| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
C2H5OH + C3H8O3 = C5H12O3 + H2O =>
C2H5OH + C3H8O3 = C5H12O3 + H2O
(NH4)2CO3 + Ba(OH)2 = NH4OH + BaCO3 =>
(NH4)2CO3 + Ba(OH)2 = 2 NH4OH + BaCO3
Na4V2O7 + H2SO4 = Na4V6O17 + Na2SO4 + H2O =>
3 Na4V2O7 + 4 H2SO4 = Na4V6O17 + 4 Na2SO4 + 4 H2O
H2O + NH3 + CO2 = CH2NH2COOH + O2 =>
2 H2O + 2 NH3 + 4 CO2 = 2 CH2NH2COOH + 3 O2
Ca(CO3) + H3(PO4) = Ca3(PO4)2 + H2(CO3) =>
3 Ca(CO3) + 2 H3(PO4) = Ca3(PO4)2 + 3 H2(CO3)
NiCl2 + O2 = NiO + Cl2O5 =>
NiCl2 + 3 O2 = NiO + Cl2O5
PbN2O6 + AlCl3 = PbCl2 + AlN3O9 =>
3 PbN2O6 + 2 AlCl3 = 3 PbCl2 + 2 AlN3O9
Ca(OH2) + NaOH = CaOH + Na(OH2) =>
Ca(OH2) + NaOH = CaOH + Na(OH2)
HBr + CuCO3 = CuBr2 + CO2 + H2O =>
2 HBr + CuCO3 = CuBr2 + CO2 + H2O
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
PbO2 + CrCl3 + NaOH = PbO + Na2CrO4 + NaCl + H2O =>
3 PbO2 + 2 CrCl3 + 10 NaOH = 3 PbO + 2 Na2CrO4 + 6 NaCl + 5 H2O
P4O10 + PCl5 = Cl3PO =>
P4O10 + 6 PCl5 = 10 Cl3PO
C6H12O6 + SO4{-2} = S{-2} + CO2 + H2O =>
C6H12O6 + 3 SO4{-2} = 3 S{-2} + 6 CO2 + 6 H2O
K2C2O4 + KMnO4 + H2SO4 = MnSO4 + CO2 + K2SO4 + H2O =>
5 K2C2O4 + 2 KMnO4 + 8 H2SO4 = 2 MnSO4 + 10 CO2 + 6 K2SO4 + 8 H2O
Fe3O4 + H2O = Fe2O3 + H2 =>
2 Fe3O4 + H2O = 3 Fe2O3 + H2
FeS2 + O2 + NaOH = Fe(OH)3 + Na2SO4 + H2O =>
4 FeS2 + 15 O2 + 16 NaOH = 4 Fe(OH)3 + 8 Na2SO4 + 2 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
S + O2SO2 = SO2 =>
S + O2SO2 = 2 SO2
Co2{+} + Mg = Co + Mg2{+} =>
Co2{+} + 2 Mg = 2 Co + Mg2{+}
Ha(OH)2 + HCl = H2O + Ha(OH)Cl =>
Ha(OH)2 + HCl = H2O + Ha(OH)Cl
H3PO4 + NH3 = (NH3)H3PO4 =>
H3PO4 + NH3 = (NH3)H3PO4
Na3PO4 + Zn(NO3)2 = NaNO3 + Zn3(PO4)2 =>
2 Na3PO4 + 3 Zn(NO3)2 = 6 NaNO3 + Zn3(PO4)2
C2H5NSCl + O2 = CO2 + H2O + NO + SO2 + Cl2 =>
4 C2H5NSCl + 19 O2 = 8 CO2 + 10 H2O + 4 NO + 4 SO2 + 2 Cl2
P4(s) + Cl2(g) = PCl5(g) =>
P4(s) + 10 Cl2(g) = 4 PCl5(g)
Na3PO4 + Zn(NO3)2 = NaNO3 + Zn3(PO4)2 =>
2 Na3PO4 + 3 Zn(NO3)2 = 6 NaNO3 + Zn3(PO4)2
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Hg3 + OH = HgOH =>
Hg3 + 3 OH = 3 HgOH
CH3CH2OH + CH3COOH = H2O + CH3CHOOCH2CH3 =>
5 CH3CH2OH + 3 CH3COOH = 3 H2O + 4 CH3CHOOCH2CH3
KI(aq) + Cl(aq) = KCl(aq) + I =>
KI(aq) + Cl(aq) = KCl(aq) + I
O2 + C12O22H11 = CO2 + H2O =>
15 O2 + 4 C12O22H11 = 48 CO2 + 22 H2O
Fe2O3 + H2O1 = Fe(O1H1)3 =>
Fe2O3 + 3 H2O1 = 2 Fe(O1H1)3
(CO3)3SiOSi(CO3)3 + O2 = (CO3)3 + SiO2 =>
2(CO3)3SiOSi(CO3)3 + 3 O2 = 4(CO3)3 + 4 SiO2
LiMn2O4 + Na2C2O4 + H2SO4 = Li2SO4 + MnC2O4 + CO2 + Na2SO4 + H2O =>
2 LiMn2O4 + 7 Na2C2O4 + 8 H2SO4 = Li2SO4 + 4 MnC2O4 + 6 CO2 + 7 Na2SO4 + 8 H2O
HCl(aq) + HNO3(aq) + Sn(s) = NO + H2SnCl6(aq) + H2O(l) =>
18 HCl(aq) + 4 HNO3(aq) + 3 Sn(s) = 4 NO + 3 H2SnCl6(aq) + 8 H2O(l)
N2O + CH3NO2 = water + carbondioxide + N2 =>
3 N2O + 2 CH3NO2 = 3 H2O + 2 CO2 + 4 N2
CaSiO3(s) + HF(g) = CaF2(aq) + H2O(l) + SiF4(g) =>
CaSiO3(s) + 6 HF(g) = CaF2(aq) + 3 H2O(l) + SiF4(g)
NH4HF2 + NaOH = NH3 + H2O + NaF =>
NH4HF2 + 2 NaOH = NH3 + 2 H2O + 2 NaF
NaHCO3 + C6H8O7 = CO2 + CH3COONa + H2O =>
9 NaHCO3 + 4 C6H8O7 = 15 CO2 + 9 CH3COONa + 7 H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Pb4 + Au(NO3)2 = Au + Pb(NO3)2 =>
Pb4 + 4 Au(NO3)2 = 4 Au + 4 Pb(NO3)2
Mn2{+} + S2O82{-} + H2O = MnO4{-} + SO4 + H{+} =>
147 Mn2{+} + 13 S2O82{-} + 214 H2O = 294 MnO4{-} + 26 SO4 + 428 H{+}
SO4{2-} + Zn + H{+} = S2{-} + Zn2{+} + H2O =>
2 SO4{2-} + 26 Zn + 16 H{+} = S2{-} + 13 Zn2{+} + 8 H2O
Cr2O7{2-} + H{+} + Fe{2+} = H2O + Cr{3+} + Fe{3+} =>
Cr2O7{2-} + 14 H{+} + 6 Fe{2+} = 7 H2O + 2 Cr{3+} + 6 Fe{3+}
BaCl2*2H2O + K2CrO4 = Ba(CrO4) + KCl + H2O =>
BaCl2*2H2O + K2CrO4 = Ba(CrO4) + 2 KCl + 2 H2O
BrO3 + KBr + H2SO4 = K2SO4 + Br2 + H2O =>
2 BrO3 + 12 KBr + 6 H2SO4 = 6 K2SO4 + 7 Br2 + 6 H2O
H2O + NO = O2 + NH3 =>
6 H2O + 4 NO = 5 O2 + 4 NH3
PH3 + HClO4 = P4 + H2O + HCl =>
8 PH3 + 3 HClO4 = 2 P4 + 12 H2O + 3 HCl
Na2SO3 + Ti3(PO4)4 = Na3PO4 + Ti(SO3)2 =>
6 Na2SO3 + Ti3(PO4)4 = 4 Na3PO4 + 3 Ti(SO3)2
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
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Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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