| Équations équilibrées la veille |
2 NaMnO4 + 3 Fe + 4 H2O = 3 Fe(OH)2 + 2 MnO2 + 2 NaOH
CH3COOH + SOCl2 = CH3COCl + H2O + SO2 =>
2 CH3COOH + SOCl2 = 2 CH3COCl + H2O + SO2
K2Cr2O7 + Mn(NO3)2 = KNO3 + MnCr2O7 =>
K2Cr2O7 + Mn(NO3)2 = 2 KNO3 + MnCr2O7
CaCl2 + Na2CO3 = CaCO3(s) + NaCl(aq) =>
CaCl2 + Na2CO3 = CaCO3(s) + 2 NaCl(aq)
La + F = LaF3 =>
La + 3 F = LaF3
HNO3(aq) + NaOH(s) = H2O(l) + NaNO3(aq) =>
HNO3(aq) + NaOH(s) = H2O(l) + NaNO3(aq)
MgSO4 + H2O = (MgOH)2SO4 + H2SO4 =>
2 MgSO4 + 2 H2O = (MgOH)2SO4 + H2SO4
Na2SO3 + HCl = Na2Cl + HSO3 =>
Na2SO3 + HCl = Na2Cl + HSO3
PdBr2 + HNO3 = Pd(NO3)2 + HBr =>
PdBr2 + 2 HNO3 = Pd(NO3)2 + 2 HBr
BaCl2 + Ca(OH)2 = Ba(OH)2 + CaCl2 =>
BaCl2 + Ca(OH)2 = Ba(OH)2 + CaCl2
Sr2(CO3)2 + HNO3 = Sr(NO3)2 + H2CO3 =>
Sr2(CO3)2 + 4 HNO3 = 2 Sr(NO3)2 + 2 H2CO3
HNO3 + C3H7NO2 = CH3OH + CO2 + N2H2O =>
12 HNO3 + 10 C3H7NO2 = 15 CH3OH + 15 CO2 + 11 N2H2O
U2(SO4)3 + KMnO4 + H2SO4 = UO2SO4 + MnSO4 + K2SO4 + H2O =>
5 U2(SO4)3 + 6 KMnO4 + 4 H2SO4 = 10 UO2SO4 + 6 MnSO4 + 3 K2SO4 + 4 H2O
NaNO2 + FeSO4 + H2SO4 = Fe2(SO4)3 + NO + NaHSO4 + H2O =>
2 NaNO2 + 2 FeSO4 + 3 H2SO4 = Fe2(SO4)3 + 2 NO + 2 NaHSO4 + 2 H2O
MgSO4CuO = MgCuSO4O =>
MgSO4CuO = MgCuSO4O
CaBr2 + FeSO4 = CaSO4 + FeBr2 =>
CaBr2 + FeSO4 = CaSO4 + FeBr2
C6H12O6 + OH{-} = C6H12O7 + H2O + e =>
C6H12O6 + 2 OH{-} = C6H12O7 + H2O + 2e
SO2 + O2 = S2O6 =>
2 SO2 + O2 = S2O6
Cu + Ca(OH)2 = Cu(OH)3 + Ca =>
2 Cu + 3 Ca(OH)2 = 2 Cu(OH)3 + 3 Ca
C2H5SO3H + O2 = CO2 + H2O + SO3 =>
2 C2H5SO3H + 7 O2 = 4 CO2 + 6 H2O + 2 SO3
MgBr2 + OH = MgBr2OH =>
MgBr2 + OH = MgBr2OH
Hg2(NO3)2 + KCN = KNO3 + K2[Hg(CN)4] + Hg =>
Hg2(NO3)2 + 4 KCN = 2 KNO3 + K2[Hg(CN)4] + Hg
Br2 + Zn = ZnBr2 =>
Br2 + Zn = ZnBr2
C6H12 + OH = CO2 + H2O =>
C6H12 + 36 OH = 6 CO2 + 24 H2O
ZnCO3 + H3C6H5O7 = Zn3C6H5O7 + H2O + CO2 =>
18 ZnCO3 + 7 H3C6H5O7 = 6 Zn3C6H5O7 + 13 H2O + 24 CO2
UO2HPO4 + TiCl3 + H2SO4 = U(SO4)2 + Ti(SO4)2 + H3PO4 + H2O + HCl =>
UO2HPO4 + 2 TiCl3 + 6 H2SO4 = U(SO4)2 + 2 Ti(SO4)2 + H3PO4 + 2 H2O + 6 HCl
PbO2 + MnSO4 + HNO3 = PbSO4 + HMnO4 + Pb(NO3)2 + H2O =>
5 PbO2 + 2 MnSO4 + 6 HNO3 = 2 PbSO4 + 2 HMnO4 + 3 Pb(NO3)2 + 2 H2O
HCl + Hg = Hg2Cl2 + H =>
2 HCl + 2 Hg = Hg2Cl2 + 2 H
CrCl2 + Br2 + KOH = K2CrO4 + KBr + KCl + H2O =>
CrCl2 + 2 Br2 + 8 KOH = K2CrO4 + 4 KBr + 2 KCl + 4 H2O
HCl + K2SO3 = KCl + H2O + SO2 =>
2 HCl + K2SO3 = 2 KCl + H2O + SO2
Ag{3+}N + NaCl = AgCl + Na{3+}N =>
Ag{3+}N + NaCl = AgCl + Na{3+}N
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
H{+} + BiO3{-} + Mn2 = Bi3 + MnO4{-} + H2O =>
12 H{+} + 42 BiO3{-} + 15 Mn2 = 14 Bi3 + 30 MnO4{-} + 6 H2O
PbO + GeCl4 = PbCl4 + GeO =>
PbO + GeCl4 = PbCl4 + GeO
MnO2 + Al = Al2O3 + Mn =>
3 MnO2 + 4 Al = 2 Al2O3 + 3 Mn
S8 + O2 + H2O = H2SO4 =>
S8 + 12 O2 + 8 H2O = 8 H2SO4
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
KCl + C4H5NaO6 = KHC4H4O6 + NaCl =>
KCl + C4H5NaO6 = KHC4H4O6 + NaCl
PdCl + HNO3 = Pd(NO3) + HCl =>
PdCl + HNO3 = Pd(NO3) + HCl
S2O3{-2} + I2 = S4O6{-2} + I{-} =>
2 S2O3{-2} + I2 = S4O6{-2} + 2 I{-}
CH3CHO + Br2 + H2O = CH3COOH + HBr =>
CH3CHO + Br2 + H2O = CH3COOH + 2 HBr
CuO + HNO3 = Cu(NO3) + HO =>
CuO + HNO3 = Cu(NO3) + HO
[Co(H2O)4]4 + Cl = [Co(Cl4)]2 + H2O =>
[Co(H2O)4]4 + 16 Cl = 2[Co(Cl4)]2 + 16 H2O
Fe(NO3)3 + Na3PO4 = FePO4 + Na3(NO3)3 =>
Fe(NO3)3 + Na3PO4 = FePO4 + Na3(NO3)3
Sn(OH)2 + HNO3 = Sn + NO3 + H2O =>
Sn(OH)2 + 2 HNO3 = Sn + 2 NO3 + 2 H2O
P + Ba(OH)2 = P(OH) + BaOH =>
P + Ba(OH)2 = P(OH) + BaOH
hydrochloricacid + beryllium = berylliumchloride + hydrogen =>
2 HCl + Be = BeCl2 + H2
Cu + KOH = K + CuOH =>
Cu + KOH = K + CuOH
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Cr2O3 + Zn = ZnO + Cr =>
Cr2O3 + 3 Zn = 3 ZnO + 2 Cr
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Équations équilibrées sur10/30/24
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