| Équations équilibrées la veille |
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
NaHCO3 + HC2H3O2 = NaC2H3O2 + H2O + CO2 =>
NaHCO3 + HC2H3O2 = NaC2H3O2 + H2O + CO2
BaS + PtF2 = BaF2 + PtS =>
BaS + PtF2 = BaF2 + PtS
HCl2 + O2 = H2O + Cl =>
4 HCl2 + O2 = 2 H2O + 8 Cl
Sn + HCl = H + SnCl =>
Sn + HCl = H + SnCl
C4H8Cl2 + Mg = C4H8 + MgCl2 =>
C4H8Cl2 + Mg = C4H8 + MgCl2
FeCl2 + KNO3 = Fe(NO3)2 + KCl =>
FeCl2 + 2 KNO3 = Fe(NO3)2 + 2 KCl
Al(OH)3 + CsOH = Cs[Al(OH)4] =>
Al(OH)3 + CsOH = Cs[Al(OH)4]
Fe(NO3)3 + Fe = Fe2O3 + N2O3 =>
2 Fe(NO3)3 + 4 Fe = 3 Fe2O3 + 3 N2O3
Mn + Cl2 = Mn2Cl =>
4 Mn + Cl2 = 2 Mn2Cl
Cr + H2O = Cr(OH)3 + H2 =>
2 Cr + 6 H2O = 2 Cr(OH)3 + 3 H2
SrNO3 + H2SO4 = SrSO4 + H2NO3 =>
SrNO3 + H2SO4 = SrSO4 + H2NO3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C4H9Br = C4H8 + HBr =>
C4H9Br = C4H8 + HBr
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
Zn(NO3) + Al = Zn + Al(NO3) =>
Zn(NO3) + Al = Zn + Al(NO3)
C9H8O4(s) + O2(g) = CO2(g) + H2O(l) =>
C9H8O4(s) + 9 O2(g) = 9 CO2(g) + 4 H2O(l)
Zn2 + CuCl2 = Cu + ZnCl2 =>
Zn2 + 2 CuCl2 = 2 Cu + 2 ZnCl2
K2HPO4 + NaOH = KOH + Na2HPO4 =>
K2HPO4 + 2 NaOH = 2 KOH + Na2HPO4
Na2CO3(s) = CO2 + Na2O(s) =>
Na2CO3(s) = CO2 + Na2O(s)
Na + Sn(CN)4 = Sn + NaCN =>
4 Na + Sn(CN)4 = Sn + 4 NaCN
(NH4)2S(aq) + BaCl2(aq) = (NH4)2Cl2 + BaS =>
(NH4)2S(aq) + BaCl2(aq) = (NH4)2Cl2 + BaS
N2 + F2 = NF3 =>
N2 + 3 F2 = 2 NF3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
MgCO3 + C2H4O2 = Mg(CH3COO)2 + H2O + CO2 =>
MgCO3 + 2 C2H4O2 = Mg(CH3COO)2 + H2O + CO2
C2H4(OH)2 + NH3 = C2H4(NH2)2 + H2O =>
C2H4(OH)2 + 2 NH3 = C2H4(NH2)2 + 2 H2O
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Co(NO3)2 + K3Fe(CN)6 = Co3Fe(CN)6 + K(NO3)2 =>
3 Co(NO3)2 + K3Fe(CN)6 = Co3Fe(CN)6 + 3 K(NO3)2
[N(CH2)5CO] + O2 = CO2 + H2O + N2 =>
2[N(CH2)5CO] + 16 O2 = 12 CO2 + 10 H2O + N2
Al(OH)3 + HC2H302 = Al(C2H302)3 + H2O =>
Al(OH)3 + 3 HC2H302 = Al(C2H302)3 + 3 H2O
(NH4)2CO3 = N + H2 + C + O2 =>
2(NH4)2CO3 = 4 N + 8 H2 + 2 C + 3 O2
La2(CO3)3 + H2SO4 = La2(SO4)3 + H2O + CO2 =>
La2(CO3)3 + 3 H2SO4 = La2(SO4)3 + 3 H2O + 3 CO2
NH4Cl + AgNO3 = AgCl + NH4NO3 =>
NH4Cl + AgNO3 = AgCl + NH4NO3
NaBH4 + NaHCO3 = H2 + B2H6 + Na2CO3 =>
2 NaBH4 + 2 NaHCO3 = 2 H2 + B2H6 + 2 Na2CO3
OH{-} + Cr(OH)3 + Br2 = CrO4{-2} + Br{-} + H2O =>
10 OH{-} + 2 Cr(OH)3 + 3 Br2 = 2 CrO4{-2} + 6 Br{-} + 8 H2O
CuBr2(s) = CuBr(s) + Br2(g) =>
2 CuBr2(s) = 2 CuBr(s) + Br2(g)
Ag(s) + CN{-}(aq) + O2(g) + H2O(l) = Ag(CN)2{-}(aq) + OH{-}(aq) =>
4 Ag(s) + 8 CN{-}(aq) + O2(g) + 2 H2O(l) = 4 Ag(CN)2{-}(aq) + 4 OH{-}(aq)
Na2CO3 + NaCl = Na3CO3Cl =>
Na2CO3 + NaCl = Na3CO3Cl
CrOHSO4 + HNO3 = Cr2(SO4)3 + H2O + Cr(NO3)3 =>
3 CrOHSO4 + 3 HNO3 = Cr2(SO4)3 + 3 H2O + Cr(NO3)3
Cu(OH)2 + NH3 = CuNH3 + OH =>
Cu(OH)2 + NH3 = CuNH3 + 2 OH
NaHCO3 + H2SO4 = NaHC + SO4 + H2O =>
NaHCO3 + 3 H2SO4 = NaHC + 3 SO4 + 3 H2O
CuO + AgNO3 = Ag2O + Cu(NO3)2 =>
CuO + 2 AgNO3 = Ag2O + Cu(NO3)2
K2CO3 + Zn(C2H3O2)2 = KC2H3O2 + Zn2(CO3)2 =>
2 K2CO3 + 2 Zn(C2H3O2)2 = 4 KC2H3O2 + Zn2(CO3)2
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
KCO3(s) + HNO3(l) = KNO3(s) + HCO3(l) =>
KCO3(s) + HNO3(l) = KNO3(s) + HCO3(l)
SO2 + Li2Se = SSe2 + Li2O =>
SO2 + 2 Li2Se = SSe2 + 2 Li2O
Cd + I = CdI2 =>
Cd + 2 I = CdI2
As2S3 + NaOH + Cl2 = Na2AsO4 + H2O + Na2SO4 + NaCl =>
As2S3 + 40 NaOH + 15 Cl2 = 2 Na2AsO4 + 20 H2O + 3 Na2SO4 + 30 NaCl
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Équations équilibrées sur01/01/25
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