| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe2O3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O
C5H5NO + O2 = CO2 + H2O + N =>
4 C5H5NO + 23 O2 = 20 CO2 + 10 H2O + 4 N
Al + Cu(NO3) = Al(NO3)3 + Cu =>
Al + 3 Cu(NO3) = Al(NO3)3 + 3 Cu
C6H10O3 + O2 = CO2 + H2O =>
C6H10O3 + 7 O2 = 6 CO2 + 5 H2O
SnCO3 + HClO4 = Sn(ClO4)2 + H2CO3 =>
SnCO3 + 2 HClO4 = Sn(ClO4)2 + H2CO3
K3[Fe(CN)6] + N2H4 + KOH = K4[Fe(CN)6] + N2 + H2O =>
4 K3[Fe(CN)6] + N2H4 + 4 KOH = 4 K4[Fe(CN)6] + N2 + 4 H2O
NaOH(l) + H2SO4(l) = H2O(l) + Na2SO4 =>
2 NaOH(l) + H2SO4(l) = 2 H2O(l) + Na2SO4
Pb(NO3)2(aq) + HCl(aq) = HNO3(aq) + PbCl2(aq) =>
Pb(NO3)2(aq) + 2 HCl(aq) = 2 HNO3(aq) + PbCl2(aq)
NaNO2 + CO2 = Na2CO3 + NO + O =>
2 NaNO2 + CO2 = Na2CO3 + 2 NO + O
H2O2 + Br2 = HBrO4 + H2O =>
7 H2O2 + Br2 = 2 HBrO4 + 6 H2O
Al + C2H3O2 = C6H9AlO6 =>
Al + 3 C2H3O2 = C6H9AlO6
C3H5 + [Ag(NH3)2OH] = (NH4)2CO3 + NH3 + Ag + H2O =>
C3H5 + 17[Ag(NH3)2OH] = 3(NH4)2CO3 + 28 NH3 + 17 Ag + 8 H2O
MnI2 + K2S = K2I2 + MnS =>
MnI2 + K2S = K2I2 + MnS
Cl2 + S2{-} = Cl{-} + S =>
Cl2 + 2 S2{-} = 2 Cl{-} + 4 S
Na2SCu(CH3COO)2 = CuSNa2(CH3COO)2 =>
Na2SCu(CH3COO)2 = CuSNa2(CH3COO)2
(HOCH2CH2)2S + HCl + Na2SO4 = (ClCH2CH2)2S + Na2SO4*10H2O =>
5(HOCH2CH2)2S + 10 HCl + Na2SO4 = 5(ClCH2CH2)2S + Na2SO4*10H2O
MnO2{2} + H2SO3 = Mn{2} + SO4{-2} + H{+} =>
MnO2{2} + 2 H2SO3 = Mn{2} + 2 SO4{-2} + 4 H{+}
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Na2S2O5 + HOCl + H2O = NaHSO4 + HCl =>
Na2S2O5 + 2 HOCl + H2O = 2 NaHSO4 + 2 HCl
FeCl2 + HCl = FeCl3 + H2 =>
2 FeCl2 + 2 HCl = 2 FeCl3 + H2
HNO2 + KI + HCl = I2 + N2 + KCl + H2O =>
2 HNO2 + 6 KI + 6 HCl = 3 I2 + N2 + 6 KCl + 4 H2O
H2SO4 + KOH = K2SO4 + HOH =>
H2SO4 + 2 KOH = K2SO4 + 2 HOH
{4}CaCI{2} = {2}CuSO{4} =>
{4}CaCI{2} = 2{2}CuSO{4}
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
CuSO4 + Na3PO4 = Na3SO4 + Cu3(PO4)3 =>
3 CuSO4 + 3 Na3PO4 = 3 Na3SO4 + Cu3(PO4)3
Ca(OH)2 + PH3O4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 PH3O4 = Ca3(PO4)2 + 6 H2O
HNO2 + P2O5 = H3PO4 + N2O3 =>
6 HNO2 + P2O5 = 2 H3PO4 + 3 N2O3
K2SO4 + BaCl2 = BaSO4 + KCl =>
K2SO4 + BaCl2 = BaSO4 + 2 KCl
H2S + HNO3 = H2SO4 + NO2 + H2O =>
H2S + 8 HNO3 = H2SO4 + 8 NO2 + 4 H2O
H2 + Fe2O3 = H2O + Fe2 =>
3 H2 + Fe2O3 = 3 H2O + Fe2
KBr + HClO = KClO + HBr =>
KBr + HClO = KClO + HBr
KHSH2SO4 = KHSO4H2S =>
KHSH2SO4 = KHSO4H2S
CuFeS2 + O2 = Cu2S + SO2 + FeO =>
2 CuFeS2 + 4 O2 = Cu2S + 3 SO2 + 2 FeO
PO4 + Ba(NO3)2 = PO4Ba3 + NO3 =>
PO4 + 3 Ba(NO3)2 = PO4Ba3 + 6 NO3
Ba + HCe = BaCe2 + H2 =>
Ba + 2 HCe = BaCe2 + H2
CH2BrCOOH + NH3 = CH2NH2COOH + HBr =>
CH2BrCOOH + NH3 = CH2NH2COOH + HBr
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Fe(OH)2 + O2 = FeO3 + H2O =>
Fe(OH)2 + O2 = FeO3 + H2O
H{+} + I{-} + NaOBr = I2 + NaBr + H2O =>
2 H{+} + 2 I{-} + NaOBr = I2 + NaBr + H2O
KOH + HC2H3O2 = H2O + K(C2H3O2) =>
KOH + HC2H3O2 = H2O + K(C2H3O2)
MnSO4 + Na2CO3 + KNO3 = Na2MnO4 + KNO2 + CO2 + Na2SO4 =>
MnSO4 + 2 Na2CO3 + 2 KNO3 = Na2MnO4 + 2 KNO2 + 2 CO2 + Na2SO4
Na + MgI2 = Mg + NaI =>
2 Na + MgI2 = Mg + 2 NaI
Na2CO3 + CaO2H2 = CaO + NaOH + CO2 =>
Na2CO3 + CaO2H2 = CaO + 2 NaOH + CO2
Rb + P = Rb3P =>
3 Rb + P = Rb3P
Ag + Au{3+} = AgAu{3+} =>
Ag + Au{3+} = AgAu{3+}
Al + Mn(SO4)2 = Mn + Al(SO4)2 =>
Al + Mn(SO4)2 = Mn + Al(SO4)2
FeS2 + H2SO4 = HS + (FeSO4)2 =>
2 FeS2 + 2 H2SO4 = 4 HS + (FeSO4)2
CaOH2 + H2SO4 = H2O + CaSO3 =>
CaOH2 + H2SO4 = 2 H2O + CaSO3
Fe + CH3COOH = Fe(CH3COO)3 + H2 =>
2 Fe + 6 CH3COOH = 2 Fe(CH3COO)3 + 3 H2
H2S(g) + HNO3(aq) = H2SO4(aq) + NO2(g) + H2O(l) =>
H2S(g) + 8 HNO3(aq) = H2SO4(aq) + 8 NO2(g) + 4 H2O(l)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/19/24
Équations équilibrées sur04/18/23
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