| Équations équilibrées la veille |
5 Sb3{3+} + 12 MnO4{-} + 96 H3O{+} = 15 Sb{5+} + 12 Mn{2+} + 144 H2O
Pb(OH)2 + H2CO3 = H2O + Pb2(CO3)2 =>
2 Pb(OH)2 + 2 H2CO3 = 4 H2O + Pb2(CO3)2
Mn(CH3COO)2 + MnO4S = Mn2 + (CH3COO)2O4S =>
Mn(CH3COO)2 + MnO4S = Mn2 + (CH3COO)2O4S
NO2{-} + H{+} + MnO4{-} = NO3{-} + H2O + Mn{+2} =>
5 NO2{-} + 6 H{+} + 2 MnO4{-} = 5 NO3{-} + 3 H2O + 2 Mn{+2}
K2Cr2O7 + HCl = HCr2O7 + K2Cl =>
K2Cr2O7 + HCl = HCr2O7 + K2Cl
Cl2 + H2C2O4 = HCl + CO2 =>
Cl2 + H2C2O4 = 2 HCl + 2 CO2
A2 + BC2 = A4BC + A2C =>
3 A2 + BC2 = A4BC + A2C
Na + KMnO4 = NaMnO4 + K =>
Na + KMnO4 = NaMnO4 + K
I2 + HNO3 = HIO3 + NO2 + H2 =>
I2 + 6 HNO3 = 2 HIO3 + 6 NO2 + 2 H2
Ca(CH3CO2)2 + HCl = CaCl2 + HCH3CO2 =>
Ca(CH3CO2)2 + 2 HCl = CaCl2 + 2 HCH3CO2
NH4Cl + AgNO3 = AgCl + NH4NO3 =>
NH4Cl + AgNO3 = AgCl + NH4NO3
NH3 + Li2O = Li3N + H2O =>
2 NH3 + 3 Li2O = 2 Li3N + 3 H2O
Al + B = BAl =>
Al + B = BAl
NaN3(s) = N2 + Na =>
2 NaN3(s) = 3 N2 + 2 Na
Pb(C2H3O2)2 + Cu(Cl)2 = Cu(C2H3O2)2 + Pb(Cl)2 =>
Pb(C2H3O2)2 + Cu(Cl)2 = Cu(C2H3O2)2 + Pb(Cl)2
NH4Cl + Pt + Cl2 = (NH4)2PtCl6 =>
2 NH4Cl + Pt + 2 Cl2 = (NH4)2PtCl6
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Fe(CH3CO2)2 + Al = Fe + Al(CH3CO2)3 =>
3 Fe(CH3CO2)2 + 2 Al = 3 Fe + 2 Al(CH3CO2)3
I2 + Mo = MoI2 =>
I2 + Mo = MoI2
CaCl2 + NaF = CaF + Cl2Na =>
CaCl2 + NaF = CaF + Cl2Na
K2Cr2 + KNO3 = KNO + KCrO =>
K2Cr2 + KNO3 = KNO + 2 KCrO
Rb + HC2H3O2 = RbC2H3O2 + H =>
Rb + HC2H3O2 = RbC2H3O2 + H
Al2(SO4)3(aq) + KOH(aq) = Al(OH)3(aq) + K2SO4(aq) =>
Al2(SO4)3(aq) + 6 KOH(aq) = 2 Al(OH)3(aq) + 3 K2SO4(aq)
Hg2Cl2(s) + SnCl2(aq) = Hg + SnCl4(aq) =>
Hg2Cl2(s) + SnCl2(aq) = 2 Hg + SnCl4(aq)
K2SO3 = K2SO4 + K2S =>
4 K2SO3 = 3 K2SO4 + K2S
K2CO3 + H2O + MgCl2 = (MgOH)2CO3 + CO2 + KCl =>
2 K2CO3 + H2O + 2 MgCl2 = (MgOH)2CO3 + CO2 + 4 KCl
Li2SO4 + Au(NO3)3 = LiNO3 + Au2(SO4)3 =>
3 Li2SO4 + 2 Au(NO3)3 = 6 LiNO3 + Au2(SO4)3
AgNO3 + H2O = Ag2O + HNO3 =>
2 AgNO3 + H2O = Ag2O + 2 HNO3
CaSO4 + H2O = (CaSO4)H4O2 =>
CaSO4 + 2 H2O = (CaSO4)H4O2
Pb(NO3) + Na3PO4 = PbPO4 + NO3Na3 =>
Pb(NO3) + Na3PO4 = PbPO4 + NO3Na3
PbS + HCl + HNO3 = H2[PbCl4] + H2SO4 + NO2 + H2O =>
PbS + 4 HCl + 8 HNO3 = H2[PbCl4] + H2SO4 + 8 NO2 + 4 H2O
Hg(NO3)2 + SnBr2 = HgBr2 + Sn(NO3)2 =>
Hg(NO3)2 + SnBr2 = HgBr2 + Sn(NO3)2
C + Fe3O = C4O + Fe =>
4 C + Fe3O = C4O + 3 Fe
CH3(CH2)5OH(l) + O2(g) = CO2(g) + H2O(l) =>
CH3(CH2)5OH(l) + 9 O2(g) = 6 CO2(g) + 7 H2O(l)
HgCl + HN3 = HgN3 + HCl =>
HgCl + HN3 = HgN3 + HCl
NH4Br + AgNO3 = NH4NO3 + AgBr =>
NH4Br + AgNO3 = NH4NO3 + AgBr
H2SO4 + CH3COOH = (CH3COO)2SO4 + H2 =>
H2SO4 + 2 CH3COOH = (CH3COO)2SO4 + 2 H2
H6C3 + H3N + O2 = H3C3N + H2O =>
2 H6C3 + 2 H3N + 3 O2 = 2 H3C3N + 6 H2O
SnCl4 + NH4OH = Sn(OH)4 + NH4Cl =>
SnCl4 + 4 NH4OH = Sn(OH)4 + 4 NH4Cl
C3H6Br2 + H2 = C3H6 + HBr =>
C3H6Br2 + H2 = C3H6 + 2 HBr
HNO3 + e = NO2 + NO3{-} + H2O =>
2 HNO3 + e = NO2 + NO3{-} + H2O
NH4Br + AgNO3 = NH4NO3 + AgBr =>
NH4Br + AgNO3 = NH4NO3 + AgBr
NaClO3 + Cr2O3 = Na2O + Cr(ClO3)3 =>
6 NaClO3 + Cr2O3 = 3 Na2O + 2 Cr(ClO3)3
Cr2Se3 + Mn(NO3)2 + K2CO3 = K2CrO4 + K2SeO4 + K2MnO4 + CO2 + NO =>
Cr2Se3 + 15 Mn(NO3)2 + 20 K2CO3 = 2 K2CrO4 + 3 K2SeO4 + 15 K2MnO4 + 20 CO2 + 30 NO
K + NH3 = KNH3 =>
K + NH3 = KNH3
[Cd(NH3)4](OH)2 + NaOH = Cd(OH)2 + NH4OH + NaNH2 =>
[Cd(NH3)4](OH)2 + 2 NaOH = Cd(OH)2 + 2 NH4OH + 2 NaNH2
Sn + Ag(NO3) = Ag + Sn(NO3)2 =>
Sn + 2 Ag(NO3) = 2 Ag + Sn(NO3)2
CaCl2 + NH3 = N2Ca3 + HCl =>
3 CaCl2 + 2 NH3 = N2Ca3 + 6 HCl
C12H22O11(s) = C + H2 + O2 =>
2 C12H22O11(s) = 24 C + 22 H2 + 11 O2
CO2 + H2SO4 = CO2SO4 + H2 =>
CO2 + H2SO4 = CO2SO4 + H2
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