| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 I2 + 5 Na2S2O3 + 2 H2SO4 = 4 NaI + 3 Na2S4O7 + 2 H2O
CH4O(l) + O2(g) = CO2(g) + H20(l) =>
10 CH4O(l) + 5 O2(g) = 10 CO2(g) + 2 H20(l)
Ca(NO3)2(aq) + H2SO4 + FeSO4 = Fe2(SO4)3 + NO + H2O + CaSO4 =>
Ca(NO3)2(aq) + 4 H2SO4 + 6 FeSO4 = 3 Fe2(SO4)3 + 2 NO + 4 H2O + CaSO4
H2S + Cu = Cu2S3 + H2 =>
3 H2S + 2 Cu = Cu2S3 + 3 H2
C70 + H2O = CH4 + CO2 =>
C70 + 70 H2O = 35 CH4 + 35 CO2
I2 + Na2S2O3 + H2SO4 = NaI + Na2S4O7 + H2O =>
2 I2 + 5 Na2S2O3 + 2 H2SO4 = 4 NaI + 3 Na2S4O7 + 2 H2O
Cr2O7{2-} + HSO3{-} + H{+} = Cr{3+} + HSO4{2-} + H2O =>
Cr2O7{2-} + 6 HSO3{-} + 2 H{+} = 2 Cr{3+} + 6 HSO4{2-} + H2O
Nb2O5 + NaOH = Na3NbO4 + H2O =>
Nb2O5 + 6 NaOH = 2 Na3NbO4 + 3 H2O
SrI2 + B2(CO3)3 = SrCO3 + BI3 =>
3 SrI2 + B2(CO3)3 = 3 SrCO3 + 2 BI3
NaOH + K2S = KOH + Na2S =>
2 NaOH + K2S = 2 KOH + Na2S
Cu(OH2) + NH4OH = Cu(NH3)4(OH2) + H2O =>
Cu(OH2) + 4 NH4OH = Cu(NH3)4(OH2) + 4 H2O
CaO(c) + P4O10(c) = Ca3(PO4)2 =>
6 CaO(c) + P4O10(c) = 2 Ca3(PO4)2
HCO3 + CaCO3 + H = Ca(HCO3)2 =>
HCO3 + CaCO3 + H = Ca(HCO3)2
AgNO3 + H2S = Ag2S + NHO3 =>
2 AgNO3 + H2S = Ag2S + 2 NHO3
[Ag(NH3)2]NO3 + Na[Sb(OH)4] + H2O = Ag + NH3 + NaNO3 + H[Sb(OH)6] =>
10[Ag(NH3)2]NO3 + 9 Na[Sb(OH)4] + 15 H2O = 10 Ag + 21 NH3 + 9 NaNO3 + 9 H[Sb(OH)6]
C11H10 + H2O2 = H2O + CO2 =>
C11H10 + 27 H2O2 = 32 H2O + 11 CO2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
HNO3 + CO = HNO2 + CO2 =>
HNO3 + CO = HNO2 + CO2
KMnO4 + KNO2 + NaOH = KNaMnO4 + KNO3 + H2O =>
2 KMnO4 + KNO2 + 2 NaOH = 2 KNaMnO4 + KNO3 + H2O
HF = H2F2 =>
2 HF = H2F2
H2S2O7 + Ca(OH)2 = CaS207 + H2O + O2 =>
207 H2S2O7 + 2 Ca(OH)2 = 2 CaS207 + 209 H2O + 622 O2
HCl + BrSO3 = BrCl2 + H2SO3 =>
2 HCl + BrSO3 = BrCl2 + H2SO3
CH2O + CuSO4 + NaOH = HCOONa + Cu2O + Na2SO4 + H2O =>
CH2O + 2 CuSO4 + 5 NaOH = HCOONa + Cu2O + 2 Na2SO4 + 3 H2O
Cu2S + HNO3 = Cu(NO3)2 + SO2 + H2O + NO =>
3 Cu2S + 20 HNO3 = 6 Cu(NO3)2 + 3 SO2 + 10 H2O + 8 NO
NaOH + Si(OH)4 = Na4SiO4 + H2O =>
4 NaOH + Si(OH)4 = Na4SiO4 + 4 H2O
CaHCl = Ca + HCl =>
CaHCl = Ca + HCl
Ba(OH)2 + HNO3 = Ba(NO3)2 + H2O =>
Ba(OH)2 + 2 HNO3 = Ba(NO3)2 + 2 H2O
Cu(OH)2 + KCN = Cu(CN)2 + KOH =>
Cu(OH)2 + 2 KCN = Cu(CN)2 + 2 KOH
AlP + HNO3 = H3PO4 + Al(NO3)3 + NO2 + H2O =>
AlP + 11 HNO3 = H3PO4 + Al(NO3)3 + 8 NO2 + 4 H2O
K2C8H12O4 + H2SO4 = C8H14O4 + K2SO4 =>
K2C8H12O4 + H2SO4 = C8H14O4 + K2SO4
HF(aq) + Ba(OH)2(aq) = BaF2(s) + H2O(l) =>
2 HF(aq) + Ba(OH)2(aq) = BaF2(s) + 2 H2O(l)
Cr(OH)2 + H2SO4 = Cr(SO4) + H2O =>
Cr(OH)2 + H2SO4 = Cr(SO4) + 2 H2O
NaCl + KMnO4 = Na2(MnO4)2 + KCl =>
2 NaCl + 2 KMnO4 = Na2(MnO4)2 + 2 KCl
C7H14Cl2 + KOH = C7H14(OH)2 + KCl =>
C7H14Cl2 + 2 KOH = C7H14(OH)2 + 2 KCl
ZnSiO3 + H2O = ZnOH + HSiO3 =>
ZnSiO3 + H2O = ZnOH + HSiO3
ZnSO4 + NH4OH = Zn(OH)2*ZnSO4 + (NH4)2SO4 =>
2 ZnSO4 + 2 NH4OH = Zn(OH)2*ZnSO4 + (NH4)2SO4
H2SO4(ac) + Ca(OH)2(ac) = CaSO4(s) + H2O =>
H2SO4(ac) + Ca(OH)2(ac) = CaSO4(s) + 2 H2O
NaCl(aq) + Ag(NO3)(aq) = AgCl + Na(NO3) =>
NaCl(aq) + Ag(NO3)(aq) = AgCl + Na(NO3)
Mg(s) + Cu(NO3)2(aq) = Cu(s) + Mg(NO3)2(ag) =>
Mg(s) + Cu(NO3)2(aq) = Cu(s) + Mg(NO3)2(ag)
Fe(OH)2 + HOH + O2 = Fe(OH)3 =>
4 Fe(OH)2 + 2 HOH + O2 = 4 Fe(OH)3
HOOCC6H4OOK + NaOH = NaOOCC6H4OOK + H2O =>
HOOCC6H4OOK + NaOH = NaOOCC6H4OOK + H2O
SiC + KOH + H2O2 = K2SiO3 + K2CO3 + H2O =>
SiC + 4 KOH + 4 H2O2 = K2SiO3 + K2CO3 + 6 H2O
Al + HgCl2 + H2O = Al2Cl4 + HgO + H2 =>
2 Al + 2 HgCl2 + 2 H2O = Al2Cl4 + 2 HgO + 2 H2
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
Ca + Ni3(NO3)2 = Ca(NO3)2 + Ni =>
Ca + Ni3(NO3)2 = Ca(NO3)2 + 3 Ni
Cl2CO + H2S = HCl + H2O + CS2 =>
Cl2CO + 2 H2S = 2 HCl + H2O + CS2
FeCl2 + Ba(OH)2 = Fe(OH)2 + BaCl2 =>
FeCl2 + Ba(OH)2 = Fe(OH)2 + BaCl2
Ag + CuSO = AgCu + SO =>
Ag + CuSO = AgCu + SO
Fe(OH)2 + HN3 = Fe + N2 + H2O =>
Fe(OH)2 + 2 HN3 = Fe + 3 N2 + 2 H2O
H2S + O2 = H2O + S =>
2 H2S + O2 = 2 H2O + 2 S
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/23/24
Équations équilibrées sur12/23/23
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