| Équations équilibrées la veille |
NH3 + 5 KMnO4 + 5 KOH = NO + 5 K2MnO4 + 4 H2O
C2H5OH + C7H6O3 = C15H14O3 + H2O =>
14 C2H5OH + 11 C7H6O3 = 7 C15H14O3 + 26 H2O
P + Ce2 = PCe5 =>
2 P + 5 Ce2 = 2 PCe5
FrOH + CsOH = Fr(OH)3 + Cs =>
FrOH + 2 CsOH = Fr(OH)3 + 2 Cs
NO + Br2 = NOBr2 =>
NO + Br2 = NOBr2
Cr2(CO3)3 + HBr = CrBr3 + CO2 + H2O =>
Cr2(CO3)3 + 6 HBr = 2 CrBr3 + 3 CO2 + 3 H2O
As2S3 + O2 = As4O4 + SO2 =>
2 As2S3 + 8 O2 = As4O4 + 6 SO2
HClO3 + H2O = ClO3 + H3O =>
HClO3 + H2O = ClO3 + H3O
COOHCH2CH2COOH + NaOH = COONaCH2CH2COONa + H2O =>
COOHCH2CH2COOH + 2 NaOH = COONaCH2CH2COONa + 2 H2O
C6H4(OH)(CO2H) + O2 = CO2 + H2O =>
C6H4(OH)(CO2H) + 7 O2 = 7 CO2 + 3 H2O
Cu + HNO3 = Cu(NO3) + H2 =>
2 Cu + 2 HNO3 = 2 Cu(NO3) + H2
Sb + PbO2 + NaOH = H2O + PbO + NaSbO2 =>
2 Sb + 3 PbO2 + 2 NaOH = H2O + 3 PbO + 2 NaSbO2
Cu2O + Au = Cu + Au2O3 =>
3 Cu2O + 2 Au = 6 Cu + Au2O3
C6H6(CH3)3 + KMnO4 + H2SO4 = C6H6(COOH)3 + K2SO4 + MnSO4 + H2O =>
5 C6H6(CH3)3 + 18 KMnO4 + 27 H2SO4 = 5 C6H6(COOH)3 + 9 K2SO4 + 18 MnSO4 + 42 H2O
CoSO4*H2O = CoSO4 + H2O =>
CoSO4*H2O = CoSO4 + H2O
Si(s) + H2O(l) = SiO2(s) + H2(g) =>
Si(s) + 2 H2O(l) = SiO2(s) + 2 H2(g)
H2 + MgB2 + H2O = Mg(OH)2 + B2H6 =>
2 H2 + MgB2 + 2 H2O = Mg(OH)2 + B2H6
H2O2 + Pb + H2SO4 = PbSO4 + H2O =>
H2O2 + Pb + H2SO4 = PbSO4 + 2 H2O
K2O + Fe2(SO3)3 = Fe2O3 + K2SO3 =>
3 K2O + Fe2(SO3)3 = Fe2O3 + 3 K2SO3
Mg2Si2O6 + Mg2Al4Si5O18 + MgAl2O4 = Mg3Al2Si3O12 =>
5 Mg2Si2O6 + Mg2Al4Si5O18 + 3 MgAl2O4 = 5 Mg3Al2Si3O12
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
BaOH2 + NH4NO3 = BaNO3 + NH3 + H2O =>
8 BaOH2 + 9 NH4NO3 = 8 BaNO3 + 10 NH3 + 11 H2O
NO2 + NO3 = N2O5 =>
NO2 + NO3 = N2O5
Tc2O7 + H2O = HTcO4 =>
Tc2O7 + H2O = 2 HTcO4
Pb + (OH)2 = PbO + H2O =>
Pb + (OH)2 = PbO + H2O
Sn(s) + HF(g) = SnF2(s) + H2(g) =>
Sn(s) + 2 HF(g) = SnF2(s) + H2(g)
Cu + SO5 = CuSO5 =>
Cu + SO5 = CuSO5
Na2S + Hg(ClO4)2 = NaClO4 + HgS =>
Na2S + Hg(ClO4)2 = 2 NaClO4 + HgS
Ba + N2 = Ba3N4 =>
3 Ba + 2 N2 = Ba3N4
Sc + SO4 = Sc(SO4) =>
Sc + SO4 = Sc(SO4)
H2S(aq) + NiSO4(aq) = HSO4(aq) + Ni2S(s) =>
H2S(aq) + 2 NiSO4(aq) = 2 HSO4(aq) + Ni2S(s)
Mo(OH)6 = Mo2O6 + H2O =>
2 Mo(OH)6 = Mo2O6 + 6 H2O
Na3PO4 + Mg(CH3COO)2 = Na3(CH3COO)2 + MgPO4 =>
Na3PO4 + Mg(CH3COO)2 = Na3(CH3COO)2 + MgPO4
Al(s) + Pb(NO3)2(aq) = Al(NO3)3(aq) + Pb(s) =>
2 Al(s) + 3 Pb(NO3)2(aq) = 2 Al(NO3)3(aq) + 3 Pb(s)
NaS + ZnNO3 = NaNO3ZnS =>
NaS + ZnNO3 = NaNO3ZnS
BaH2 + H2SO4 = Ba(SO4)2 + H4 =>
2 BaH2 + 4 H2SO4 = 2 Ba(SO4)2 + 3 H4
HI + Cu(OH)2 = Cu + I2 + H2O =>
2 HI + Cu(OH)2 = Cu + I2 + 2 H2O
Ba(No3)2 + KCl = BaCl2 + K(No3) =>
Ba(No3)2 + 2 KCl = BaCl2 + 2 K(No3)
NH4Cl + CuSO4 = NH4SO4 + Cu + Cl =>
NH4Cl + CuSO4 = NH4SO4 + Cu + Cl
Mg + Cu{2+} = Mg{2+} + Cu =>
Mg + Cu{2+} = Mg{2+} + Cu
HNO2 + Ca(OH)2 = H2O + Ca3N2 + O2 =>
2 HNO2 + 3 Ca(OH)2 = 4 H2O + Ca3N2 + 3 O2
C3H6O2 + [Ag(NH3)2]{+} + OH{-} = C6H5COOH + Ag + NH3 + H2O =>
7 C3H6O2 + 8[Ag(NH3)2]{+} + 8 OH{-} = 3 C6H5COOH + 8 Ag + 16 NH3 + 16 H2O
HgBr2 + Al2(CO3)2 = Al2Br2 + Hg(CO3)2 =>
HgBr2 + Al2(CO3)2 = Al2Br2 + Hg(CO3)2
Hg(NO3)2 + NaBr = Hg(Br)2 + NaNO3 =>
Hg(NO3)2 + 2 NaBr = Hg(Br)2 + 2 NaNO3
Na2NiIO5*H2O = Na2NiH2IO6 =>
Na2NiIO5*H2O = Na2NiH2IO6
Mg + HNO3 = H + Mg(NO3)2 =>
Mg + 2 HNO3 = 2 H + Mg(NO3)2
Cs(s) + HCl(aq) = CsCl(aq) + H(g) =>
Cs(s) + HCl(aq) = CsCl(aq) + H(g)
Fe3{+} + Ag = Fe + Ag{+} =>
Fe3{+} + Ag = 3 Fe + Ag{+}
CaCl2 + Na = Ca + NaCl =>
CaCl2 + 2 Na = Ca + 2 NaCl
Ba(OH)2 + HBr = BaH2 + BrOH =>
Ba(OH)2 + 2 HBr = BaH2 + 2 BrOH
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Équations équilibrées sur12/18/24
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