| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaCl + F2 = 2 NaF + Cl2
NaHCO3 + Co(NO3)2 = Na(NO3) + Co(HCO3)2 =>
2 NaHCO3 + Co(NO3)2 = 2 Na(NO3) + Co(HCO3)2
CuSO4 + K4[Fe(CN)6] = Cu2[Fe(CN)6] + K2SO4 =>
2 CuSO4 + K4[Fe(CN)6] = Cu2[Fe(CN)6] + 2 K2SO4
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
Ge(OH)4 + H2CO3 = Ge(CO3)2 + H2O =>
Ge(OH)4 + 2 H2CO3 = Ge(CO3)2 + 4 H2O
K2Cr2O7 + H2SO4 + H2S = KHSO4 + Cr2(SO4)3 + H2O =>
4 K2Cr2O7 + 17 H2SO4 + 3 H2S = 8 KHSO4 + 4 Cr2(SO4)3 + 16 H2O
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
Ca(HCO3)2(s) + H3PO4(aq) = Ca3(PO4)2(s) + H2O(l) + CO2(g) =>
3 Ca(HCO3)2(s) + 2 H3PO4(aq) = Ca3(PO4)2(s) + 6 H2O(l) + 6 CO2(g)
FeCl3 + K3[Fe(CN)6] = Fe[Fe(CN)6] + KCl =>
FeCl3 + K3[Fe(CN)6] = Fe[Fe(CN)6] + 3 KCl
CS2(g) + Cl2 = CCl4(l) + S2Cl2 =>
CS2(g) + 3 Cl2 = CCl4(l) + S2Cl2
Na2C2O4 + Ca(NO3)2 = Na2(NO3)2 + CaC2O4 =>
Na2C2O4 + Ca(NO3)2 = Na2(NO3)2 + CaC2O4
(CH2OH)3CNH2 + HCl = (CH2OH)3CCl + NH3 =>
(CH2OH)3CNH2 + HCl = (CH2OH)3CCl + NH3
C2Na2 + HCN = C2H2 + NaCN =>
C2Na2 + 2 HCN = C2H2 + 2 NaCN
Fe3N2 = *Fe + N2 =>
Fe3N2 = 3*Fe + N2
C3H8Br + NaOH = C3H8O + HBr + Na =>
C3H8Br + NaOH = C3H8O + HBr + Na
CuSO4(aq) + KI(aq) = Cu(s) + I2(aq) + K2SO4(aq) =>
CuSO4(aq) + 2 KI(aq) = Cu(s) + I2(aq) + K2SO4(aq)
NO{3}{-} + Cu = NO{2} + Cu{2+} =>
2 NO{3}{-} + Cu = 2 NO{2} + Cu{2+}
CO + H2 = C8H18 + H2O =>
8 CO + 17 H2 = C8H18 + 8 H2O
(NH4)2SO4 = NH3 + H2SO4 =>
(NH4)2SO4 = 2 NH3 + H2SO4
Ba + N2 = Ba3N2 =>
3 Ba + N2 = Ba3N2
FeBr3 + NaOH = FeOH + NaBr3 =>
FeBr3 + NaOH = FeOH + NaBr3
Na[Au(OH)4] + HCl = AuCl3 + NaOH + H2O =>
Na[Au(OH)4] + 3 HCl = AuCl3 + NaOH + 3 H2O
CuSO4(aq) + KI(aq) = Cu(s) + I2(aq) + K2SO4(aq) =>
CuSO4(aq) + 2 KI(aq) = Cu(s) + I2(aq) + K2SO4(aq)
Na2FeO4 + NaI + H2SO4 = I2 + Na2SO4 + Fe2(SO4)3 + H2O =>
2 Na2FeO4 + 6 NaI + 8 H2SO4 = 3 I2 + 5 Na2SO4 + Fe2(SO4)3 + 8 H2O
AlCl3(aq) + CuSO4(aq) = Al2(SO4)3(aq) + CuCl2(aq) =>
2 AlCl3(aq) + 3 CuSO4(aq) = Al2(SO4)3(aq) + 3 CuCl2(aq)
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
C7H5O3 + CH3OH = C8H8O3 + H2O =>
14 C7H5O3 + 22 CH3OH = 15 C8H8O3 + 19 H2O
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
P2 + O3 = P2O5 =>
3 P2 + 5 O3 = 3 P2O5
Cu(s) + S(s) = CuS(s) =>
Cu(s) + S(s) = CuS(s)
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
TiO2 + B4C + C = TiB2 + CO(g) =>
2 TiO2 + B4C + 3 C = 2 TiB2 + 4 CO(g)
Ca(NO3)2 + Ca(OH)2 = CaOHNO3 =>
Ca(NO3)2 + Ca(OH)2 = 2 CaOHNO3
CdSO4*8H2O + NaOH = CdOH + NaSO4 + H2O =>
CdSO4*8H2O + NaOH = CdOH + NaSO4 + 8 H2O
Zn(OH)2 + HNO2 = Zn(OH)NO2 + H2O =>
Zn(OH)2 + HNO2 = Zn(OH)NO2 + H2O
CaO + ZnSO4 = CaSO4 + ZnO =>
CaO + ZnSO4 = CaSO4 + ZnO
Co(OH)2 + H2C2O4*2H2O = CoC2O4 + H2O =>
Co(OH)2 + H2C2O4*2H2O = CoC2O4 + 4 H2O
HBr + Sr(OH) = BrSr + H2O =>
HBr + Sr(OH) = BrSr + H2O
CaCO3 + SO3 = CaSO4 + CO2 =>
CaCO3 + SO3 = CaSO4 + CO2
FeCl2 + Ag = AgCl2 + Fe =>
FeCl2 + Ag = AgCl2 + Fe
Na2O + Cl = NaCl + O =>
Na2O + 2 Cl = 2 NaCl + O
CH3CH2OH + HBr = CH3CH2CH2CH2Br + H2O =>
2 CH3CH2OH + HBr = CH3CH2CH2CH2Br + 2 H2O
CuSO4(aq) + KI(aq) = CuI(s) + KI3(aq) + K2SO4(aq) =>
2 CuSO4(aq) + 5 KI(aq) = 2 CuI(s) + KI3(aq) + 2 K2SO4(aq)
Ni(NO3)3 + CaSO4 = Ni2(SO4)3 + Ca(NO3)2 =>
2 Ni(NO3)3 + 3 CaSO4 = Ni2(SO4)3 + 3 Ca(NO3)2
(NH4)2SO4 + HNO3 = H2SO4 + NH4NO3 =>
(NH4)2SO4 + 2 HNO3 = H2SO4 + 2 NH4NO3
Fe + Cu2S = FeS2 + Cu =>
Fe + 2 Cu2S = FeS2 + 4 Cu
Mg(OH)2 + (NH4)3PO4 = Mg3(PO4)2 + (NH3)H2O =>
3 Mg(OH)2 + 2(NH4)3PO4 = Mg3(PO4)2 + 6(NH3)H2O
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
HClO3(aq) + HCl(aq) = H2O(l) + Cl2(g) =>
HClO3(aq) + 5 HCl(aq) = 3 H2O(l) + 3 Cl2(g)
CH3NO2 + Al + NaOH + H2O = CH3NH2 + Na[Al(OH)4] =>
CH3NO2 + 2 Al + 2 NaOH + 4 H2O = CH3NH2 + 2 Na[Al(OH)4]
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/14/24
Équations équilibrées sur01/13/24
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