OH = 3 A + H2O
NH4Cl(s) + Pb(NO3)3(s) = (NH4)(NO3)(s) + PbCl3(s) =>
3 NH4Cl(s) + Pb(NO3)3(s) = 3(NH4)(NO3)(s) + PbCl3(s)
Na3(PO4) + CaCl2 = Ca3(PO4)2 + NaCl =>
2 Na3(PO4) + 3 CaCl2 = Ca3(PO4)2 + 6 NaCl
C9H8O4 + OH = C7H5O3 + C2H3O2 =>
3 C9H8O4 + 11 OH = C7H5O3 + 10 C2H3O2
BeF2 + KF = K2BeF4 =>
BeF2 + 2 KF = K2BeF4
Al2(SO4)3 + NaOH = AlO(OH) + Na2SO4 + H2O =>
Al2(SO4)3 + 6 NaOH = 2 AlO(OH) + 3 Na2SO4 + 2 H2O
CH3OH + O2 = HCO2H + H2O =>
CH3OH + O2 = HCO2H + H2O
F2 + LiBr = LiF + Br2 =>
F2 + 2 LiBr = 2 LiF + Br2
SrCl2 + K2Br = SrBr + KCl =>
SrCl2 + K2Br = SrBr + 2 KCl
SO2 + CaO = CaOSO2 =>
SO2 + CaO = CaOSO2
Cu(BrO3)3 + HI = CuI + I2 + Br2 + H2O =>
2 Cu(BrO3)3 + 36 HI = 2 CuI + 17 I2 + 3 Br2 + 18 H2O
H2O + Cl2 = ClO3{-} + Cl{-} + H{+} =>
3 H2O + 3 Cl2 = ClO3{-} + 5 Cl{-} + 6 H{+}
H4[(Fe(CN)6)] + Fe(OH)3 = Fe4[(Fe(CN)6)]3 + H2O =>
3 H4[(Fe(CN)6)] + 4 Fe(OH)3 = Fe4[(Fe(CN)6)]3 + 12 H2O
Mn + FeCl2 = MnFe + Cl2 =>
Mn + FeCl2 = MnFe + Cl2
Fe(NO3)3 + MgO = FeO + Mg(NO3)3 =>
Fe(NO3)3 + MgO = FeO + Mg(NO3)3
Fe(SCN)3 + NH4Cl + NaOH = Fe(OH)3 + NH4SCN + NaCl =>
Fe(SCN)3 + 3 NH4Cl + 3 NaOH = Fe(OH)3 + 3 NH4SCN + 3 NaCl
V2O5 + HCl = VCl2 + Cl2 + H2O =>
V2O5 + 10 HCl = 2 VCl2 + 3 Cl2 + 5 H2O
Ba(BrO3) + Na3PO4 = Ba3(PO4)2 + Na2BrO3 =>
3 Ba(BrO3) + 2 Na3PO4 = Ba3(PO4)2 + 3 Na2BrO3
NaHSO3 + HCl + K2Cr2O7 = NaHSO4 + KCl + Cr2O3 + H3O =>
10 NaHSO3 + 6 HCl + 3 K2Cr2O7 = 10 NaHSO4 + 6 KCl + 3 Cr2O3 + 2 H3O
Cu + LaCl3 = La + CuCl2 =>
3 Cu + 2 LaCl3 = 2 La + 3 CuCl2
CH3OH + O2 = C2O2 + H2O =>
2 CH3OH + 2 O2 = C2O2 + 4 H2O
(NH4)2SO4(aq) + Ca(OH)2(c) = CaSO4(c) + NH3(g) + H2O(l) =>
(NH4)2SO4(aq) + Ca(OH)2(c) = CaSO4(c) + 2 NH3(g) + 2 H2O(l)
Al + HCl = AlCl3 + H22623 =>
7541 Al + 22623 HCl = 7541 AlCl3 + H22623
NaHCO3 + CH3COOH = (CO2) + H2O + (NaCH3COO)3 =>
3 NaHCO3 + 3 CH3COOH = 3(CO2) + 3 H2O + (NaCH3COO)3
H2SO4 + FeSO4 + KMnO4 = K2SO4 + Fe2(SO4)3 + MnO2 + H2O =>
4 H2SO4 + 6 FeSO4 + 2 KMnO4 = K2SO4 + 3 Fe2(SO4)3 + 2 MnO2 + 4 H2O
NaNO3 + H2SO4 = (Na)2SO4 + HNO3 =>
2 NaNO3 + H2SO4 = (Na)2SO4 + 2 HNO3
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