| Équations équilibrées la veille |
2 HNO2 + MnO{4-} + 4 H = Mn{2+} + 2 NO{3-} + 3 H2O
ZnSO4 + K4[Fe(CN)6] = K2SO4 + K2Zn3[Fe(CN)6]2 =>
3 ZnSO4 + 2 K4[Fe(CN)6] = 3 K2SO4 + K2Zn3[Fe(CN)6]2
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
Zn(s) + BaSO4(aq) = ZnSO4(aq) + Ba(s) =>
Zn(s) + BaSO4(aq) = ZnSO4(aq) + Ba(s)
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
CuNO3 + KCl = CuCl + KNO3 =>
CuNO3 + KCl = CuCl + KNO3
C5H5N5 + FeCl3 + HCl = C5H5N5HFeCl4 =>
C5H5N5 + FeCl3 + HCl = C5H5N5HFeCl4
Pb{2+} + CrO4{2-} = PbO4 + Cr =>
Pb{2+} + CrO4{2-} = PbO4 + Cr
NaVO3 + Na2HPO4 + Na2MoO4*2H2O + H2SO4 = H8PMo7V5O40 + NaHSO4 + H2O =>
5 NaVO3 + Na2HPO4 + 7 Na2MoO4*2H2O + 21 H2SO4 = H8PMo7V5O40 + 21 NaHSO4 + 21 H2O
Cd + NaCN + O2 + H2O = Na2[Cd(CN)4] + NaOH =>
2 Cd + 8 NaCN + O2 + 2 H2O = 2 Na2[Cd(CN)4] + 4 NaOH
KIO3 + KCl = KI + KClO4 =>
4 KIO3 + 3 KCl = 4 KI + 3 KClO4
NH3(g) + O2 = NO2(g) + H2O(g) =>
4 NH3(g) + 7 O2 = 4 NO2(g) + 6 H2O(g)
CuCO3Cu(OH)2(s) = CuO(s) + H2O(g) + CO2(g) =>
CuCO3Cu(OH)2(s) = 2 CuO(s) + H2O(g) + CO2(g)
C2H5Br + H2O = C2H6O + HBr =>
C2H5Br + H2O = C2H6O + HBr
Cu + NH3 + O2 + H2O = [Cu(NH3)2](OH) =>
4 Cu + 8 NH3 + O2 + 2 H2O = 4[Cu(NH3)2](OH)
AgCN + H2O = AgOH + HCN =>
AgCN + H2O = AgOH + HCN
Mg + Mn2O3 = MgO + Mn11 =>
33 Mg + 11 Mn2O3 = 33 MgO + 2 Mn11
Cr(No3)3 + NH4OH = Cr(OH)3 + NH4No3 =>
Cr(No3)3 + 3 NH4OH = Cr(OH)3 + 3 NH4No3
HBr + Na2SO3 = H2SO3 + BrNa =>
2 HBr + Na2SO3 = H2SO3 + 2 BrNa
S + O2 + Ca(OH)2 = CaS2O8 + H2O =>
4 S + 7 O2 + 2 Ca(OH)2 = 2 CaS2O8 + 2 H2O
Ba2(NO3)2 + K3PO4 = Ba3(PO4)2 + K2NO3 =>
3 Ba2(NO3)2 + 4 K3PO4 = 2 Ba3(PO4)2 + 6 K2NO3
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
Mg(s) + H2O(i) = Mg(OH)2(ag) + H2(g) =>
Mg(s) + 2 H2O(i) = Mg(OH)2(ag) + H2(g)
CrO4 + H2O + Zn = Cr(OH)3 + OH{-} + Zn{2+} =>
2 CrO4 + 8 H2O + 5 Zn = 2 Cr(OH)3 + 10 OH{-} + 5 Zn{2+}
Fe(g) + O2(l) = Fe2O3(s) =>
4 Fe(g) + 3 O2(l) = 2 Fe2O3(s)
KH4F2 = KF + H2 + F2 =>
2 KH4F2 = 2 KF + 4 H2 + F2
AgNO3 + MgBr2 = MgNO3 + AgBr2 =>
AgNO3 + MgBr2 = MgNO3 + AgBr2
Au + ClO = Au(ClO)3 =>
Au + 3 ClO = Au(ClO)3
Ag + FeCl3 = Fe3 + AgCl =>
9 Ag + 3 FeCl3 = Fe3 + 9 AgCl
Fe + SnO = FeO + Sn =>
Fe + SnO = FeO + Sn
PbO + Cr2O7 = PbO2 + Cr =>
7 PbO + Cr2O7 = 7 PbO2 + 2 Cr
P2O5(g) + H2O(l) = H3PO4(g) =>
P2O5(g) + 3 H2O(l) = 2 H3PO4(g)
MnO2O7 = MnO2 + O2 =>
2 MnO2O7 = 2 MnO2 + 7 O2
(CH3COO)2Mg + H2O = CH3COOH + Mg(OH)2 =>
(CH3COO)2Mg + 2 H2O = 2 CH3COOH + Mg(OH)2
LiCoMn + Fe98O6 = LiCoMnFe98O6 =>
LiCoMn + Fe98O6 = LiCoMnFe98O6
MgO + Al = Mg + AlO3 =>
3 MgO + Al = 3 Mg + AlO3
ZnO + HCl + H2O = [Zn(OH)4]Cl2 + H2 =>
ZnO + 2 HCl + 3 H2O = [Zn(OH)4]Cl2 + 2 H2
Mg + Mn2O3 = MgO + Mn =>
3 Mg + Mn2O3 = 3 MgO + 2 Mn
I2 + Na2SO3S = NaI + Na2S4O6 =>
I2 + 2 Na2SO3S = 2 NaI + Na2S4O6
H2CO3 + Li = Li2CO3 + H =>
H2CO3 + 2 Li = Li2CO3 + 2 H
K2CO + BaCl2 = KCl + BaCO =>
K2CO + BaCl2 = 2 KCl + BaCO
KHSO3 + H3PO4 = K3PO4 + H2O + SO2 =>
3 KHSO3 + H3PO4 = K3PO4 + 3 H2O + 3 SO2
SiO2(s) + HF(s) = SiF4(s) + H2O(g) =>
SiO2(s) + 4 HF(s) = SiF4(s) + 2 H2O(g)
AgF + Mg(CH3COO)2 = MgF2 + Ag(CH3COO) =>
2 AgF + Mg(CH3COO)2 = MgF2 + 2 Ag(CH3COO)
B2H6 + O = HBO2 + H2O =>
B2H6 + 6 O = 2 HBO2 + 2 H2O
NaBr + H2SO4 = NaSO4 + SO2 + H2O + Br2 =>
2 NaBr + 4 H2SO4 = 2 NaSO4 + 2 SO2 + 4 H2O + Br2
NaBrO3 = Na2O + Br2 + O2 =>
4 NaBrO3 = 2 Na2O + 2 Br2 + 5 O2
AsCl3 + BF3 = AsCl2 + BF3Cl =>
AsCl3 + BF3 = AsCl2 + BF3Cl
Cs + H2SO4 = Cs2(SO4)3 + H2 =>
2 Cs + 3 H2SO4 = Cs2(SO4)3 + 3 H2
NH4NO3(s) + NaOH(aq) = NaNO3 + NH3(aq) + H20(l) =>
10 NH4NO3(s) + 15 NaOH(aq) = 15 NaNO3 + 5 NH3(aq) + 2 H20(l)
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| Équations équilibrées la veille |
Équations équilibrées sur01/26/25
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