| Équations équilibrées la veille | Équations équilibrées le lendemain |
H4N2 + O2 = N2 + 2 H2O
NaI + Cs = CsI + Na =>
NaI + Cs = CsI + Na
P + HClO4 + H2O = H3PO4 + HCl =>
8 P + 5 HClO4 + 12 H2O = 8 H3PO4 + 5 HCl
Fe(SO4)3 + NaPO4 = Fe(PO4)3 + Na(SO4) =>
Fe(SO4)3 + 3 NaPO4 = Fe(PO4)3 + 3 Na(SO4)
KCl + MgF2 = KF + MgCl2 =>
2 KCl + MgF2 = 2 KF + MgCl2
V{5+} + Mg = Mg{2+} + V =>
2 V{5+} + 5 Mg = 5 Mg{2+} + 2 V
NaOH + HClO4 = NaCl + H2O + O2 =>
NaOH + HClO4 = NaCl + H2O + 2 O2
CH4Cl2 + O2 = CO2 + H2O + HCl =>
2 CH4Cl2 + 3 O2 = 2 CO2 + 2 H2O + 4 HCl
Ds(NO2)2 + (NH4)3PO4 = NH4(NO2) + Ds3(PO4)2 =>
3 Ds(NO2)2 + 2(NH4)3PO4 = 6 NH4(NO2) + Ds3(PO4)2
SnCl = Cl2 + Sn =>
2 SnCl = Cl2 + 2 Sn
Zn(s) + HCl(aq) = ZnCl2(aq) + H2(g) =>
Zn(s) + 2 HCl(aq) = ZnCl2(aq) + H2(g)
BaCO3 + C2H4O2 = Ba(C2H3O2)2 + CO2 + H2O =>
BaCO3 + 2 C2H4O2 = Ba(C2H3O2)2 + CO2 + H2O
H60 = H6 =>
H60 = 10 H6
SiCl4(s) + H2O(s) = SiO2(k) + HCl(d) =>
SiCl4(s) + 2 H2O(s) = SiO2(k) + 4 HCl(d)
Ca(OH)2 + NaCl + CO2 = CaCl2 + NaHCO3 =>
Ca(OH)2 + 2 NaCl + 2 CO2 = CaCl2 + 2 NaHCO3
SnCl2 + K2Cr2O7 + H2SO4 = CrCl3 + H2O + K2SO4 + Sn(SO4)2 =>
3 SnCl2 + K2Cr2O7 + 7 H2SO4 = 2 CrCl3 + 7 H2O + K2SO4 + 3 Sn(SO4)2
Ge7I7FeCl4 + FeCl3 = GeCl4 + FeCl2 + I2 =>
2 Ge7I7FeCl4 + 52 FeCl3 = 14 GeCl4 + 54 FeCl2 + 7 I2
Br2 + FeI3 = I2 + FeBr3 =>
3 Br2 + 2 FeI3 = 3 I2 + 2 FeBr3
Na2SO3 + K2CO3 = Na2CO3 + K2SO3 =>
Na2SO3 + K2CO3 = Na2CO3 + K2SO3
Al + HCl2 = Al2Cl3 + H2 =>
8 Al + 6 HCl2 = 4 Al2Cl3 + 3 H2
HPO3 + NaOH = NaH2PO4 =>
HPO3 + NaOH = NaH2PO4
CuSO4 + K2HPO4 = CuHPO4 + K2SO4 =>
CuSO4 + K2HPO4 = CuHPO4 + K2SO4
Ga + Cl2 = GaCl2 =>
Ga + Cl2 = GaCl2
H2NCH2COOH + H2O = HNCH2COOH + H3O =>
H2NCH2COOH + H2O = HNCH2COOH + H3O
CH3CHO + Ag2O = CH3COOH + Ag2 =>
CH3CHO + Ag2O = CH3COOH + Ag2
As2O3 + Zn + HCl = AsH3 + ZnCl2 + H2O =>
As2O3 + 6 Zn + 12 HCl = 2 AsH3 + 6 ZnCl2 + 3 H2O
PbBr2 + NaOH = Pb(OH)2 + NaBr =>
PbBr2 + 2 NaOH = Pb(OH)2 + 2 NaBr
MnCl2 + KOH + KClO = KCl + KMnO4 + H2O =>
2 MnCl2 + 6 KOH + 5 KClO = 9 KCl + 2 KMnO4 + 3 H2O
NH4I + HNO3 = HI + NH4NO3 =>
NH4I + HNO3 = HI + NH4NO3
Cu2 + (CO3)2 + HCl = Cu2Cl + H2O + CO2 =>
4 Cu2 + (CO3)2 + 4 HCl = 4 Cu2Cl + 2 H2O + 2 CO2
NaNO2 + H2SO4 + KMnO2 = K2SO4 + H2O + MnSO4 + NO2 + Na2SO4 =>
2 NaNO2 + 4 H2SO4 + 2 KMnO2 = K2SO4 + 4 H2O + 2 MnSO4 + 2 NO2 + Na2SO4
Zn + HNO3 = ZnN(O3)2 + NO2 + H2O =>
Zn + 8 HNO3 = ZnN(O3)2 + 7 NO2 + 4 H2O
Fe(No3)2 + K2CO3 = FeCO3 + KNo3 =>
Fe(No3)2 + K2CO3 = FeCO3 + 2 KNo3
N2O5 + H2SO4 = NSO4 + H2O + O2 =>
2 N2O5 + 4 H2SO4 = 4 NSO4 + 4 H2O + 3 O2
K2S + H2O = K3OHS + H2S =>
3 K2S + 2 H2O = 2 K3OHS + H2S
SiCl4 + H2 = Si + HCl =>
SiCl4 + 2 H2 = Si + 4 HCl
(NH4)2CO3 + KOH = K2CO3 + H2O + NH3 =>
(NH4)2CO3 + 2 KOH = K2CO3 + 2 H2O + 2 NH3
AgNo3 + Ni = Ag + NiNo3 =>
AgNo3 + Ni = Ag + NiNo3
FeSO4 + Cl2 = FeCl + SO4 =>
2 FeSO4 + Cl2 = 2 FeCl + 2 SO4
NH3 + NH4Cl = NH4NH3 + Cl =>
NH3 + NH4Cl = NH4NH3 + Cl
Cr2O7{2-} + CH3OH + H{+} = Cr{3+} + CO2 + H2O =>
Cr2O7{2-} + CH3OH + 8 H{+} = 2 Cr{3+} + CO2 + 6 H2O
KI3 + NaOH = NaI + H2O + NaIO3 + KOH =>
3 KI3 + 9 NaOH = 8 NaI + 3 H2O + NaIO3 + 3 KOH
Cu(NO3)2 + Zn = Zn(NO3)4 + Cu =>
2 Cu(NO3)2 + Zn = Zn(NO3)4 + 2 Cu
Ce(NO3)3 + NaOH = Ce(OH)3 + NaNO3 =>
Ce(NO3)3 + 3 NaOH = Ce(OH)3 + 3 NaNO3
Nb + MnO2 = MnO + Nb2O5 =>
2 Nb + 5 MnO2 = 5 MnO + Nb2O5
NO2(g) + H2O + O2(g) = HNO3(aq) =>
4 NO2(g) + 2 H2O + O2(g) = 4 HNO3(aq)
ClO4 + SO3 = SO4 + Cl =>
ClO4 + 4 SO3 = 4 SO4 + Cl
Cu + KCN + H2O = K3[Cu(CN)4] + KOH + H2 =>
2 Cu + 8 KCN + 2 H2O = 2 K3[Cu(CN)4] + 2 KOH + H2
(OH)2 = OH =>
(OH)2 = 2 OH
NaI + CaCl2 = CaI2 + NaCl =>
2 NaI + CaCl2 = CaI2 + 2 NaCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/27/24
Équations équilibrées sur12/27/23
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