| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CuI + K2CO3 = 2 KI + Cu2O + CO2
Pb(NO3)2(aq) + LiBr(aq) = PbBr2(s) + LiNO3(aq) =>
Pb(NO3)2(aq) + 2 LiBr(aq) = PbBr2(s) + 2 LiNO3(aq)
CH3(CH)2(CH2)2CH3(l) + O2(g) = CO2 + H2O =>
CH3(CH)2(CH2)2CH3(l) + 9 O2(g) = 6 CO2 + 6 H2O
Ce2 = Ce =>
Ce2 = 2 Ce
Na2S + Cu(C2H3O2)2 = NaC2H3O2 + CuS =>
Na2S + Cu(C2H3O2)2 = 2 NaC2H3O2 + CuS
As2S3 = As4 + S8 =>
8 As2S3 = 4 As4 + 3 S8
Cr + Hg(NO3)2 = Cr(NO3)3 + Hg =>
2 Cr + 3 Hg(NO3)2 = 2 Cr(NO3)3 + 3 Hg
Sr + Cl2 + O2 = Sr(ClO3)2 =>
Sr + Cl2 + 3 O2 = Sr(ClO3)2
Ca(H2PO4)2 + H2O = Ca(OH)2 + H3PO4 =>
Ca(H2PO4)2 + 2 H2O = Ca(OH)2 + 2 H3PO4
HCl(aq) + NaI(aq) = NaCl(aq) + HI(aq) =>
HCl(aq) + NaI(aq) = NaCl(aq) + HI(aq)
Fe + AlO2 = FeO2 + Al =>
Fe + AlO2 = FeO2 + Al
K2CrO4 + KI + HCl = CrCl3 + KCl + I2 + H2O =>
2 K2CrO4 + 6 KI + 16 HCl = 2 CrCl3 + 10 KCl + 3 I2 + 8 H2O
Na2Co3(aq) + CaCl2*H2O(aq) = CaCo3(s) + NaCl(aq) + H2O =>
Na2Co3(aq) + CaCl2*H2O(aq) = CaCo3(s) + 2 NaCl(aq) + H2O
Fe + HNO3(dil) = Fe(NO3)2 + NH4NO3 + H2O =>
4 Fe + 10 HNO3(dil) = 4 Fe(NO3)2 + NH4NO3 + 3 H2O
NO2{-} + I2 + H2O = NO3{-} + I{-} + H{+} =>
NO2{-} + I2 + H2O = NO3{-} + 2 I{-} + 2 H{+}
NH4OH + KI = NH4I + KOH =>
NH4OH + KI = NH4I + KOH
CO2 + H2O(l) = C6H12O6 + O2 =>
6 CO2 + 6 H2O(l) = C6H12O6 + 6 O2
HCl + NaC6H5CO2 = NaCl + C6H5COOH =>
HCl + NaC6H5CO2 = NaCl + C6H5COOH
Na2[Zn(OH)4] = Na2ZnO2 + H2O =>
Na2[Zn(OH)4] = Na2ZnO2 + 2 H2O
Al(OH)3 + H3(PO4) = Al(PO4) + H2O =>
Al(OH)3 + H3(PO4) = Al(PO4) + 3 H2O
Ni{2+} + NH3 + H2O = Ni(OH)2 + NH4{+} =>
Ni{2+} + 2 NH3 + 2 H2O = Ni(OH)2 + 2 NH4{+}
H3(PO4) = H + PO4 =>
H3(PO4) = 3 H + PO4
P4(g) + O2(g) = P4O10(g) =>
P4(g) + 5 O2(g) = P4O10(g)
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
Tc + F2 = TcF7 =>
2 Tc + 7 F2 = 2 TcF7
NiCl2 + Ca(OH)2 = Ni(OH)2 + CaCl2 =>
NiCl2 + Ca(OH)2 = Ni(OH)2 + CaCl2
K2Cr2O7 + BaCl2 + H2SO4 = Cl2 + Cr2(SO4)3 + BaSO4 + K2SO4 + H2O =>
K2Cr2O7 + 3 BaCl2 + 7 H2SO4 = 3 Cl2 + Cr2(SO4)3 + 3 BaSO4 + K2SO4 + 7 H2O
CuSO4*3Cu(OH)2 + NaOH = Cu(OH)2 + (Na)2SO4 =>
CuSO4*3Cu(OH)2 + 2 NaOH = 4 Cu(OH)2 + (Na)2SO4
Zn + HCl = H2 + ZnCl2 =>
Zn + 2 HCl = H2 + ZnCl2
H2O + C6H10O5 = CH4 + CO2 =>
H2O + C6H10O5 = 3 CH4 + 3 CO2
C18H34O2 + Br2 = C18H34O2Br2 =>
C18H34O2 + Br2 = C18H34O2Br2
Na2Ca3Al8Si12O40 + H{+} + H2O = Al2Si2O5(OH)4 + Ca{2+} + Na{+} + H4SiO4 =>
Na2Ca3Al8Si12O40 + 8 H{+} + 12 H2O = 4 Al2Si2O5(OH)4 + 3 Ca{2+} + 2 Na{+} + 4 H4SiO4
La2O3 + CrO3 = LaCrO3 + O2 =>
2 La2O3 + 4 CrO3 = 4 LaCrO3 + 3 O2
CH3COOC6H4COOH + NaOH = C9H7NaO4 + H2O =>
CH3COOC6H4COOH + NaOH = C9H7NaO4 + H2O
P4(g) + O2(g) = P2O5(g) =>
P4(g) + 5 O2(g) = 2 P2O5(g)
Li2S + P2S5 = Li7PS6 =>
7 Li2S + P2S5 = 2 Li7PS6
C2H3Cl + O2 = HCl + H2O + CO =>
2 C2H3Cl + 3 O2 = 2 HCl + 2 H2O + 4 CO
NaO + H2SO4 = Na(SO4) + H2O =>
NaO + H2SO4 = Na(SO4) + H2O
CaO + P4 = Ca3P2 + P4O10 =>
30 CaO + 8 P4 = 10 Ca3P2 + 3 P4O10
Ca + H3PO4 = Ca3(PO4)2 + H2 =>
3 Ca + 2 H3PO4 = Ca3(PO4)2 + 3 H2
K + Zn(NO3)2 = K(NO3)2 + Zn =>
K + Zn(NO3)2 = K(NO3)2 + Zn
Cu + NHO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 NHO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
C6H16(g) + O2(g) = CO2(g) + H2O(l) =>
C6H16(g) + 10 O2(g) = 6 CO2(g) + 8 H2O(l)
KCl + NaCl = KNa + Cl2 =>
KCl + NaCl = KNa + Cl2
KOH + HPO3 = H2O + KPO3 =>
KOH + HPO3 = H2O + KPO3
NaCl + NaHSO3 = Na2SO3 + HCl =>
NaCl + NaHSO3 = Na2SO3 + HCl
BiCl3 + FeCl2 + KOH = Bi + Fe(OH)3 + KCl =>
BiCl3 + 3 FeCl2 + 9 KOH = Bi + 3 Fe(OH)3 + 9 KCl
CH3Cl + K = KCl + C2H6 =>
2 CH3Cl + 2 K = 2 KCl + C2H6
Br2 + Na(OH) = NaBrO + NaBr + H2O =>
Br2 + 2 Na(OH) = NaBrO + NaBr + H2O
KMnO4 + As2O3 + KOH = MnO2 + K3AsO4 + H2O =>
4 KMnO4 + 3 As2O3 + 14 KOH = 4 MnO2 + 6 K3AsO4 + 7 H2O
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Équations équilibrées sur10/26/24
Équations équilibrées sur11/25/23
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