| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Zn(s) + 10 HNO3(aq) = 4 Zn(NO3)2(aq) + N2O(g) + 5 H2O(l)
C10H8O4 + KOH = C6H6 + K + O2 =>
3 C10H8O4 + 6 KOH = 5 C6H6 + 6 K + 9 O2
Co(NH3)4CO3 + NH4Cl + O2 = [Co(NH3)4CO3]Cl + H2O + NH3 =>
4 Co(NH3)4CO3 + 4 NH4Cl + O2 = 4[Co(NH3)4CO3]Cl + 2 H2O + 4 NH3
Mn(oh)2 + O2 + H2O = Mn(OH)4 =>
Mn(oh)2 + 2 O2 + 4 H2O = 2 Mn(OH)4
Cr3{+} + e = Cr =>
Cr3{+} + e = 3 Cr
AgNO3(s) + NaCl(s) = AgCl(s) + NaNO3(s) =>
AgNO3(s) + NaCl(s) = AgCl(s) + NaNO3(s)
C6H6(l) + O2 = CO2(g) + H2O(l) =>
2 C6H6(l) + 15 O2 = 12 CO2(g) + 6 H2O(l)
Ni + HCl = H2 + NiCl3 =>
2 Ni + 6 HCl = 3 H2 + 2 NiCl3
Sc + NaOH + H2O = Na[Sc(OH)4] + H2 =>
2 Sc + 2 NaOH + 6 H2O = 2 Na[Sc(OH)4] + 3 H2
H2SO4 + Fe2O3 = Fe2(SO4)3 + H2O =>
3 H2SO4 + Fe2O3 = Fe2(SO4)3 + 3 H2O
Fe(NO3)2 + KOH = Fe(OH)2 + KNO3 =>
Fe(NO3)2 + 2 KOH = Fe(OH)2 + 2 KNO3
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
MnO2 + Ca(ClO)2 + KOH = K2MnO4 + H2O + CaCl2 =>
2 MnO2 + Ca(ClO)2 + 4 KOH = 2 K2MnO4 + 2 H2O + CaCl2
Fe(OH)2 + ClO2 = Fe(ClO4)3 + FeCl2 + H2O =>
2 Fe(OH)2 + 5 ClO2 = Fe(ClO4)3 + FeCl2 + 2 H2O
C5H10O2 + NaHCO3 = H2O + CO2 + HCOONa =>
C5H10O2 + 13 NaHCO3 = 5 H2O + 5 CO2 + 13 HCOONa
C7H9 + Cl2 = C7H8Cl + HCl =>
C7H9 + Cl2 = C7H8Cl + HCl
C8H8O3 + NaBH4 + H2O = C8H10O3 + H3BO3 + NaOH =>
4 C8H8O3 + NaBH4 + 4 H2O = 4 C8H10O3 + H3BO3 + NaOH
Sr + HOH = Sr(OH)2 + H2 =>
Sr + 2 HOH = Sr(OH)2 + H2
AsF5 = As + F2 =>
2 AsF5 = 2 As + 5 F2
Zn + AgNO3(aq) = Ag + Zn(NO3)2 =>
Zn + 2 AgNO3(aq) = 2 Ag + Zn(NO3)2
H(C2H3O2) + NaOH = H2O + Na(C2H3O2) =>
H(C2H3O2) + NaOH = H2O + Na(C2H3O2)
SnO + HNO3 = Sn(NO3)4 + NO2 + H2O =>
SnO + 6 HNO3 = Sn(NO3)4 + 2 NO2 + 3 H2O
CuCl2 + H2S = CuS + HCl =>
CuCl2 + H2S = CuS + 2 HCl
Cr2O7 + HCl = CrCl2 + Cl2 + H2O =>
Cr2O7 + 14 HCl = 2 CrCl2 + 5 Cl2 + 7 H2O
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
Cd + Fe2O3 = Fe + CdO =>
3 Cd + Fe2O3 = 2 Fe + 3 CdO
MgI2 + Al2(SO4)3 = Mg(SO4) + AlI3 =>
3 MgI2 + Al2(SO4)3 = 3 Mg(SO4) + 2 AlI3
Au{3+} + Cd = Au + Cd{+} =>
Au{3+} + 3 Cd = Au + 3 Cd{+}
NaNO2 + C12H22O11 = Na2CO3 + CO2 + N2 + H2O =>
16 NaNO2 + C12H22O11 = 8 Na2CO3 + 4 CO2 + 8 N2 + 11 H2O
Pt3YbEr2 = Pt + Yb + Er =>
Pt3YbEr2 = 3 Pt + Yb + 2 Er
CH3COOH + C2H3NaO2 = CH3COO + C2H4NaO2 =>
CH3COOH + C2H3NaO2 = CH3COO + C2H4NaO2
Ag(NO3) + (NH4)2(CO3) = Ag2(CO3) + (NH4)(NO3) =>
2 Ag(NO3) + (NH4)2(CO3) = Ag2(CO3) + 2(NH4)(NO3)
K2CO3 + Ca(C3H5O3)2 = K2(C3H5O3)2 + CaCO3 =>
K2CO3 + Ca(C3H5O3)2 = K2(C3H5O3)2 + CaCO3
Na2CO3 + HCI = CO2 + H2O + NaCI =>
Na2CO3 + 2 HCI = CO2 + H2O + 2 NaCI
HBrO3 + Ca = Ca(BrO3)2 + H2 =>
2 HBrO3 + Ca = Ca(BrO3)2 + H2
Mg3(PO4)2 + SO4 = MgSO4 + PO4 =>
Mg3(PO4)2 + 3 SO4 = 3 MgSO4 + 2 PO4
LiBrO3 = LiBrO4 + LiBr =>
4 LiBrO3 = 3 LiBrO4 + LiBr
Na3(PO4) + BaCl2 = Ba3(PO4)2 + NaCl =>
2 Na3(PO4) + 3 BaCl2 = Ba3(PO4)2 + 6 NaCl
H2O + P2O5 = H3 + PO3 =>
3 H2O + 3 P2O5 = 2 H3 + 6 PO3
MnBr2 + NiSO4 = MnSO4 + NiBr2 =>
MnBr2 + NiSO4 = MnSO4 + NiBr2
SbCl5 + HF = SbF5 + HCl =>
SbCl5 + 5 HF = SbF5 + 5 HCl
Fe3(s) + HCl(aq) = FeCl3(aq) + H2(g) =>
2 Fe3(s) + 18 HCl(aq) = 6 FeCl3(aq) + 9 H2(g)
C2H4O + K2Cr2O7 + HCl = C2H4O2 + CrCl3 + KCl + H2O =>
3 C2H4O + K2Cr2O7 + 8 HCl = 3 C2H4O2 + 2 CrCl3 + 2 KCl + 4 H2O
H2S + Li2O = Li2S + H2O =>
H2S + Li2O = Li2S + H2O
NaCN + Cl2 = ClCN + NaCl =>
NaCN + Cl2 = ClCN + NaCl
BaBr2 + H3PO4 = Ba3(PO4)2 + HBr =>
3 BaBr2 + 2 H3PO4 = Ba3(PO4)2 + 6 HBr
CH3CH2OOH + O2 = CO2 + H2O =>
2 CH3CH2OOH + 5 O2 = 4 CO2 + 6 H2O
HClO4(aq) + Mg(OH)2(aq) = H2O + Mg(ClO4)2 =>
2 HClO4(aq) + Mg(OH)2(aq) = 2 H2O + Mg(ClO4)2
K3N + Zn = Zn3N2 + K =>
2 K3N + 3 Zn = Zn3N2 + 6 K
N2 + O2 = NO =>
N2 + O2 = 2 NO
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/27/24
Équations équilibrées sur11/26/23
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