| Équations équilibrées la veille | Équations équilibrées le lendemain |
Al2(SO4)3 + 3 H2SO4 = 2 Al(HSO4)3
Na2S2O3 + Br2 = Na2S4O6 + NaBr =>
2 Na2S2O3 + Br2 = Na2S4O6 + 2 NaBr
NaHCO3(ac) + HCl(ac) = NaCl(ac) + CO2(g) + H2O =>
NaHCO3(ac) + HCl(ac) = NaCl(ac) + CO2(g) + H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
BeO = O2 + Be =>
2 BeO = O2 + 2 Be
Ae + Br2 = AeBr3 =>
2 Ae + 3 Br2 = 2 AeBr3
NO2 + KI = KIO3 + N2 =>
6 NO2 + 4 KI = 4 KIO3 + 3 N2
AgNO3 + NaCl = Ag + NO3NaCl =>
AgNO3 + NaCl = Ag + NO3NaCl
CO3Zn = C + O + Zn =>
CO3Zn = C + 3 O + Zn
KCrO2 + H2O = K3[Cr(OH)6] + Cr(OH)3 =>
3 KCrO2 + 6 H2O = K3[Cr(OH)6] + 2 Cr(OH)3
AlOHCl2 + NaOH = Al(OH)2Cl + NaCl =>
AlOHCl2 + NaOH = Al(OH)2Cl + NaCl
K2CO3 + NaClO4 = K2ClO4 + NaCO3 =>
K2CO3 + NaClO4 = K2ClO4 + NaCO3
Eu + HF = EuHF =>
Eu + HF = EuHF
Cr = Cr5 =>
5 Cr = Cr5
Fe + H2SO4 = FeSO4 + H2 =>
Fe + H2SO4 = FeSO4 + H2
H{+}(aq) + NO2{-}(aq) + Cr2O7{2-}(aq) = Cr{3+}(aq) + NO3{-}(aq) + H2O(l) =>
8 H{+}(aq) + 3 NO2{-}(aq) + Cr2O7{2-}(aq) = 2 Cr{3+}(aq) + 3 NO3{-}(aq) + 4 H2O(l)
C + H2SO4 = CO2 + SO2 + H2O =>
C + 2 H2SO4 = CO2 + 2 SO2 + 2 H2O
Xe + Cl = XeCl5 =>
Xe + 5 Cl = XeCl5
Fe2(SO4)3 + H2O = Fe(OH)3 + H2SO4 =>
Fe2(SO4)3 + 6 H2O = 2 Fe(OH)3 + 3 H2SO4
C7H8O2 + O2 = CO2 + H2O =>
C7H8O2 + 8 O2 = 7 CO2 + 4 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
C2H6O2 + H2SO4 + KMnO4 = K2SO4 + MnSO4 + CO2 + H2O =>
C2H6O2 + 3 H2SO4 + 2 KMnO4 = K2SO4 + 2 MnSO4 + 2 CO2 + 6 H2O
NaOH(aq) + Cu(NO3)2(aq) = Cu(OH)2(s) + NaNO3(aq) =>
2 NaOH(aq) + Cu(NO3)2(aq) = Cu(OH)2(s) + 2 NaNO3(aq)
Mn(OH)2 + Br2 + H2O = MnO(OH)2 + HBr =>
Mn(OH)2 + Br2 + H2O = MnO(OH)2 + 2 HBr
ZnSO4 + Na2CO3 + H2O = ZnOH2CO3 + Na2SO4 =>
ZnSO4 + Na2CO3 + H2O = ZnOH2CO3 + Na2SO4
C14H12Br2 + OH = C14H10 + Br + H2O =>
C14H12Br2 + 2 OH = C14H10 + 2 Br + 2 H2O
HNO4 + FeO = Fe(NO4)2 + H2O =>
2 HNO4 + FeO = Fe(NO4)2 + H2O
BaOH2 + NH4Cl = NH4 + H2O + BaCl2 =>
BaOH2 + 2 NH4Cl = 2 NH4 + H2O + BaCl2
LiO + CO2 = Li2C03 + O2 =>
2 LiO + 3 CO2 = Li2C03 + 4 O2
Cr2(SO4)3 + NaBiO3 + NaOH = Na2CrO4 + NaSO4 + Bi + H2O =>
5 Cr2(SO4)3 + 9 NaBiO3 + 26 NaOH = 10 Na2CrO4 + 15 NaSO4 + 9 Bi + 13 H2O
Zn + Na(OH) = Na2ZnO2 + H2 =>
Zn + 2 Na(OH) = Na2ZnO2 + H2
HCl + FeCO3 = FeCl + HCO3 =>
HCl + FeCO3 = FeCl + HCO3
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
CoSO4 + NH4OH = CoOH + NH4SO4 =>
CoSO4 + NH4OH = CoOH + NH4SO4
Fe(CN)6{3-} + Re + OH{-} = Fe(CN)6{-4} + ReO4{-} + H2O =>
7 Fe(CN)6{3-} + Re + 8 OH{-} = 7 Fe(CN)6{-4} + ReO4{-} + 4 H2O
C5H12 + Cl2 = HCl + C5H11 =>
2 C5H12 + Cl2 = 2 HCl + 2 C5H11
Cu2O3 + NaOH + H2O = CuO2 + NaCu(OH)3 =>
Cu2O3 + NaOH + H2O = CuO2 + NaCu(OH)3
ZnSO4 + NaS = ZnS2 + NaO4 =>
ZnSO4 + NaS = ZnS2 + NaO4
C5 + O2 = CO =>
2 C5 + 5 O2 = 10 CO
PbI2 + KI = K2[PbI4] =>
PbI2 + 2 KI = K2[PbI4]
S2 + O2 = SO3 =>
S2 + 3 O2 = 2 SO3
H2CO3 + Na2S = Na2CO3 + H2S =>
H2CO3 + Na2S = Na2CO3 + H2S
AgCl + O2 = Ag2O + Cl2 =>
4 AgCl + O2 = 2 Ag2O + 2 Cl2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Li2CO3 + K3PO4 = K2CO3 + Li3PO4 =>
3 Li2CO3 + 2 K3PO4 = 3 K2CO3 + 2 Li3PO4
K[Cr(OH)4] + Cl2 + KOH = K2CrO4 + KCl + H2O =>
2 K[Cr(OH)4] + 3 Cl2 + 8 KOH = 2 K2CrO4 + 6 KCl + 8 H2O
P4 + KClO3 + H2SO4 = P2O5 + HCl + K2SO4 =>
3 P4 + 10 KClO3 + 5 H2SO4 = 6 P2O5 + 10 HCl + 5 K2SO4
Ca3P2 + H2O = Ca(OH)2(aq) + PH3(g) =>
Ca3P2 + 6 H2O = 3 Ca(OH)2(aq) + 2 PH3(g)
K2Cr2O7 + HCl = CrCl3 + Cl2 + KCl + H2O =>
K2Cr2O7 + 14 HCl = 2 CrCl3 + 3 Cl2 + 2 KCl + 7 H2O
Pb(CH3COO)2 + KOH = Pb(OH)2 + K(CH3COO) =>
Pb(CH3COO)2 + 2 KOH = Pb(OH)2 + 2 K(CH3COO)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/24/24
Équations équilibrées sur11/23/23
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