| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C51H84O5 + 55 O2 = 28 C2H6O + 46 CO2
Na2HPO4 + CaCO3 = Na2CO3 + CaHPO4 =>
Na2HPO4 + CaCO3 = Na2CO3 + CaHPO4
Ca + CuSO{+4} = Cu + CaSO{+4} =>
Ca + CuSO{+4} = Cu + CaSO{+4}
Ni + NaF3 = NiF2 + Na =>
3 Ni + 2 NaF3 = 3 NiF2 + 2 Na
I + Zn + SrOH = Zn(OH)2 + SrI =>
2 I + Zn + 2 SrOH = Zn(OH)2 + 2 SrI
SeO2(s) + H2O(l) + SO2(g) = Se(s) + H2SO4(aq) =>
SeO2(s) + 2 H2O(l) + 2 SO2(g) = Se(s) + 2 H2SO4(aq)
CaCO3 + HCl = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl = CaCl2 + H2CO3
NaHCO3 + HC6H7O7 = NaC6H7O7CO2H2O =>
NaHCO3 + HC6H7O7 = NaC6H7O7CO2H2O
C6H14 + Br2 + CCl4 = BrCl + C7H14 =>
C6H14 + 2 Br2 + CCl4 = 4 BrCl + C7H14
Cu + NO3{-} + H2O = Cu{2+} + NO + OH{-} =>
3 Cu + 2 NO3{-} + 4 H2O = 3 Cu{2+} + 2 NO + 8 OH{-}
*S3 = S =>
*S3 = 3 S
Br{-} + S = S{-} + Br2 =>
2 Br{-} + 2 S = 2 S{-} + Br2
Cl2(g) + KBr(ac) = KCl(s) + Br2(l) =>
Cl2(g) + 2 KBr(ac) = 2 KCl(s) + Br2(l)
ZnFe2S4 + O2 = ZnO + Fe2O3 + SO2 =>
ZnFe2S4 + 6 O2 = ZnO + Fe2O3 + 4 SO2
O2 + K = OK2 =>
O2 + 4 K = 2 OK2
H{+} + (SO4)2{-} + I{-} = I2 + H2S + H2O =>
40 H{+} + 2(SO4)2{-} + 38 I{-} = 19 I2 + 4 H2S + 16 H2O
Ni + NaF3 = NiF2 + Na =>
3 Ni + 2 NaF3 = 3 NiF2 + 2 Na
Be2 + N = BeN =>
Be2 + 2 N = 2 BeN
CH3CHO + CuSO4 + NaOH = CH3COONa + Cu2O + Na2SO4 + H2O =>
CH3CHO + 2 CuSO4 + 5 NaOH = CH3COONa + Cu2O + 2 Na2SO4 + 3 H2O
PbO2 + HCl = Pb + H2O + Cl =>
PbO2 + 4 HCl = Pb + 2 H2O + 4 Cl
Ni + NaF3 = NiF2 + Na =>
3 Ni + 2 NaF3 = 3 NiF2 + 2 Na
FeCl2(aq) + K3[Fe(CN)6](aq) = KCl(aq) + KFe[Fe(CN)6](s) =>
FeCl2(aq) + K3[Fe(CN)6](aq) = 2 KCl(aq) + KFe[Fe(CN)6](s)
NaOH + C4H6O6 = Na + CO2 + H2O =>
10 NaOH + C4H6O6 = 10 Na + 4 CO2 + 8 H2O
C20H42(s) + CuSO4 = C + CuS + H2O =>
4 C20H42(s) + 21 CuSO4 = 80 C + 21 CuS + 84 H2O
Pb(C2H3O2)2 + HCl = HC2H3O2 + PbCl2 =>
Pb(C2H3O2)2 + 2 HCl = 2 HC2H3O2 + PbCl2
SnZnCl2 = SnCl2Zn =>
SnZnCl2 = SnCl2Zn
CrZn2(HCOO)7(l) + NaOH(l) = CrZn2(OH)(HCOO)6(s) + NaHCOO(l) =>
CrZn2(HCOO)7(l) + NaOH(l) = CrZn2(OH)(HCOO)6(s) + NaHCOO(l)
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
CuO + H{+} + H2O = Cu(H2O)6{2+} =>
CuO + 2 H{+} + 5 H2O = Cu(H2O)6{2+}
C2H5OH + H2CO3 = CH3CHO + H2O =>
5 C2H5OH + 2 H2CO3 = 6 CH3CHO + 5 H2O
KOH(aq) + CuSO4(aq) = Cu(OH)2 + K2SO4 =>
2 KOH(aq) + CuSO4(aq) = Cu(OH)2 + K2SO4
KClO2 + H2SO4 + KI = KCl + K2SO4 + I2 + H2O =>
KClO2 + 2 H2SO4 + 4 KI = KCl + 2 K2SO4 + 2 I2 + 2 H2O
Ga1F3 + Cs = Cs1F + Ga =>
Ga1F3 + 3 Cs = 3 Cs1F + Ga
CH4 + C7H6O2 = H2O + C8H8O2 =>
6 CH4 + 14 C7H6O2 = 2 H2O + 13 C8H8O2
CH3Cl + Na = C2H6 + NaCl =>
2 CH3Cl + 2 Na = C2H6 + 2 NaCl
C4H(g) + O2 = CO2(g) + H2O(l) =>
4 C4H(g) + 17 O2 = 16 CO2(g) + 2 H2O(l)
Mg + HNO3(p) = Mg(NO3)2 + NH3 + H2O =>
4 Mg + 9 HNO3(p) = 4 Mg(NO3)2 + NH3 + 3 H2O
C7H14 + O2 = C2O2 + H =>
2 C7H14 + 7 O2 = 7 C2O2 + 28 H
Cu + KNO3 + H2SO4 = NO2 + CuSO4 + K2SO4 + H2O =>
Cu + 2 KNO3 + 2 H2SO4 = 2 NO2 + CuSO4 + K2SO4 + 2 H2O
NaCHO3 + C6H8O7 = H2O + CO2 + Na3C6H5O7 =>
3 NaCHO3 + C6H8O7 = 3 H2O + 3 CO2 + Na3C6H5O7
SO2 + LiOH = SOH + LiO2 =>
SO2 + LiOH = SOH + LiO2
Pb(NO3)2(aq) + H2SO4(aq) = PbSO4 + HNO3(aq) =>
Pb(NO3)2(aq) + H2SO4(aq) = PbSO4 + 2 HNO3(aq)
Ni + NaF3 = NiF2 + Na =>
3 Ni + 2 NaF3 = 3 NiF2 + 2 Na
Ni + Al2O3 = NiO + Al =>
3 Ni + Al2O3 = 3 NiO + 2 Al
BaO + H3PO4 = Ba3(PO4)2 + H2O =>
3 BaO + 2 H3PO4 = Ba3(PO4)2 + 3 H2O
BaCl2 + LiCO3 = BaCO3 + LiCl2 =>
BaCl2 + LiCO3 = BaCO3 + LiCl2
(Ag(NH3)2){+} + KI = AgI + NH3 + K{+} =>
(Ag(NH3)2){+} + KI = AgI + 2 NH3 + K{+}
Mg(OH)2 + (NH4)2SO4 = MgSO4 + NH3 + H2O =>
Mg(OH)2 + (NH4)2SO4 = MgSO4 + 2 NH3 + 2 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Ni + NaF3 = NiF2 + Na =>
3 Ni + 2 NaF3 = 3 NiF2 + 2 Na
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/27/25
Équations équilibrées sur02/26/24
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