| Équations équilibrées la veille |
Mg(HCO3)2 + 2 H2O = Mg(OH)2 + 2 H2CO3
Na2 + O2 = Na2O5 =>
2 Na2 + 5 O2 = 2 Na2O5
HCl + KMnO4 = Cl2Mn + KCl + Cl2 + H2O =>
16 HCl + 2 KMnO4 = 2 Cl2Mn + 2 KCl + 5 Cl2 + 8 H2O
KMnO4 + KI + H2SO4 = MnSO4 + I2 + K2SO4 + H2O =>
2 KMnO4 + 10 KI + 8 H2SO4 = 2 MnSO4 + 5 I2 + 6 K2SO4 + 8 H2O
(NH4)2S + HNO3 = NH4NO3 + S + H2 =>
(NH4)2S + 2 HNO3 = 2 NH4NO3 + S + H2
LiNO3 + CaBr2 = Ca(NO3)2 + LiBr =>
2 LiNO3 + CaBr2 = Ca(NO3)2 + 2 LiBr
KBr + Pb(NO3)2 = KNO3 + PbBr2 =>
2 KBr + Pb(NO3)2 = 2 KNO3 + PbBr2
K2CrO4 + Al(OH)3 = Al2(CrO4)3 + KOH =>
3 K2CrO4 + 2 Al(OH)3 = Al2(CrO4)3 + 6 KOH
NaMnO4 + Ca = NaCa + MnO4 =>
NaMnO4 + Ca = NaCa + MnO4
PbSO4 + C = PbS + CO =>
PbSO4 + 4 C = PbS + 4 CO
V(OH)5 + CrO3 = Cr(OH)6 + V2O5 =>
6 V(OH)5 + 5 CrO3 = 5 Cr(OH)6 + 3 V2O5
AlBr3 + K = Al + KBr3 =>
AlBr3 + K = Al + KBr3
Ca + HNO3 = CaHNO3 =>
Ca + HNO3 = CaHNO3
MgSO4 + Na2CO3 + H2O = MgCO3*2H2O + Na2SO4 =>
MgSO4 + Na2CO3 + 2 H2O = MgCO3*2H2O + Na2SO4
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
NH4Fe(SO4)2 + KOH = NH3 + Fe(OH)3 + K2SO4 + H2O =>
NH4Fe(SO4)2 + 4 KOH = NH3 + Fe(OH)3 + 2 K2SO4 + H2O
H60 = H2 =>
H60 = 30 H2
CuO + P2O5 = Cu3(PO4)2 =>
3 CuO + P2O5 = Cu3(PO4)2
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O =>
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
AsO4{3-} + Zn + H3O{+} = AsH3 + Zn{3+} + H2O =>
3 AsO4{3-} + 8 Zn + 33 H3O{+} = 3 AsH3 + 8 Zn{3+} + 45 H2O
FeCl3 + HCl = Cl + FeH =>
FeCl3 + HCl = 4 Cl + FeH
Ag2O + ZnO = Ag2ZnO2 =>
Ag2O + ZnO = Ag2ZnO2
Br2 + NaNO2 + H2O = HBr + NaNO3 =>
Br2 + NaNO2 + H2O = 2 HBr + NaNO3
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
H2O + CoCl2 = Co(OH)2 + HCl =>
2 H2O + CoCl2 = Co(OH)2 + 2 HCl
BeO + Ba(OH)2 = BaO + Be(OH)2 =>
BeO + Ba(OH)2 = BaO + Be(OH)2
N + O2 = N2O5 =>
4 N + 5 O2 = 2 N2O5
NH3 + Fe3O4 = NO2 + H2O + Fe =>
8 NH3 + 7 Fe3O4 = 8 NO2 + 12 H2O + 21 Fe
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Pb(NO3)2 + (NH4)3PO4 = Pb3(PO4)2 + NH4NO3 =>
3 Pb(NO3)2 + 2(NH4)3PO4 = Pb3(PO4)2 + 6 NH4NO3
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
CI + KOH = KCI + KCIO + H2O =>
2 CI + 2 KOH = KCI + KCIO + H2O
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
C3H5(OH)3 + Cu(OH)2 = C3H5OHCuO2 + H2O =>
C3H5(OH)3 + Cu(OH)2 = C3H5OHCuO2 + 2 H2O
S + NH4OH + (NH4)2SO4 = (NH4)2S2O3 + H2O =>
4 S + 2 NH4OH + 2(NH4)2SO4 = 3(NH4)2S2O3 + H2O
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
Ag(NO3)(aq) + NACl(aq) = AgCl(s) + NA(NO3)(aq) =>
Ag(NO3)(aq) + NACl(aq) = AgCl(s) + NA(NO3)(aq)
HO2 + CH3O2 = CH3OOH + O3 =>
3 HO2 + 3 CH3O2 = 3 CH3OOH + 2 O3
Li + Mn(CN)2 = LiCN + Mn =>
2 Li + Mn(CN)2 = 2 LiCN + Mn
H3As + Mn(OH)2 = Mn3As2 + H2O =>
2 H3As + 3 Mn(OH)2 = Mn3As2 + 6 H2O
H2SO4 + KI = KHSO4 + I2H2O + H2S =>
9 H2SO4 + 8 KI = 8 KHSO4 + 4 I2H2O + H2S
H2Co3 + Mn(OH)3 = Mn2(Co3)3 + H2O =>
3 H2Co3 + 2 Mn(OH)3 = Mn2(Co3)3 + 6 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
KMnO4 + HBr = KBr + HMnO4 =>
KMnO4 + HBr = KBr + HMnO4
Li + HNO3 = LiNO3 + H2O + N2 =>
10 Li + 12 HNO3 = 10 LiNO3 + 6 H2O + N2
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
K2Cr2O7 + H2SO4 + CH3CH2OH = Cr2(SO4)3 + K2S02 + CH3COOH + H2O =>
K2Cr2O7 + 5 H2SO4 + 5 CH3CH2OH = Cr2(SO4)3 + K2S02 + 5 CH3COOH + 10 H2O
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
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