| Équations équilibrées la veille |
H2S + 3 HClO = SO2 + 3 HCl + H2O
HCOONa + KMnO4 = MnO2 + Na2CO3 + NaHCO3 + K2CO3 + H2O =>
3 HCOONa + 2 KMnO4 = 2 MnO2 + Na2CO3 + NaHCO3 + K2CO3 + H2O
MgCO3 + HClO4 = H2CO3 + Mg(ClO4)2 =>
MgCO3 + 2 HClO4 = H2CO3 + Mg(ClO4)2
Fe(OH)3 + Br2 + KOH = KBr + K2FeO4 + H2O =>
2 Fe(OH)3 + 3 Br2 + 10 KOH = 6 KBr + 2 K2FeO4 + 8 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
MnO3 + H2SO4 = MnS + H2O + O2 =>
MnO3 + H2SO4 = MnS + H2O + 3 O2
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
Ba{2+} + SO3{2-} = Ba(SO3) =>
Ba{2+} + SO3{2-} = Ba(SO3)
Na2[Zn(OH)4] + HNO3 = NaNO3 + Zn(NO3)2 + H2O =>
Na2[Zn(OH)4] + 4 HNO3 = 2 NaNO3 + Zn(NO3)2 + 4 H2O
FeCo2 = Fe + Co3 =>
3 FeCo2 = 3 Fe + 2 Co3
CrCl2 + NH3 + H2O = [CrCl2(NH3)2(H2O)2] =>
CrCl2 + 2 NH3 + 2 H2O = [CrCl2(NH3)2(H2O)2]
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
FeCO3 + H2SO4 = FeSO4 + CO2 + H2O =>
FeCO3 + H2SO4 = FeSO4 + CO2 + H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
NH4NO2 = H2O + N2 =>
NH4NO2 = 2 H2O + N2
C6H5OHBr2 = C6H5OBrHBr =>
C6H5OHBr2 = C6H5OBrHBr
B(OC2H5)3 + O2 = CO2 + H2O + B2O3 =>
2 B(OC2H5)3 + 18 O2 = 12 CO2 + 15 H2O + B2O3
Fe + HNO3 = Fe(NO3)2 + H2 =>
Fe + 2 HNO3 = Fe(NO3)2 + H2
NiOOH + SO2 + H2SO4 = NiSO4 + H2O =>
2 NiOOH + SO2 + H2SO4 = 2 NiSO4 + 2 H2O
HI + Sc(OH)3 = H2O + ScI3 =>
3 HI + Sc(OH)3 = 3 H2O + ScI3
HClO4 + Al2O3 = AlHClO + O =>
2 HClO4 + Al2O3 = 2 AlHClO + 9 O
Ca3(PO4)2 + AgNO3 = Ca(NO3)2 + Ag3PO4 =>
Ca3(PO4)2 + 6 AgNO3 = 3 Ca(NO3)2 + 2 Ag3PO4
CH + H2O = CH3 + CHO =>
2 CH + H2O = CH3 + CHO
HCOOH + Na2CO3 = HCOONa2 + HCO3 =>
HCOOH + Na2CO3 = HCOONa2 + HCO3
Ca + H2O = CaO + H2 =>
Ca + H2O = CaO + H2
NaCl + NO2 = NaNO2 + Cl =>
NaCl + NO2 = NaNO2 + Cl
AgNO3 + MgCl2 = AgCl + Mg(NO3)2 =>
2 AgNO3 + MgCl2 = 2 AgCl + Mg(NO3)2
Ca + N2 = CaN2 =>
Ca + N2 = CaN2
Mg + NaOH + H2O = Na2Mg(OH)4 + H2 =>
Mg + 2 NaOH + 2 H2O = Na2Mg(OH)4 + H2
H2 + Ba(OH)2 = Ba + H2O =>
H2 + Ba(OH)2 = Ba + 2 H2O
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
MoO4{-2} + SiO2(OH)2{-2} + H{+} = H4(SiMo12O40) + H2O =>
12 MoO4{-2} + SiO2(OH)2{-2} + 26 H{+} = H4(SiMo12O40) + 12 H2O
Fe(OH)2 + K3(PO4) = Fe3(PO4)2 + K(OH) =>
3 Fe(OH)2 + 2 K3(PO4) = Fe3(PO4)2 + 6 K(OH)
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
S + KOH = K2S + K3SO3 + H2O =>
5 S + 12 KOH = 3 K2S + 2 K3SO3 + 6 H2O
Na2[Be(OH)4] = BeO + NaOH + H2O =>
Na2[Be(OH)4] = BeO + 2 NaOH + H2O
Cu2SO4 + NaHS = Cu2S + NaHSO4 =>
Cu2SO4 + NaHS = Cu2S + NaHSO4
Fe + CuCl2 = FeCl3 + Cu =>
2 Fe + 3 CuCl2 = 2 FeCl3 + 3 Cu
C2H5 + O2 = CH3CHO + H2O =>
4 C2H5 + 3 O2 = 4 CH3CHO + 2 H2O
KICl4 + HCl = HICl4 + KCl =>
KICl4 + HCl = HICl4 + KCl
KBr + Fe2[SO4]3 = Br2 + K2SO4 + FeSO4 =>
2 KBr + Fe2[SO4]3 = Br2 + K2SO4 + 2 FeSO4
H + O2 = H2O =>
4 H + O2 = 2 H2O
SnI4 + Co(PO4)2 = CoI2 + Sn(PO4)4 =>
SnI4 + 2 Co(PO4)2 = 2 CoI2 + Sn(PO4)4
HC2O4(aq) + HS(aq) = H2C2O4(aq) + S2(aq) =>
2 HC2O4(aq) + 2 HS(aq) = 2 H2C2O4(aq) + S2(aq)
NH4NO3(s) = N2(g) + H2O(g) + O2(g) =>
2 NH4NO3(s) = 2 N2(g) + 4 H2O(g) + O2(g)
Al2(SO4)3 + H2O = AlOHSO4 + H2SO4 =>
Al2(SO4)3 + 2 H2O = 2 AlOHSO4 + H2SO4
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
PbBr2 + I2 = PbI2 + Br2 =>
PbBr2 + I2 = PbI2 + Br2
Ca(CH3COO)2*H2O + K2CO3 = CaCO3 + H2O + K(CH3COO) =>
Ca(CH3COO)2*H2O + K2CO3 = CaCO3 + H2O + 2 K(CH3COO)
Fe(SCN)3 + Na3PO4 = FePO4 + NaSCN =>
Fe(SCN)3 + Na3PO4 = FePO4 + 3 NaSCN
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Équations équilibrées sur12/10/24
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