| Équations équilibrées la veille |
4 NH4Fe(SO4)2 + 10 NH2OHHCl = 4(NH4)2Fe(SO4)2 + 3 N2O + 7 H2O + 10 HCl
MnO2 + TeO2 + HCl + H2O = MnCl + H6TeO6 =>
2 MnO2 + 3 TeO2 + 2 HCl + 8 H2O = 2 MnCl + 3 H6TeO6
Ca(g) + O2(g) = CaO(g) =>
2 Ca(g) + O2(g) = 2 CaO(g)
NaOH + Cr = Na + Cr3(OH)3 =>
3 NaOH + 3 Cr = 3 Na + Cr3(OH)3
VOSO4 + HNO3 = VO2NO3 + NO2 + H2SO4 =>
VOSO4 + 2 HNO3 = VO2NO3 + NO2 + H2SO4
S5 = S =>
S5 = 5 S
SO2 + Cl2 = SO2Cl3 =>
2 SO2 + 3 Cl2 = 2 SO2Cl3
LiOH + H2MnO4 = Li2MnO4 + H2O =>
2 LiOH + H2MnO4 = Li2MnO4 + 2 H2O
Cl2 + Ca(OH)2 = Ca(ClO3)2 + CaCl2 + H2O =>
6 Cl2 + 6 Ca(OH)2 = Ca(ClO3)2 + 5 CaCl2 + 6 H2O
MgCl2(aq) + NH4OH(aq) = NH4Cl + Mg(OH)2 =>
MgCl2(aq) + 2 NH4OH(aq) = 2 NH4Cl + Mg(OH)2
Cr2O3 + K2CO3 = K3CrO3 + CO2 =>
Cr2O3 + 3 K2CO3 = 2 K3CrO3 + 3 CO2
NaI(aq) + Br(l) = NaBr(aq) + I2(s) =>
2 NaI(aq) + 2 Br(l) = 2 NaBr(aq) + I2(s)
Na2S2O4 + Cl2 + H2O = NaHSO4 + HCl =>
Na2S2O4 + 3 Cl2 + 4 H2O = 2 NaHSO4 + 6 HCl
Na2SO4(aq) + CaI2(aq) = CaSO4(s) + NaI(aq) =>
Na2SO4(aq) + CaI2(aq) = CaSO4(s) + 2 NaI(aq)
Mn(Cl)2 + NaHO = Mn(OH)2 + NaCl =>
Mn(Cl)2 + 2 NaHO = Mn(OH)2 + 2 NaCl
KMnO4 + SnCl2 + HCl = KCl + MnCl2 + SnCl4 + H2O =>
2 KMnO4 + 5 SnCl2 + 16 HCl = 2 KCl + 2 MnCl2 + 5 SnCl4 + 8 H2O
Mg + Fe2 = MgFe2 =>
Mg + Fe2 = MgFe2
Zn + CuPO4 = ZnPO4 + Cu =>
Zn + CuPO4 = ZnPO4 + Cu
C(g) + H2(g) = C2H2(g) =>
2 C(g) + H2(g) = C2H2(g)
Ce2O3 + H2O = CeO2 + H2 =>
Ce2O3 + H2O = 2 CeO2 + H2
CH3COOH + HClO = CH3COOCl + H2O =>
CH3COOH + HClO = CH3COOCl + H2O
Ti(OH)3 + NaNO3 + NaOH = Na2TiO3 + NH3 + H2O =>
8 Ti(OH)3 + NaNO3 + 15 NaOH = 8 Na2TiO3 + NH3 + 18 H2O
KNO2 + KMnO4 + H2SO4 = HNO3 + K2SO4 + MnSO4 + H2O =>
10 KNO2 + 4 KMnO4 + 11 H2SO4 = 10 HNO3 + 7 K2SO4 + 4 MnSO4 + 6 H2O
Hg(OH) = Hg2O + H2O =>
2 Hg(OH) = Hg2O + H2O
C6H5NO2 + HCl = C6H6 + NO2 + Cl2 =>
2 C6H5NO2 + 2 HCl = 2 C6H6 + 2 NO2 + Cl2
Fe2(SO4)3 + NaSCN = Fe(SCN)3 + SO4Na2 =>
Fe2(SO4)3 + 6 NaSCN = 2 Fe(SCN)3 + 3 SO4Na2
FeCl2(aq) + AgNO3(aq) = Fe(NO3)2 + AgCl =>
FeCl2(aq) + 2 AgNO3(aq) = Fe(NO3)2 + 2 AgCl
C6H5NH2 + H2O = C6H6NH2 + OH =>
C6H5NH2 + H2O = C6H6NH2 + OH
Zn + NH4NO3 = N2 + ZnO + H2O =>
Zn + NH4NO3 = N2 + ZnO + 2 H2O
C6H4CI2 + O2 = CO2 + H2O + HCI =>
2 C6H4CI2 + 11 O2 = 10 CO2 + 2 H2O + 4 HCI
NaCHO3 + C2H4O2 = NaC2H4O2 + CO2 + H2O =>
8 NaCHO3 + 9 C2H4O2 = 8 NaC2H4O2 + 10 CO2 + 6 H2O
AuCl3 + H3PO3 + H2O = Au + HCl + H3PO4 =>
2 AuCl3 + 3 H3PO3 + 3 H2O = 2 Au + 6 HCl + 3 H3PO4
HgO = Hg + OO =>
2 HgO = 2 Hg + OO
C8H9O2N + O2 = CO2 + H2O + NO2 =>
4 C8H9O2N + 41 O2 = 32 CO2 + 18 H2O + 4 NO2
BH3 = B + H =>
BH3 = B + 3 H
Li2O + Cl2O7 = LiClO4 =>
Li2O + Cl2O7 = 2 LiClO4
CrO4 + Cl = Cr + ClO2 =>
CrO4 + 2 Cl = Cr + 2 ClO2
Zn + HAsO2 + H2SO4 = ZnSO4 + As + H2O =>
3 Zn + 2 HAsO2 + 3 H2SO4 = 3 ZnSO4 + 2 As + 4 H2O
NH4H2PO4 + Ca(OH)2 = NH4OH + Ca3(PO4)2 + H2O =>
2 NH4H2PO4 + 3 Ca(OH)2 = 2 NH4OH + Ca3(PO4)2 + 4 H2O
CO2 + H2O = C3H8O3 + O2 =>
6 CO2 + 8 H2O = 2 C3H8O3 + 7 O2
Mg + CH3CO2H = (CH3CO2)2Mg + H2 =>
Mg + 2 CH3CO2H = (CH3CO2)2Mg + H2
Mg(s) + CuSO4 = MgSO4 + Cu2 =>
2 Mg(s) + 2 CuSO4 = 2 MgSO4 + Cu2
HIO3 + H2O = H2IO3 + OH =>
HIO3 + H2O = H2IO3 + OH
Na2SO4(aq) + BaCl2(aq) = Ba(SO4)(s) + NaCl(aq) =>
Na2SO4(aq) + BaCl2(aq) = Ba(SO4)(s) + 2 NaCl(aq)
SrBr2 + (NH4)2(CO3) = Sr(CO3) + NH4Br =>
SrBr2 + (NH4)2(CO3) = Sr(CO3) + 2 NH4Br
MnO4{-} + Zn + OH{-} = MnO2 + ZnO2{2-} + H2O =>
2 MnO4{-} + 3 Zn + 4 OH{-} = 2 MnO2 + 3 ZnO2{2-} + 2 H2O
CuSO4(aq) + Na2CrO4(aq) = CuCrO4 + Na2SO4 =>
CuSO4(aq) + Na2CrO4(aq) = CuCrO4 + Na2SO4
ZnSO4 + Al = AlZn + SO4 =>
ZnSO4 + Al = AlZn + SO4
Ag + HNO3 = AgNO3 + H2O + NO =>
3 Ag + 4 HNO3 = 3 AgNO3 + 2 H2O + NO
CrO42{-} = Cr3{+} + O + e =>
3 CrO42{-} = Cr3{+} + 126 O + 4e
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