| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 CrO(O2)2 + 12 H3O{+} = 4 Cr{3+} + 18 H2O + 7 O2
Si + HF = SiF4 + H2 =>
Si + 4 HF = SiF4 + 2 H2
S + O2 = SO2 =>
S + O2 = SO2
Na(s) + HCl(aq) = NaCl(aq) + H2(g) =>
2 Na(s) + 2 HCl(aq) = 2 NaCl(aq) + H2(g)
Bi + O2 = Bi2O5 =>
4 Bi + 5 O2 = 2 Bi2O5
Ba(ClO3)2 + H2(SO4) = BaSO4 + HClO3 =>
Ba(ClO3)2 + H2(SO4) = BaSO4 + 2 HClO3
Ca + H2O = CaO + H2 =>
Ca + H2O = CaO + H2
FeCl3 + HNO3 + NH4OH = Fe(NO3)3 + NH4Cl + H2O =>
FeCl3 + 3 HNO3 + 3 NH4OH = Fe(NO3)3 + 3 NH4Cl + 3 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NaOH + Mg2(SO4)2 = Na2SO4 + Mg(OH)2 =>
4 NaOH + Mg2(SO4)2 = 2 Na2SO4 + 2 Mg(OH)2
HNO3 + Zn = Zn(NO3)2 + NH4(NO3) + H2O =>
10 HNO3 + 4 Zn = 4 Zn(NO3)2 + NH4(NO3) + 3 H2O
HNO2 + O2 = HNO3* =>
2 HNO2 + O2 = 2 HNO3*
Mg + H2O + Nh4Cl = MgCl2 + H2 + Nh4OH =>
Mg + 2 H2O + 2 Nh4Cl = MgCl2 + H2 + 2 Nh4OH
FeCl3 + KOH = Fe(OH)3 + KCl =>
FeCl3 + 3 KOH = Fe(OH)3 + 3 KCl
NH2CH2COOH + C2H5OH = NH2CH2COOC2H5 + H2O =>
NH2CH2COOH + C2H5OH = NH2CH2COOC2H5 + H2O
H2CO3(g) = CO2 + H2O =>
H2CO3(g) = CO2 + H2O
Ni(OH)2 + Br2 + NaOH = NiOOH + NaBr + H2O =>
2 Ni(OH)2 + Br2 + 2 NaOH = 2 NiOOH + 2 NaBr + 2 H2O
Pb(s) + H2SO4 = PbSO4 + H2 =>
Pb(s) + H2SO4 = PbSO4 + H2
K3AsO4 + H2O = K2HAsO4 + KOH =>
K3AsO4 + H2O = K2HAsO4 + KOH
B + F2 = BF3 =>
2 B + 3 F2 = 2 BF3
BeCl2(s) + O2(g) = BeO + Cl2O =>
BeCl2(s) + O2(g) = BeO + Cl2O
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
Mn + O2 = MnO2 =>
Mn + O2 = MnO2
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
C5H11OH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CH3CO + H2O =>
9 C5H11OH + 5 K2Cr2O7 + 20 H2SO4 = 5 Cr2(SO4)3 + 5 K2SO4 + 15 CH3CH3CO + 29 H2O
FeCl3 + (NH4)3PO4 = FePO4 + NH4Cl =>
FeCl3 + (NH4)3PO4 = FePO4 + 3 NH4Cl
MgCO3 + HCl = MgCl2 + H2O + CO2 =>
MgCO3 + 2 HCl = MgCl2 + H2O + CO2
KNO3 + H2O = KOH + HNO3 =>
KNO3 + H2O = KOH + HNO3
AsCl3 + KClO3 + H2O = H3AsO4 + KOH + HCl =>
3 AsCl3 + KClO3 + 10 H2O = 3 H3AsO4 + KOH + 10 HCl
H2SO4 + NaOH = Na2SO4 + H2O = H2 =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Hg + H2SO4 = HgSO4 + H2 =>
Hg + H2SO4 = HgSO4 + H2
Ni(NO3)2 + NaCl = NaNO3 + NiCl2 =>
Ni(NO3)2 + 2 NaCl = 2 NaNO3 + NiCl2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
C2H3O2 + NaOH = NaC2H3O2 + OH =>
C2H3O2 + NaOH = NaC2H3O2 + OH
Cl2 + K2SO3 + KOH = K2SO4 + KCl + H2O =>
Cl2 + K2SO3 + 2 KOH = K2SO4 + 2 KCl + H2O
Zn + CrCl3 = CrCl2 + ZnCl2 =>
Zn + 2 CrCl3 = 2 CrCl2 + ZnCl2
Mo + H2O = MoO2 + H2 =>
Mo + 2 H2O = MoO2 + 2 H2
HCl + Mn + HNO3 = MnCl2 + NO2 + H2O =>
2 HCl + Mn + 2 HNO3 = MnCl2 + 2 NO2 + 2 H2O
Mg + AgClO3 = Ag + Mg(ClO3)2 =>
Mg + 2 AgClO3 = 2 Ag + Mg(ClO3)2
MnO + Mn2O7 = Mn(MnO4)2 =>
MnO + Mn2O7 = Mn(MnO4)2
Sc + HBr = ScBr3 + H2 =>
2 Sc + 6 HBr = 2 ScBr3 + 3 H2
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
KH2PO4 + H2O = KOH + H3PO4 =>
KH2PO4 + H2O = KOH + H3PO4
NH4VO3 + KI + H2SO4 = VOSO4 + (NH4)2SO4 + K2SO4 + I2 + H2O =>
2 NH4VO3 + 2 KI + 4 H2SO4 = 2 VOSO4 + (NH4)2SO4 + K2SO4 + I2 + 4 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NH3 + SO2 + H2O = NH4HSO3 =>
NH3 + SO2 + H2O = NH4HSO3
HCl + HOH = ClOH + H =>
HCl + HOH = ClOH + 2 H
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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