| Équations équilibrées la veille |
3 CuO + 2 C6H8O7 = 3 H2O + Cu3(C6H5O7)2
K3[Fe(CN)6] + HCl = KCl + FeCl3 + HCN =>
K3[Fe(CN)6] + 6 HCl = 3 KCl + FeCl3 + 6 HCN
XCO2H + NH4OH = XCNH2 + H2O + O2 =>
2 XCO2H + 2 NH4OH = 2 XCNH2 + 4 H2O + O2
Fe(No3)3 + Na3PO4 = Fe3(PO4)3 + NaNo3 =>
3 Fe(No3)3 + 3 Na3PO4 = Fe3(PO4)3 + 9 NaNo3
F2 + AlCl = Cl + AlF =>
F2 + 2 AlCl = 2 Cl + 2 AlF
C6H5CHO + KMnO4 + KOH = K2MnO4 + H2O + C6H5COOH =>
C6H5CHO + 2 KMnO4 + 2 KOH = 2 K2MnO4 + H2O + C6H5COOH
Li2O + NaOH = LiOH + Na2O =>
Li2O + 2 NaOH = 2 LiOH + Na2O
H{+} + S2O3{2-} = SO2 + H2O + S =>
2 H{+} + S2O3{2-} = SO2 + H2O + S
CuO + H3PO4 = H2O + Cu3(PO4)2 =>
3 CuO + 2 H3PO4 = 3 H2O + Cu3(PO4)2
Li(ClO3) = Li + ClO3 =>
Li(ClO3) = Li + ClO3
SiO2 + CaO = Ca(SiO3) =>
SiO2 + CaO = Ca(SiO3)
CaCO3 + CH3COOH = Ca2 + H2O + CO2 =>
4 CaCO3 + CH3COOH = 2 Ca2 + 2 H2O + 6 CO2
Sn(ClO3)4 = SnCl4 + O2 =>
Sn(ClO3)4 = SnCl4 + 6 O2
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Cu(H2O)6(aq) + NaOH = Cu(OH)2(s) + Na(aq) + H2O(l) =>
Cu(H2O)6(aq) + 2 NaOH = Cu(OH)2(s) + 2 Na(aq) + 6 H2O(l)
Al3 + Cu2(SO4)3 = (Al3)2SO4 + Cu =>
6 Al3 + Cu2(SO4)3 = 3(Al3)2SO4 + 2 Cu
C2HF5 + O2 = CO2 + H2O + F =>
4 C2HF5 + 9 O2 = 8 CO2 + 2 H2O + 20 F
NaCl + AgNo3 = NaNo3 + ClAg =>
NaCl + AgNo3 = NaNo3 + ClAg
Cl2O5(g) + H2O(g) = HClO3(g) =>
Cl2O5(g) + H2O(g) = 2 HClO3(g)
Li2O + Ca = Li + CaO =>
Li2O + Ca = 2 Li + CaO
O2 + He2 = O2He2 =>
O2 + He2 = O2He2
KMnO4 + H2C2O4 + K2C2O4 = K3[Mn(C2O4)3] + CO2 + H2O =>
KMnO4 + 4 H2C2O4 + K2C2O4 = K3[Mn(C2O4)3] + 4 CO2 + 4 H2O
Pb(CH3COO)2 = Pb + CO2 + (CH3)2CO + H2O =>
8 Pb(CH3COO)2 = 8 Pb + 11 CO2 + 7(CH3)2CO + 3 H2O
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
NaOH + PCl5 = NaCl + Na2HPO4 + H2O =>
7 NaOH + PCl5 = 5 NaCl + Na2HPO4 + 3 H2O
Na2SiO3 + H2SO4 + C10H28N6 = SiO2*C10H28N6 + Na2SO4 + H2O =>
Na2SiO3 + H2SO4 + C10H28N6 = SiO2*C10H28N6 + Na2SO4 + H2O
N2 + H = N2H =>
N2 + H = N2H
NH4Cl + Zn2SO4 = (NH4)2SO4 + ZnCl =>
2 NH4Cl + Zn2SO4 = (NH4)2SO4 + 2 ZnCl
Li2O + NaOH = Li2OH + NaO =>
Li2O + NaOH = Li2OH + NaO
NH3(s) + O2(l) = NO2(aq) + H2O(g) =>
4 NH3(s) + 7 O2(l) = 4 NO2(aq) + 6 H2O(g)
Na3[Sb(OH)6] + HCl = NaCl + SbCl3 + H2O =>
Na3[Sb(OH)6] + 6 HCl = 3 NaCl + SbCl3 + 6 H2O
NaHCO3(s) + NaOH = Na2CO3 + H2O =>
NaHCO3(s) + NaOH = Na2CO3 + H2O
Na2Cr2O7 + C = Na2CrO4 + Cr2O3 + CO =>
2 Na2Cr2O7 + 3 C = 2 Na2CrO4 + Cr2O3 + 3 CO
HC1 + Na2S2O3 = NaC1 + S + SO2 + H2O =>
2 HC1 + Na2S2O3 = 2 NaC1 + S + SO2 + H2O
MgS + LiCl = Li2S + MgCl2 =>
MgS + 2 LiCl = Li2S + MgCl2
AlAl + HClHCl = AlCl3AlCl3 + H2 =>
AlAl + 3 HClHCl = AlCl3AlCl3 + 3 H2
K4Fe(CN)6 + KMnO4 + H2SO4 = K3Fe(CN)6 + MnSO4 + K2SO4 + H2O =>
5 K4Fe(CN)6 + KMnO4 + 4 H2SO4 = 5 K3Fe(CN)6 + MnSO4 + 3 K2SO4 + 4 H2O
CaCO3 + ZnO + NH4H2PO4 = Ca19Zn2(PO4)14 + NH3 + H2O + CO2 =>
19 CaCO3 + 2 ZnO + 14 NH4H2PO4 = Ca19Zn2(PO4)14 + 14 NH3 + 21 H2O + 19 CO2
NaIO = NaIO3 + NaI =>
3 NaIO = NaIO3 + 2 NaI
C8HO4 + O2 = CO2 + H2O =>
4 C8HO4 + 25 O2 = 32 CO2 + 2 H2O
KNO3 + S + C7H4O = K2SO4 + CO2 + N2 + H2O =>
30 KNO3 + 15 S + 2 C7H4O = 15 K2SO4 + 14 CO2 + 15 N2 + 4 H2O
Pb(ClO3)2 + KBr = PbBr2 + K(ClO3) =>
Pb(ClO3)2 + 2 KBr = PbBr2 + 2 K(ClO3)
Te2O7 + CO2 = Te2(CO3)7 =>
Te2O7 + 7 CO2 = Te2(CO3)7
K2SO3 + Ca(OH)2 = CaSO3 + KOH =>
K2SO3 + Ca(OH)2 = CaSO3 + 2 KOH
C7H18 + O2 = CO2 + HOH =>
2 C7H18 + 23 O2 = 14 CO2 + 18 HOH
Pb(NO3)2(aq) + K2CrO4 = PbCrO4(s) + KNO3 =>
Pb(NO3)2(aq) + K2CrO4 = PbCrO4(s) + 2 KNO3
Ba + H2O = Ba(OH)2 + H3O =>
Ba + 4 H2O = Ba(OH)2 + 2 H3O
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
PbO2 + MnCl2 + HNO3 = Pb(NO3)2 + HMnO4 + H2O + Cl2 =>
7 PbO2 + 2 MnCl2 + 14 HNO3 = 7 Pb(NO3)2 + 2 HMnO4 + 6 H2O + 2 Cl2
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