| Équations équilibrées la veille |
Cu2O(s) + CO(s) = 2 Cu(s) + CO2(g)
CH3OH + K2Cr2O7 + H2SO4 = HCOOH + Cr2(SO4)3 + KSO4 + H2O =>
CH3OH + K2Cr2O7 + 5 H2SO4 = HCOOH + Cr2(SO4)3 + 2 KSO4 + 6 H2O
FeBr3 + Cl2 = FeCl3 + Br2 =>
2 FeBr3 + 3 Cl2 = 2 FeCl3 + 3 Br2
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
NaClO + Na2S2O3 + NaOH = Na2SO4 + NaCl + HCl =>
4 NaClO + Na2S2O3 + NaOH = 2 Na2SO4 + 3 NaCl + HCl
C6H8AsNO3 + O2 = H2O + CO2 + N2 + As2O5 =>
4 C6H8AsNO3 + 31 O2 = 16 H2O + 24 CO2 + 2 N2 + 2 As2O5
C6H8O7*H2O + NaOH = H2O + NaOC =>
C6H8O7*H2O + 6 NaOH = 8 H2O + 6 NaOC
C6H5Br + Mg + CO2 + HCl = C7H6O2 + Mg{+2} + Br{-} + Cl{-} =>
C6H5Br + Mg + CO2 + HCl = C7H6O2 + Mg{+2} + Br{-} + Cl{-}
B2O3(s) + H2O(l) = B(OH)3(aq) =>
B2O3(s) + 3 H2O(l) = 2 B(OH)3(aq)
Cs2CrO4(aq) + FeCl3(aq) = CsCl(aq) + Fe2(CrO4)3(s) =>
3 Cs2CrO4(aq) + 2 FeCl3(aq) = 6 CsCl(aq) + Fe2(CrO4)3(s)
Zn(NH3)4(BF4)2 + HCl = Zn(Cl)4(BF4)2 + NH4 =>
Zn(NH3)4(BF4)2 + 4 HCl = Zn(Cl)4(BF4)2 + 4 NH4
BaSO4(s) = BaO(s) + SO2(g) + O2(g) =>
2 BaSO4(s) = 2 BaO(s) + 2 SO2(g) + O2(g)
Na2SO3 + KHCO3 = Na2CO3 + K2CO3 + SO2 + H2O =>
Na2SO3 + 2 KHCO3 = Na2CO3 + K2CO3 + SO2 + H2O
CH4 + *6O2 = CO2 + H2O =>
3 CH4 + *6O2 = 3 CO2 + 6 H2O
Mg2(CO3)2 = Mg + CO3 =>
Mg2(CO3)2 = 2 Mg + 2 CO3
Na2O3Si + HCl = NaCl + SiO2 + H2O =>
Na2O3Si + 2 HCl = 2 NaCl + SiO2 + H2O
Cl + NaHO = NaClO + H =>
Cl + NaHO = NaClO + H
FeSO4 + Mg = Fe2Mg3 + SO4 =>
2 FeSO4 + 3 Mg = Fe2Mg3 + 2 SO4
Ca(C2H3O2)2 + HNO3 = Ca(NO3)2 + C2H4O2 =>
Ca(C2H3O2)2 + 2 HNO3 = Ca(NO3)2 + 2 C2H4O2
Ca + K3Fe(CN)6 = Ca(Fe(CN)6)2 + K =>
Ca + 2 K3Fe(CN)6 = Ca(Fe(CN)6)2 + 6 K
NH4OH(aq) + Fe(NO3)2(aq) = Fe(OH)2 + NH4NO3 =>
2 NH4OH(aq) + Fe(NO3)2(aq) = Fe(OH)2 + 2 NH4NO3
C318H467O192N21S25 + O2 = SO2 + CO2 + N2 + H2O =>
4 C318H467O192N21S25 + 1455 O2 = 100 SO2 + 1272 CO2 + 42 N2 + 934 H2O
I2(s) + CaCl2(aq) = Cl2(aq) + CaI2(aq) =>
I2(s) + CaCl2(aq) = Cl2(aq) + CaI2(aq)
Cl2O7 + H2SO4 = HClO4 + SO3 =>
Cl2O7 + H2SO4 = 2 HClO4 + SO3
Sr(NO3)2 + KBr = SrBr2 + K(NO3) =>
Sr(NO3)2 + 2 KBr = SrBr2 + 2 K(NO3)
AgNO3 + H2O = Ag2O + HNO3 =>
2 AgNO3 + H2O = Ag2O + 2 HNO3
H2SO4 + C2H3NaO2 = Na2SO4 + C2H4O2 =>
H2SO4 + 2 C2H3NaO2 = Na2SO4 + 2 C2H4O2
Cu = Cu2{+} + e =>
2 Cu = Cu2{+} + e
Si + SnO2 = SiO2 + Sn =>
Si + SnO2 = SiO2 + Sn
NH2 + OH = N2 + H2O =>
2 NH2 + 4 OH = N2 + 4 H2O
H{+} + MnO4{-} + C2O4{-}2 = CO2 + Mn2{+} + H2O =>
16 H{+} + 2 MnO4{-} + 13 C2O4{-}2 = 26 CO2 + Mn2{+} + 8 H2O
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
Cu + F2 = Cu5F4 =>
5 Cu + 2 F2 = Cu5F4
BiO3 + H2O = OH + Bi =>
BiO3 + 3 H2O = 6 OH + Bi
SrCl2 + K2SO3 = SrSO3 + KCl =>
SrCl2 + K2SO3 = SrSO3 + 2 KCl
K(K) + S(d) = K2S(K) =>
3 K(K) + 2 S(d) = 2 K2S(K)
[Ag(NH3)2]Br + KI = AgI + KBr + NH3 =>
[Ag(NH3)2]Br + KI = AgI + KBr + 2 NH3
Na + H2O = Na2H + NaO =>
5 Na + H2O = 2 Na2H + NaO
Lu2O3 + Sc2O3 + Fe2O3 = LuSc2Fe3O9 =>
Lu2O3 + 2 Sc2O3 + 3 Fe2O3 = 2 LuSc2Fe3O9
Fe + CuSO42 = Cu + FeSO42 =>
Fe + CuSO42 = Cu + FeSO42
BrKOH = BrOHK =>
BrKOH = BrOHK
C6H5NH2 + water = Phenol + ammonia =>
C6H5NH2 + H2O = C6H5OH + NH3
Al + SOCl2 = AlCl3 + SO2 + S =>
4 Al + 6 SOCl2 = 4 AlCl3 + 3 SO2 + 3 S
MgCl2 + NH4CO3 = Mg(CO3)2 + NH4Cl =>
MgCl2 + 2 NH4CO3 = Mg(CO3)2 + 2 NH4Cl
CH3CH2CH2CH2OH + PBr3 = CH3CH2CH2CH2Br + PBr2OH =>
CH3CH2CH2CH2OH + PBr3 = CH3CH2CH2CH2Br + PBr2OH
TiO2 + Na2CO3 = Na8Ti5O14 + CO2 =>
5 TiO2 + 4 Na2CO3 = Na8Ti5O14 + 4 CO2
(NH4)3PO4 + (NH4)2MoO4 + HNO3 = (NH4)3[P(Mo3O10)] + (NH4)NO3 + H2O =>
4(NH4)3PO4 + 12(NH4)2MoO4 + 18 HNO3 = 4(NH4)3[P(Mo3O10)] + 21(NH4)NO3 + 15 H2O
Mg + Hg{2} = Mg{2} + Hg2{2} =>
Mg + 2 Hg{2} = Mg{2} + Hg2{2}
N2O5 + Ca(OH)2 = CaN2O6 + H2O =>
N2O5 + Ca(OH)2 = CaN2O6 + H2O
FeSO4 + Mg = Fe2Mg3 + SO4 =>
2 FeSO4 + 3 Mg = Fe2Mg3 + 2 SO4
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Équations équilibrées sur10/18/24
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