| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2SO4 + Fe(NO3)2 = 2 K(NO3) + FeSO4
K2CrO4 + H2SO4 = KHSO4 + H2CrO4 =>
K2CrO4 + 2 H2SO4 = 2 KHSO4 + H2CrO4
CU(s) + HCl = CUCl2 + H2 =>
CU(s) + 2 HCl = CUCl2 + H2
Cu(s) + HCl = CuCl + H =>
Cu(s) + HCl = CuCl + H
Na2[B4O5(OH)4]8H2O + NaOH + H2O2 = Na2[B2(O2)2(OH)4]6H2O + H2O =>
3 Na2[B4O5(OH)4]8H2O + 10 NaOH + 115 H2O2 = 8 Na2[B2(O2)2(OH)4]6H2O + 67 H2O
N2(s) + O2(g) = N2O5(s) =>
2 N2(s) + 5 O2(g) = 2 N2O5(s)
C2H6O + Cr2O7{-2} + H{+} = C2H4O + H2O + Cr3{+} =>
17 C2H6O + 3 Cr2O7{-2} + 8 H{+} = 17 C2H4O + 21 H2O + 2 Cr3{+}
CO(g) + O2(g) = CO2(g) =>
2 CO(g) + O2(g) = 2 CO2(g)
Na3VO4 + Zn + H2SO4 = VSO4 + ZnSO4 + Na2SO4 + H2O =>
2 Na3VO4 + 3 Zn + 8 H2SO4 = 2 VSO4 + 3 ZnSO4 + 3 Na2SO4 + 8 H2O
Ca3(PO4)2 + SiO2(s) + C(s) = CaSiO3(s) + CO(g) + P4(s) =>
2 Ca3(PO4)2 + 6 SiO2(s) + 10 C(s) = 6 CaSiO3(s) + 10 CO(g) + P4(s)
Cu(s) + HCl = CuCl2 + H2(g) =>
Cu(s) + 2 HCl = CuCl2 + H2(g)
NiCl2 + (NH4)2S = NiS + NH4Cl =>
NiCl2 + (NH4)2S = NiS + 2 NH4Cl
Cu(s) + HCl = CuCl + H2 =>
2 Cu(s) + 2 HCl = 2 CuCl + H2
N2(s) + O2(g) = NO2(g) =>
N2(s) + 2 O2(g) = 2 NO2(g)
BeCl2 + NaPO4 = NaCl2 + BePO4 =>
BeCl2 + NaPO4 = NaCl2 + BePO4
NO2 = O2 + N2 =>
2 NO2 = 2 O2 + N2
NCl3 + H2O = NH3 + HOCl =>
NCl3 + 3 H2O = NH3 + 3 HOCl
Cu(s) + HCl = CuCl + H2 =>
2 Cu(s) + 2 HCl = 2 CuCl + H2
HBr = H2 + Br =>
2 HBr = H2 + 2 Br
Na3VO4 + Zn + H2SO4 = VOSO4 + Na2SO4 + ZnSO4 + H2O =>
2 Na3VO4 + Zn + 6 H2SO4 = 2 VOSO4 + 3 Na2SO4 + ZnSO4 + 6 H2O
C2H6O + Cr2O7{-2} + H{+} = CO2 + Cr{+3} + H2O =>
C2H6O + 2 Cr2O7{-2} + 16 H{+} = 2 CO2 + 4 Cr{+3} + 11 H2O
NH3(g) + O2(g) = H2O(l) + NO2 =>
4 NH3(g) + 7 O2(g) = 6 H2O(l) + 4 NO2
C6H5HSO3 + NaOH = C6H5NaSO3 + H2O =>
C6H5HSO3 + NaOH = C6H5NaSO3 + H2O
Ca3(PO4)2 + SiO2(s) + C(s) = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2(s) + 10 C(s) = 6 CaSiO3 + P4 + 10 CO
PbSO4 + Cu = PbCu + SO4 =>
PbSO4 + Cu = PbCu + SO4
B2H6 = B5H9 + H2 =>
5 B2H6 = 2 B5H9 + 6 H2
Sb2S3 + HNO3 + H2O = H3SbO3 + H2SO4 + NO =>
Sb2S3 + 8 HNO3 + 2 H2O = 2 H3SbO3 + 3 H2SO4 + 8 NO
N2(s) + O2(g) = NO2 =>
N2(s) + 2 O2(g) = 2 NO2
Ca + Mg(SO4)2 = Ca(SO4)2 + Mg =>
Ca + Mg(SO4)2 = Ca(SO4)2 + Mg
Cu(s) + HCl = CuCl + H =>
Cu(s) + HCl = CuCl + H
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
B2H6 = BH3 =>
B2H6 = 2 BH3
KClO3 + CrCl3 + Na2CO3 = NaCrO4 + KCl + NaCl + CO2 =>
2 KClO3 + 3 CrCl3 + 6 Na2CO3 = 3 NaCrO4 + 2 KCl + 9 NaCl + 6 CO2
Li + Ba(OH)2 = LiOH + Ba =>
2 Li + Ba(OH)2 = 2 LiOH + Ba
KCl(aq) + H2SO4(aq) = K2SO4 + HCl =>
2 KCl(aq) + H2SO4(aq) = K2SO4 + 2 HCl
HPbO2 + Si = SiO3 + Pb + H2O =>
2 HPbO2 + Si = SiO3 + 2 Pb + H2O
PB(NO3)2(aq) + KI(aq) = PBI2(s) + KNO3(aq) =>
PB(NO3)2(aq) + 2 KI(aq) = PBI2(s) + 2 KNO3(aq)
B2H6 = B + H2 =>
B2H6 = 2 B + 3 H2
Fe + CuSO4*5H2O = H2O + FeSO4 + Cu =>
Fe + CuSO4*5H2O = 5 H2O + FeSO4 + Cu
Cu(s) + HCl = CuCl2(aq) + H2(g) =>
Cu(s) + 2 HCl = CuCl2(aq) + H2(g)
B2H6 = B10H14 + H2 =>
5 B2H6 = B10H14 + 8 H2
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
HCOH + Ag2O = HCOOH + Ag2 =>
HCOH + Ag2O = HCOOH + Ag2
KOH + FeSO = KSO + Fe(OH) =>
KOH + FeSO = KSO + Fe(OH)
Na2CO3 + SiF4 = Na2SiF6 + CO2 + SiO2 =>
2 Na2CO3 + 3 SiF4 = 2 Na2SiF6 + 2 CO2 + SiO2
NaOH(aq) + H2S(aq) = Na2S(s) + H2O(l) =>
2 NaOH(aq) + H2S(aq) = Na2S(s) + 2 H2O(l)
Li + Ba(OH)2 = Li(OH)2 + Ba =>
Li + Ba(OH)2 = Li(OH)2 + Ba
As2O3 + NaOCl + H2O = H3AsO4 + NaCl =>
As2O3 + 2 NaOCl + 3 H2O = 2 H3AsO4 + 2 NaCl
H2SO4(aq) + KCl(aq) = HCl(aq) + K2SO4(s) =>
H2SO4(aq) + 2 KCl(aq) = 2 HCl(aq) + K2SO4(s)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/13/24
Équations équilibrées sur12/13/23
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