| Équations équilibrées la veille | Équations équilibrées le lendemain |
NaOH + HNO3 = NaNO3 + H2O
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
AgCl(ac) + NH4OH(ac) = NH4Cl(s) + AgOH(ac) =>
AgCl(ac) + NH4OH(ac) = NH4Cl(s) + AgOH(ac)
CH3OH + O2 = H2CO + H3O =>
3 CH3OH + O2 = 3 H2CO + 2 H3O
Fe(OH)3 + Na2O2 = Na2FeO4 + H2O + NaOH =>
2 Fe(OH)3 + 3 Na2O2 = 2 Na2FeO4 + 2 H2O + 2 NaOH
FeCl3 + KSCN = KSCl + Fe(CN)3 =>
FeCl3 + 3 KSCN = 3 KSCl + Fe(CN)3
MgBr2 + HF = MgF2 + HBr =>
MgBr2 + 2 HF = MgF2 + 2 HBr
CaCr(C2H3O2)3 = Ca(C2H3O2)3Cr =>
CaCr(C2H3O2)3 = Ca(C2H3O2)3Cr
BaN3 = Ba + N2 =>
2 BaN3 = 2 Ba + 3 N2
CuC3H3 + H2SO4 = CuSO4 + SO2 + H2O + CO2 =>
2 CuC3H3 + 19 H2SO4 = 2 CuSO4 + 17 SO2 + 22 H2O + 6 CO2
HCl + KSCN = H(SCN) + KCl =>
HCl + KSCN = H(SCN) + KCl
Pb(NO3)2(s) + KI(s) = KNO3 + PbI2 =>
Pb(NO3)2(s) + 2 KI(s) = 2 KNO3 + PbI2
K2S2O8 + K2S2 + H2O = KHSO4 =>
7 K2S2O8 + K2S2 + 8 H2O = 16 KHSO4
NaHCO3 + O2 = HCO3 + Na2O =>
4 NaHCO3 + O2 = 4 HCO3 + 2 Na2O
FeC2O4*2H2O(s) = FeCO3(s) + H2O(g) + CO(g) =>
FeC2O4*2H2O(s) = FeCO3(s) + 2 H2O(g) + CO(g)
H2SO4 + HNO3 = SO4 + NO + H2O =>
3 H2SO4 + 2 HNO3 = 3 SO4 + 2 NO + 4 H2O
NaBiO3 + MnSO4 + H2SO4 = HMnO4 + Bi2(SO4)3 + NaSO4 + H2O =>
10 NaBiO3 + 2 MnSO4 + 23 H2SO4 = 2 HMnO4 + 5 Bi2(SO4)3 + 10 NaSO4 + 22 H2O
SiO2 + NaHCO3 = Si(CO3) + Na(HO2) =>
SiO2 + NaHCO3 = Si(CO3) + Na(HO2)
Na(OH)2 + SO2 = Na2SO4 + H2O =>
2 Na(OH)2 + SO2 = Na2SO4 + 2 H2O
CaC2O4 = CaOCO2CO =>
CaC2O4 = CaOCO2CO
SnCl2 + H2SO4 + KMnO4 = MnSO4 + SnCl4 + Sn(SO4)2 + H2O + K2SO4 =>
10 SnCl2 + 16 H2SO4 + 4 KMnO4 = 4 MnSO4 + 5 SnCl4 + 5 Sn(SO4)2 + 16 H2O + 2 K2SO4
BeI2 + Ag2SO4 = BeSO4 + AgI =>
BeI2 + Ag2SO4 = BeSO4 + 2 AgI
ZnO + SO3 = ZnSO4 =>
ZnO + SO3 = ZnSO4
CO2(g) + H2O(l) + N2(g) = C6H7N(g) + O2(g) =>
24 CO2(g) + 14 H2O(l) + 2 N2(g) = 4 C6H7N(g) + 31 O2(g)
Al{3+} + NH3 + H2O = Al(OH)3 + NH4{+} =>
Al{3+} + 3 NH3 + 3 H2O = Al(OH)3 + 3 NH4{+}
FePO4 + HCl = FeCl3 + H3PO4 =>
FePO4 + 3 HCl = FeCl3 + H3PO4
HgSO4 + Cl{-} = HgCl4{-2} + SO4{2-} =>
HgSO4 + 4 Cl{-} = HgCl4{-2} + SO4{2-}
KMnO4 + (NH4)2SO4 + H2SO4 = K2SO4 + MnSO4 + HNO3 + H2O =>
16 KMnO4 + 5(NH4)2SO4 + 19 H2SO4 = 8 K2SO4 + 16 MnSO4 + 10 HNO3 + 34 H2O
Eu2O3 + HNO3 + H2O = Eu(NO3)3*6H2O =>
Eu2O3 + 6 HNO3 + 9 H2O = 2 Eu(NO3)3*6H2O
KCl + H2C4H4O6 = KHC4H4O6 + HCl =>
KCl + H2C4H4O6 = KHC4H4O6 + HCl
Fe(OH)2 + CrO4{2-} + H2O = Fe(OH)3 + Cr(OH)3{-} + OH{-} =>
4 Fe(OH)2 + CrO4{2-} + 4 H2O = 4 Fe(OH)3 + Cr(OH)3{-} + OH{-}
Na2B4O7 + H2O = HBO2 + NaOH =>
Na2B4O7 + 3 H2O = 4 HBO2 + 2 NaOH
(NH4)2CO3 + CaCl2 = NH4Cl + CaCO3 =>
(NH4)2CO3 + CaCl2 = 2 NH4Cl + CaCO3
HNO3 + Fe2SO4 = Fe2(SO4)3 + Fe(NO3)3 + NO + H2O =>
16 HNO3 + 3 Fe2SO4 = Fe2(SO4)3 + 4 Fe(NO3)3 + 4 NO + 8 H2O
H2C2O4 + NaOH = Na2C2O4 + H2O =>
H2C2O4 + 2 NaOH = Na2C2O4 + 2 H2O
CH3COOH + Na2O = CH3COONa + H2O =>
2 CH3COOH + Na2O = 2 CH3COONa + H2O
CO + Fe3O2 = CO2 + Fe =>
2 CO + Fe3O2 = 2 CO2 + 3 Fe
KMnO4 + C3H6 + H2O = C3H6O2 + MnO2 + KOH =>
4 KMnO4 + 3 C3H6 + 2 H2O = 3 C3H6O2 + 4 MnO2 + 4 KOH
Sn(OH)2 + HNO2 = Sn(NO2)2 + H2O =>
Sn(OH)2 + 2 HNO2 = Sn(NO2)2 + 2 H2O
C6H5C2H3Br2 + KOH = C6H4C2H2 + KBr + H2O =>
C6H5C2H3Br2 + 2 KOH = C6H4C2H2 + 2 KBr + 2 H2O
HNO3 + P2O5 = H3PO4 + N2O5 =>
6 HNO3 + P2O5 = 2 H3PO4 + 3 N2O5
ZnSO4 + NH3 = Zn(NH3)4 + SO4 =>
ZnSO4 + 4 NH3 = Zn(NH3)4 + SO4
Mg(OH)2 + H{+} = MgOH{+} + H2O =>
Mg(OH)2 + H{+} = MgOH{+} + H2O
H2(g)O(g) = H2O(g) =>
H2(g)O(g) = H2O(g)
FeCl3 + KSCN = KSCl + Fe(CN)3 =>
FeCl3 + 3 KSCN = 3 KSCl + Fe(CN)3
H3BO3 + (CH3CO)2O = (CH3COO)2BOB(CH3COO)2 + CH3COOH =>
2 H3BO3 + 5(CH3CO)2O = (CH3COO)2BOB(CH3COO)2 + 6 CH3COOH
S2O3{2-} + H{+} = H2O + S + SO2 =>
S2O3{2-} + 2 H{+} = H2O + S + SO2
C6H5NH2 + NaOH = C6H5NNa2 + H2O =>
C6H5NH2 + 2 NaOH = C6H5NNa2 + 2 H2O
Na[Al(OH)4] = Al(OH)3 + NaOH =>
Na[Al(OH)4] = Al(OH)3 + NaOH
NaCrO2 + H2O2 + NaOH = Na2CrO4 + H2O =>
2 NaCrO2 + 3 H2O2 + 2 NaOH = 2 Na2CrO4 + 4 H2O
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Équations équilibrées sur10/19/24
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