| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 C + 2 KNO3 + S = 3 CO2 + K2S + N2
(Fe)WO4 + NaOH = Na2WO4 + Fe(OH)2 =>
(Fe)WO4 + 2 NaOH = Na2WO4 + Fe(OH)2
H2SO4 + S = H2O + SO2 =>
2 H2SO4 + S = 2 H2O + 3 SO2
K2O + Ba3N2 = K3N + BaO =>
3 K2O + Ba3N2 = 2 K3N + 3 BaO
CaCl2(aq) + Na2B4O7(aq) = CaB4O7(aq) + NaCl(aq) =>
CaCl2(aq) + Na2B4O7(aq) = CaB4O7(aq) + 2 NaCl(aq)
AgC2H3O2 + Na2CrO4 = CO2 + H3AgNa2CCrO4 =>
AgC2H3O2 + Na2CrO4 = CO2 + H3AgNa2CCrO4
Br + SI = SBr + I =>
Br + SI = SBr + I
HNO3(ag) + H2S(ag) = NO(g) + S(s) + H2O(l) =>
2 HNO3(ag) + 3 H2S(ag) = 2 NO(g) + 3 S(s) + 4 H2O(l)
V2O5 + H2SO4 = V2(SO4)5 + H2O =>
V2O5 + 5 H2SO4 = V2(SO4)5 + 5 H2O
CrBr + NaOH + I2 = Na2Cr2O7 + NaBrO3 + NaI + H2O =>
2 CrBr + 26 NaOH + 11 I2 = Na2Cr2O7 + 2 NaBrO3 + 22 NaI + 13 H2O
C3H7O9 + O2 = CO2 + H2O =>
4 C3H7O9 + O2 = 12 CO2 + 14 H2O
H3BO3 + CsOH = Cs2B4O7 + H2O =>
4 H3BO3 + 2 CsOH = Cs2B4O7 + 7 H2O
Cl + Co3 = Cl2Co3 =>
2 Cl + Co3 = Cl2Co3
CH3CH2NH2NaNO2HCl = CH3CH2OHN2NaClH2O =>
CH3CH2NH2NaNO2HCl = CH3CH2OHN2NaClH2O
K(s) + H2O(l) = K(OH)(aq) + H2 =>
2 K(s) + 2 H2O(l) = 2 K(OH)(aq) + H2
AlF4{-} + NaOH = Al(OH)3 + NaF + OH{-} =>
AlF4{-} + 4 NaOH = Al(OH)3 + 4 NaF + OH{-}
HCI + NaOH = H2O + NaCI = =>
HCI + NaOH = H2O + NaCI
KOH + H2SO4 = K2SO4 + H2O = =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
Ba(NO3)2 + NH3SO3 + H2O = BaSO4 + NH4SO3 + HNO3 =>
Ba(NO3)2 + 9 NH3SO3 + 4 H2O = BaSO4 + 8 NH4SO3 + 3 HNO3
C4H6 + HBr2 = C4H8Br4 =>
C4H6 + 2 HBr2 = C4H8Br4
H(g) + Br(s) = HBr(g) =>
H(g) + Br(s) = HBr(g)
NaOH + CuCl2 = NaCl + Cu(OH)2 =>
2 NaOH + CuCl2 = 2 NaCl + Cu(OH)2
HCl + Na2S = H2S + NaCl =>
2 HCl + Na2S = H2S + 2 NaCl
CuO + HNO3 = Cu(NO3)2 + H2O =>
CuO + 2 HNO3 = Cu(NO3)2 + H2O
CS2 + NO = CO + S + N =>
CS2 + NO = CO + 2 S + N
AsO3{-} + Zn + H{+} = AsH3 + Zn{2+} + H2O =>
AsO3{-} + 4 Zn + 9 H{+} = AsH3 + 4 Zn{2+} + 3 H2O
NaOH + CuCl2 = NaCl + Cu(OH)2 =>
2 NaOH + CuCl2 = 2 NaCl + Cu(OH)2
HI + NH4 = NH4I + H =>
HI + NH4 = NH4I + H
Na + N2 = Na3N2 =>
3 Na + N2 = Na3N2
Cu + Fe(NO3)3 = Cu(NO3)2 + Fe =>
3 Cu + 2 Fe(NO3)3 = 3 Cu(NO3)2 + 2 Fe
N2(s) + O2(g) = NO(g) =>
N2(s) + O2(g) = 2 NO(g)
Mg(NO3)2(s) + Li(s) = Mg(s) + LiNO3(s) =>
Mg(NO3)2(s) + 2 Li(s) = Mg(s) + 2 LiNO3(s)
Ca{2+} + e = Ca =>
Ca{2+} + 2e = Ca
AgCl + NaOH = Ag + H2O + NaCl + O2 =>
4 AgCl + 4 NaOH = 4 Ag + 2 H2O + 4 NaCl + O2
CuI2 = Cu + I =>
CuI2 = Cu + 2 I
Ga + H2SO4 = H2 + Ga(SO4)3 =>
Ga + 3 H2SO4 = 3 H2 + Ga(SO4)3
Cu(NO3)(aq) + NAOH(aq) = Cu(OH)(s) + NANO3(aq) =>
Cu(NO3)(aq) + NAOH(aq) = Cu(OH)(s) + NANO3(aq)
NaI + K2CrO4 + H2O = Cr(OH)3 + I2 + KOH + NaOH =>
6 NaI + 2 K2CrO4 + 8 H2O = 2 Cr(OH)3 + 3 I2 + 4 KOH + 6 NaOH
H2O + Cu(NO3)2 + Na2CO3 = CO2 + Cu3(CO3)2(OH)2 + NaNO3 =>
H2O + 3 Cu(NO3)2 + 3 Na2CO3 = CO2 + Cu3(CO3)2(OH)2 + 6 NaNO3
HNO3 + H2O = N2H4 + H2O2 =>
2 HNO3 + 8 H2O = N2H4 + 7 H2O2
SO2 + C = S + CO2 =>
SO2 + C = S + CO2
LiI + N2 = Li3N + I2 =>
6 LiI + N2 = 2 Li3N + 3 I2
Al + F2 = F{-} + Al{3+} =>
2 Al + 3 F2 = 6 F{-} + 2 Al{3+}
C9H12 + KMnO4 + H2SO4 = C7H6O2 + MnO + K2SO4 + H2O =>
35 C9H12 + 66 KMnO4 + 33 H2SO4 = 45 C7H6O2 + 66 MnO + 33 K2SO4 + 108 H2O
Li2CO3 + H2O + CaO = LiOH + CaCO3 =>
Li2CO3 + H2O + CaO = 2 LiOH + CaCO3
H2O + ClO = HCl + O =>
H2O + 2 ClO = 2 HCl + 3 O
NH4Br + KS = NH4S + KBr =>
NH4Br + KS = NH4S + KBr
KNO2 + AlCl3 = KCl + NO + NO2 + Al2O3 =>
6 KNO2 + 2 AlCl3 = 6 KCl + 3 NO + 3 NO2 + Al2O3
NaF + FeCl3 = Na3FeF6 + NaCl =>
6 NaF + FeCl3 = Na3FeF6 + 3 NaCl
NH4(SO4)2 + Ba(NO3)2 = NH4(NO3)2 + Ba(SO4)2 =>
NH4(SO4)2 + Ba(NO3)2 = NH4(NO3)2 + Ba(SO4)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/24/24
Équations équilibrées sur12/24/23
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