| Équations équilibrées la veille |
3 Br2 + 3 H2O = BrO3{-} + 5 Br{-} + 6 H{+}
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Na2S2O3 + Ca(ClO)2 = NaClO + CaS2O3 =>
Na2S2O3 + Ca(ClO)2 = 2 NaClO + CaS2O3
H2C6H6O6 + O2 = CO2 + H2O =>
H2C6H6O6 + 5 O2 = 6 CO2 + 4 H2O
S8(l) + Cl2(g) = S2Cl2 =>
S8(l) + 4 Cl2(g) = 4 S2Cl2
H4SiO4 + Mg(OH)2 = (Mg)2SiO4 + H2O =>
H4SiO4 + 2 Mg(OH)2 = (Mg)2SiO4 + 4 H2O
FeCl3*6H2O + Ca(OH)2 = Fe(OH)3 + CaCl2 + H2O =>
2 FeCl3*6H2O + 3 Ca(OH)2 = 2 Fe(OH)3 + 3 CaCl2 + 12 H2O
Br2 + H2O = HBr + HBrO3 =>
3 Br2 + 3 H2O = 5 HBr + HBrO3
BCl3(g) + H2O(l) = H3BO3(s) + HCl(g) =>
BCl3(g) + 3 H2O(l) = H3BO3(s) + 3 HCl(g)
H2SO4(aq) + Al(s) = Al2(SO4)3(aq) + S02(g) + H2O(l) =>
8 H2SO4(aq) + 4 Al(s) = 2 Al2(SO4)3(aq) + S02(g) + 8 H2O(l)
S8(l) + Cl2(g) = S2Cl2(g) =>
S8(l) + 4 Cl2(g) = 4 S2Cl2(g)
Br2 + H2O = HBr + O2 =>
2 Br2 + 2 H2O = 4 HBr + O2
Al2(CO3)3(s) = Al2O3(s) + CO2(g) =>
Al2(CO3)3(s) = Al2O3(s) + 3 CO2(g)
H2O + Br2 = HBr + HOBr =>
H2O + Br2 = HBr + HOBr
NaOH(aq) + Al(NO3)3(aq) = Al(OH)3(s) + NaNO3(aq) =>
3 NaOH(aq) + Al(NO3)3(aq) = Al(OH)3(s) + 3 NaNO3(aq)
Al(NO3)3(aq) + H2SO4(aq) = Al2(SO4)3(aq) + HNO3(aq) =>
2 Al(NO3)3(aq) + 3 H2SO4(aq) = Al2(SO4)3(aq) + 6 HNO3(aq)
MgCO3 + O2 = MgO2 + CO2 =>
2 MgCO3 + O2 = 2 MgO2 + 2 CO2
Al2(CO3)3(s) + CaBr2(aq) = CaCO3(s) + AlBr3(aq) =>
Al2(CO3)3(s) + 3 CaBr2(aq) = 3 CaCO3(s) + 2 AlBr3(aq)
ZnS + HCl + O2 = SO2 + ZnCl + H2O =>
4 ZnS + 4 HCl + 5 O2 = 4 SO2 + 4 ZnCl + 2 H2O
MgCo3 + O2 = MgO2 + Co2 =>
2 MgCo3 + 2 O2 = 2 MgO2 + 3 Co2
PbO + CuO + NH4H2PO4 = Pb9Cu(PO4)6O + NH3 + H2O =>
9 PbO + CuO + 6 NH4H2PO4 = Pb9Cu(PO4)6O + 6 NH3 + 9 H2O
FeCl3 + Na2HPO4 = Fe2(HPO4)3 + NaCl =>
2 FeCl3 + 3 Na2HPO4 = Fe2(HPO4)3 + 6 NaCl
MgCO3 + O2 = MgO + CO3 =>
2 MgCO3 + O2 = 2 MgO + 2 CO3
Fe(OH)3 + H3PO4 = FePO4 + H2O =>
Fe(OH)3 + H3PO4 = FePO4 + 3 H2O
IrO2 + NaOH = NaIrO2 + H2O + O2 =>
4 IrO2 + 4 NaOH = 4 NaIrO2 + 2 H2O + O2
FeCl3 + Na2HPO4 = FePO4 + NaCl + HCl =>
FeCl3 + Na2HPO4 = FePO4 + 2 NaCl + HCl
NaHCO3 + H3C6H5O7 = CO2 + H2O + Na3C6H5O7 =>
3 NaHCO3 + H3C6H5O7 = 3 CO2 + 3 H2O + Na3C6H5O7
Cu2O + C(s) = Cu(s) + CO =>
Cu2O + C(s) = 2 Cu(s) + CO
Ba(CO3) + HNO3 = Ba(NO3)2 + H2CO3 =>
Ba(CO3) + 2 HNO3 = Ba(NO3)2 + H2CO3
Cl2O7 + H2O2 = ClO2{-} + O2 + H{+} =>
2 Cl2O7 + 2 H2O2 = 4 ClO2{-} + 5 O2 + 4 H{+}
(NH4)2S2O8 + Cu(NH4)2SO4 = Cu(NH4)2S2O8 + (NH4)2SO4 =>
(NH4)2S2O8 + Cu(NH4)2SO4 = Cu(NH4)2S2O8 + (NH4)2SO4
H2C2O4 = CO2 + H{+} + e =>
H2C2O4 = 2 CO2 + 2 H{+} + 2e
MgOHNO3 + H2SO4 = MgSO4 + H2O + HNO3 =>
MgOHNO3 + H2SO4 = MgSO4 + H2O + HNO3
K + P = K9P =>
9 K + P = K9P
ZnO(s) + C(s) = Zn(g) + CO(g) =>
ZnO(s) + C(s) = Zn(g) + CO(g)
K2O2 + H2O = KOH + H2O2 =>
K2O2 + 2 H2O = 2 KOH + H2O2
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
H2C2O4 = H + C2O4 =>
H2C2O4 = 2 H + C2O4
Al + Hg(CH3COO)2 = Al(CH3COO)3 + Hg =>
2 Al + 3 Hg(CH3COO)2 = 2 Al(CH3COO)3 + 3 Hg
C6H6O2 + K2Cr2O7 + H2SO4 = C6H4O2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C6H6O2 + K2Cr2O7 + 4 H2SO4 = 3 C6H4O2 + Cr2(SO4)3 + K2SO4 + 7 H2O
Na2S2O3 + HCl = NaCl(l) + SO2 + S + H2O =>
Na2S2O3 + 2 HCl = 2 NaCl(l) + SO2 + S + H2O
LiNO3 + NH4Br = LiBr + NH4NO3 =>
LiNO3 + NH4Br = LiBr + NH4NO3
C(s) + ZnO(s) = Zn(s) + CO =>
C(s) + ZnO(s) = Zn(s) + CO
Rh2(SO4)3 + NaOH = Rh(OH)3 + Na2(SO4) =>
Rh2(SO4)3 + 6 NaOH = 2 Rh(OH)3 + 3 Na2(SO4)
Al + Hg(CH3COO)2 = Hg + Al(CH3COO) =>
2 Al + Hg(CH3COO)2 = Hg + 2 Al(CH3COO)
H2C2O4 = CO + CO2 + H2O =>
H2C2O4 = CO + CO2 + H2O
Mg + FeCl3 = MgCl2 + FeCl2 =>
Mg + 2 FeCl3 = MgCl2 + 2 FeCl2
ZnCO3 + Sr = SrCO3 + Zn =>
ZnCO3 + Sr = SrCO3 + Zn
ZnO(s) + C(s) = Zn(s) + CO2(g) =>
2 ZnO(s) + C(s) = 2 Zn(s) + CO2(g)
NaOH + H2S + I2 = S + NaI + H2O =>
2 NaOH + H2S + I2 = S + 2 NaI + 2 H2O
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Équations équilibrées sur10/28/24
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