| Équations équilibrées la veille | Équations équilibrées le lendemain |
N2O5 + NaOH = N2OH + O5Na
Fe(iii) + O2 = Fe2O3 =>
4 Fe(iii) + 3 O2 = 2 Fe2O3
MnSO4 + H2O = Mn(OH)2 + H2SO4 =>
MnSO4 + 2 H2O = Mn(OH)2 + H2SO4
As + ClO{-} + OH{-} = AsO43{-} + Cl{-} + H2O =>
2 As + 85 ClO{-} + 2 OH{-} = 2 AsO43{-} + 85 Cl{-} + H2O
H2CO3(aq) + Ba(OH)2(aq) = BaCO3(aq) + H2O(l) =>
H2CO3(aq) + Ba(OH)2(aq) = BaCO3(aq) + 2 H2O(l)
HN + Ca(OH)2 = CaN2 + H2O =>
2 HN + Ca(OH)2 = CaN2 + 2 H2O
H2O + NaAsO2 + Br2 = NaAsO3 + HBr =>
H2O + NaAsO2 + Br2 = NaAsO3 + 2 HBr
Co + SNO3 = Co(NO3)2 + S =>
Co + 2 SNO3 = Co(NO3)2 + 2 S
KMnO4 + Mn(HCO3)2 = MnO2 + CO2 + KHCO3 + H2O =>
2 KMnO4 + 3 Mn(HCO3)2 = 5 MnO2 + 4 CO2 + 2 KHCO3 + 2 H2O
CH4 + O2 = C + H2O =>
CH4 + O2 = C + 2 H2O
H2O2 + C36H70O4Zn = ZnO + CO2 + H =>
69 H2O2 + 2 C36H70O4Zn = 2 ZnO + 72 CO2 + 278 H
FeBr3 + NaCl = FeCl3 + BrNa =>
FeBr3 + 3 NaCl = FeCl3 + 3 BrNa
Na + Cl2 = NaCl2 =>
Na + Cl2 = NaCl2
K2SiO3 + HNO3 = KNO3 + H2SiO3 =>
K2SiO3 + 2 HNO3 = 2 KNO3 + H2SiO3
Ca + SO2 = CaO + S =>
2 Ca + SO2 = 2 CaO + S
N2H4 + H2O2 = N2 + H2O =>
N2H4 + 2 H2O2 = N2 + 4 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
C78H7OH + O2 = CO2 + H10O =>
10 C78H7OH + 779 O2 = 780 CO2 + 8 H10O
NaHCO3(aq) + Al2(SO4)3(aq) = Al(OH)3(s) + Na2SO4(aq) + CO2(g) =>
6 NaHCO3(aq) + Al2(SO4)3(aq) = 2 Al(OH)3(s) + 3 Na2SO4(aq) + 6 CO2(g)
SnO + HNO3 = Sn(NO3)2 + H2O =>
SnO + 2 HNO3 = Sn(NO3)2 + H2O
Ag{+} + NaCl = Na{+} + AgCl =>
Ag{+} + NaCl = Na{+} + AgCl
CaSO4(H2O) = CaSO4 + H2O =>
CaSO4(H2O) = CaSO4 + H2O
C6H10O2 + H2O = CH4 + CO2 =>
4 C6H10O2 + 10 H2O = 15 CH4 + 9 CO2
Na + H2 = NaH =>
2 Na + H2 = 2 NaH
C2O4H2*2H2O + NaOH = Na + OHC2O4H2 + H2O =>
C2O4H2*2H2O + NaOH = Na + OHC2O4H2 + 2 H2O
H2O + SO2 = H2SO3 =>
H2O + SO2 = H2SO3
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
HSO4 + NH3 = NH3SO4 + H2 =>
2 HSO4 + 2 NH3 = 2 NH3SO4 + H2
Pb(s) + Ag(NO3)2(aq) = Pb(NO3)2 + Ag =>
Pb(s) + Ag(NO3)2(aq) = Pb(NO3)2 + Ag
Fe(s) + O2(g) = FeO(s) =>
2 Fe(s) + O2(g) = 2 FeO(s)
ClO3 + H2O = HClO + OH =>
ClO3 + 3 H2O = HClO + 5 OH
C2H2N + O2 = CO2 + H2O + NO =>
C2H2N + 3 O2 = 2 CO2 + H2O + NO
PbBr2 + NaNO3 = Pb(NO3)2 + NaBr =>
PbBr2 + 2 NaNO3 = Pb(NO3)2 + 2 NaBr
C2H6O + NO2 = H2O + CO2 + N2 =>
2 C2H6O + 6 NO2 = 6 H2O + 4 CO2 + 3 N2
C2 + O3 = CO =>
3 C2 + 2 O3 = 6 CO
UF6 + H2O = UF2O2 + HF =>
UF6 + 2 H2O = UF2O2 + 4 HF
CaCl2 + Li2O = CaO + LiCl =>
CaCl2 + Li2O = CaO + 2 LiCl
Hf + H2SO4 = Hf(SO4)2O + SO2 + H2O =>
Hf + 5 H2SO4 = Hf(SO4)2O + 3 SO2 + 5 H2O
Zn + HNO3 = H2O + NH4NO3 + Zn(NO3)2 =>
4 Zn + 10 HNO3 = 3 H2O + NH4NO3 + 4 Zn(NO3)2
AgNO3 + Na2CrO4(aq) = Ag2CrO4(aq) + NaNO3(aq) =>
2 AgNO3 + Na2CrO4(aq) = Ag2CrO4(aq) + 2 NaNO3(aq)
Na2[B2(OH)4(O2)2] + KI + H2SO4 = Na2SO4 + K2SO4 + B2O3 + H2O + I2 =>
Na2[B2(OH)4(O2)2] + 4 KI + 3 H2SO4 = Na2SO4 + 2 K2SO4 + B2O3 + 5 H2O + 2 I2
CO2 + H2O = CH4 + O2 =>
CO2 + 2 H2O = CH4 + 2 O2
FeO2 = O2 + Fe2O3 =>
4 FeO2 = O2 + 2 Fe2O3
Ni + PbCl4 = NiCl2 + Pb =>
2 Ni + PbCl4 = 2 NiCl2 + Pb
K2C2O4*H2O + H2C2O4*2H2O + K2Cr2O7 = K3[Cr(C2O4)3]*3H2O + H2O + CO2 =>
2 K2C2O4*H2O + 7 H2C2O4*2H2O + K2Cr2O7 = 2 K3[Cr(C2O4)3]*3H2O + 17 H2O + 6 CO2
FeCl2 + Cu(OH)2 = Fe(OH)2 + CuCl2 =>
FeCl2 + Cu(OH)2 = Fe(OH)2 + CuCl2
C30H62 + N2O = H2O + CO2 + N2 =>
C30H62 + 91 N2O = 31 H2O + 30 CO2 + 91 N2
CaBr + Cl = Br + CaCl =>
CaBr + Cl = Br + CaCl
(NH4)2C2O4 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + (NH4)2SO4 + CO2 + H2O =>
5(NH4)2C2O4 + 2 KMnO4 + 8 H2SO4 = 2 MnSO4 + K2SO4 + 5(NH4)2SO4 + 10 CO2 + 8 H2O
LiHCO3 + HNO3 = LiNO3 + H2CO3 =>
LiHCO3 + HNO3 = LiNO3 + H2CO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/28/24
Équations équilibrées sur11/27/23
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