| Équations équilibrées la veille |
(NH4)2CO3 + BaCI2 = (NH4)2CI2 + BaCO3
NH2CH2COOH(s) + O2(g) = CO2(g) + H2O(l) + N2(g) =>
4 NH2CH2COOH(s) + 9 O2(g) = 8 CO2(g) + 10 H2O(l) + 2 N2(g)
FeSO4 + K3Fe(CN)6 = KFe(Fe(CN)6) + K2SO4 =>
FeSO4 + K3Fe(CN)6 = KFe(Fe(CN)6) + K2SO4
Ca(OH)2 + Cr = Cr(OH)3 + Ca =>
3 Ca(OH)2 + 2 Cr = 2 Cr(OH)3 + 3 Ca
Pb(OH)2(s) = PbO(s) + H2O(g) =>
Pb(OH)2(s) = PbO(s) + H2O(g)
NH4Cl + KOH = NH3 + H2O + KCl =>
NH4Cl + KOH = NH3 + H2O + KCl
Na + HNO3 = NaNO3 + H2 =>
2 Na + 2 HNO3 = 2 NaNO3 + H2
NaHCO3 + H3BO3 = Na3BO3 + H2CO3 =>
3 NaHCO3 + H3BO3 = Na3BO3 + 3 H2CO3
SCl4 + H2O = SO2 + HCl =>
SCl4 + 2 H2O = SO2 + 4 HCl
Br2 + HI = HBr + I2 =>
Br2 + 2 HI = 2 HBr + I2
O + CN = N + CO2 =>
2 O + CN = N + CO2
Zn + NaI3 = Zn3I2 + Na =>
9 Zn + 2 NaI3 = 3 Zn3I2 + 2 Na
Ca(NO3)2 = Ca + NO3 =>
Ca(NO3)2 = Ca + 2 NO3
NaCr(OH4) + H2O2 + NaOH = Na2CrO4 + H2O =>
2 NaCr(OH4) + 9 H2O2 + 2 NaOH = 2 Na2CrO4 + 14 H2O
NH4Cl + NaH = NaCl + NH3 + H2 =>
NH4Cl + NaH = NaCl + NH3 + H2
(C17H35COO)3C3H5 + O2 = CO + H2O =>
(C17H35COO)3C3H5 + 53 O2 = 57 CO + 55 H2O
GdCl3 + H2O = Gd(OH)3 + HCl =>
GdCl3 + 3 H2O = Gd(OH)3 + 3 HCl
KJ + Br2 = KBr2 + J2 =>
2 KJ + 2 Br2 = 2 KBr2 + J2
CrO4{2-} + H2O + HSnO2{-] = CrO2{-}+OH{-}+HSnO3{-} =>
2 CrO4{2-} + H2O + 3 HSnO2{-] = 2 CrO2{-}+2OH{-}+3HSnO3{-}
CaO + Zn(OH)2 = Ca(OH)2 + ZnO =>
CaO + Zn(OH)2 = Ca(OH)2 + ZnO
Fe + Cl = FeCl =>
Fe + Cl = FeCl
Na2O(s) + HCl(y) = NaCl(s) + H2O =>
Na2O(s) + 2 HCl(y) = 2 NaCl(s) + H2O
NiSO4(aq) + K2CO3(aq) = NiCO3(s) + K2SO4(aq) =>
NiSO4(aq) + K2CO3(aq) = NiCO3(s) + K2SO4(aq)
H3PO4 + NaOH = Na3PO4 + H2O =>
H3PO4 + 3 NaOH = Na3PO4 + 3 H2O
C4H10 + KMnO4 + KOH = C7H9O6 + K2MnO4 + H2O =>
7 C4H10 + 82 KMnO4 + 82 KOH = 4 C7H9O6 + 82 K2MnO4 + 58 H2O
CuSO4 + H2C2O4 = CuC2O4 + H2SO4 =>
CuSO4 + H2C2O4 = CuC2O4 + H2SO4
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
C22H11O22 + H2O = CH4 + CO2 =>
8 C22H11O22 + 66 H2O = 55 CH4 + 121 CO2
S + NaOH = Na2S + Na2S2O3 + H2O =>
4 S + 6 NaOH = 2 Na2S + Na2S2O3 + 3 H2O
HCl() + NaOH() = H2O() + NaCl() =>
HCl() + NaOH() = H2O() + NaCl()
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
BaCl2 + AgNO3 = Ba(NO3)2 + AgCl =>
BaCl2 + 2 AgNO3 = Ba(NO3)2 + 2 AgCl
CaSiO3 + CO2 = CaCO3 + SiO2 =>
CaSiO3 + CO2 = CaCO3 + SiO2
(NH4)2CO3(aq) + H2SO4(aq) = (NH4)2SO4 + H2CO3 =>
(NH4)2CO3(aq) + H2SO4(aq) = (NH4)2SO4 + H2CO3
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
C4H8 + CO2 = CO + H2 =>
C4H8 + 4 CO2 = 8 CO + 4 H2
Cd(s) + CuSO4(aq) = Cu(s) + CdSO4(aq) =>
Cd(s) + CuSO4(aq) = Cu(s) + CdSO4(aq)
NaC = Na + C2 =>
2 NaC = 2 Na + C2
Cr + KNO3 + NaOH = Na2CrO4 + KNO2 + H2 =>
Cr + 2 KNO3 + 2 NaOH = Na2CrO4 + 2 KNO2 + H2
Pb3O4(heat) = Pb3O + O2 =>
2 Pb3O4(heat) = 2 Pb3O + 3 O2
LiAlH4 + HCl = LiCl + AlCl3 + H2 =>
LiAlH4 + 4 HCl = LiCl + AlCl3 + 4 H2
Mg3(PO4)2 + PbS = MgS + Pb3(PO4)2 =>
Mg3(PO4)2 + 3 PbS = 3 MgS + Pb3(PO4)2
Ni + Si = NiSi =>
Ni + Si = NiSi
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
ZnBr2 + Cl2 = ZnCl + Br =>
2 ZnBr2 + Cl2 = 2 ZnCl + 4 Br
H2O2 + CaS = CaSO4 + H2O =>
4 H2O2 + CaS = CaSO4 + 4 H2O
SO3{2-} + HPO3{2-} + H{+} = HPO4{2-} + S + H2O =>
SO3{2-} + 2 HPO3{2-} + 2 H{+} = 2 HPO4{2-} + S + H2O
Sr + N2 = Sr3(N2)2 =>
3 Sr + 2 N2 = Sr3(N2)2
KAl(OH)4 + H2C2O4 + KOH = K3Al(C2O4)3 + H2O =>
KAl(OH)4 + 3 H2C2O4 + 2 KOH = K3Al(C2O4)3 + 6 H2O
KNO3 + Al + H2O + KOH = NH3 + KAl(OH)4 =>
3 KNO3 + 8 Al + 18 H2O + 5 KOH = 3 NH3 + 8 KAl(OH)4
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Équations équilibrées sur12/22/24
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