| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H2PO4 + Cu = Cu(PO4)2 + 2 H2
Al2O3 + ClO2 = AlCl3 + O3 =>
Al2O3 + 6 ClO2 = 2 AlCl3 + 5 O3
KBrO3 + S = KBr + SO2 =>
2 KBrO3 + 3 S = 2 KBr + 3 SO2
Cr2O7{2-} + H{+} + SO2 = Cr{3+} + SO4{2-} + H2O =>
Cr2O7{2-} + 2 H{+} + 3 SO2 = 2 Cr{3+} + 3 SO4{2-} + H2O
Na2ZnO2 = Na + Zn + O2 =>
Na2ZnO2 = 2 Na + Zn + O2
Pb + Na2(CO3) = Na + Pb(CO3) =>
Pb + Na2(CO3) = 2 Na + Pb(CO3)
Pb3(PO4)4 = Pb3(PO3)4 + O2 =>
Pb3(PO4)4 = Pb3(PO3)4 + 2 O2
K2MnO4 + H2SO4 + Sb = K2SO4 + MnSO4 + Sb2O3 + H2O =>
3 K2MnO4 + 6 H2SO4 + 4 Sb = 3 K2SO4 + 3 MnSO4 + 2 Sb2O3 + 6 H2O
ZnSO4 + NaOH = Na2(Zn(OH)4) + Na2SO4 =>
ZnSO4 + 4 NaOH = Na2(Zn(OH)4) + Na2SO4
Al2O3 + Br2 = AlBr3 + O2Br2 =>
2 Al2O3 + 9 Br2 = 4 AlBr3 + 3 O2Br2
NH2Na + H2O = NaOH + NH3 =>
NH2Na + H2O = NaOH + NH3
Mg + HOH = MgO + H2 =>
Mg + HOH = MgO + H2
H2CO2(aq) + OH(aq) = CO2(aq) + H2O(l) =>
H2CO2(aq) + 2 OH(aq) = CO2(aq) + 2 H2O(l)
C3H5O2{-} + NO2{-} + H{+} = CO2 + NH4 =>
C3H5O2{-} + 2 NO2{-} + 3 H{+} = 3 CO2 + 2 NH4
C4H10 + Br = C4H7Br2 + HBr =>
C4H10 + 5 Br = C4H7Br2 + 3 HBr
Br2 + NaHCO3 = NaBr2 + HCO3 =>
Br2 + NaHCO3 = NaBr2 + HCO3
Si + Ca(OH)2 = H + CaSiO2 =>
Si + Ca(OH)2 = 2 H + CaSiO2
CaCl2 + HNO3 + AgNO3 = CaH + AgCl + NO3 =>
CaCl2 + HNO3 + 2 AgNO3 = CaH + 2 AgCl + 3 NO3
FeI2 + Cl = FeCl3 + I =>
FeI2 + 3 Cl = FeCl3 + 2 I
NaO + H2O = Na + OH =>
NaO + H2O = Na + 2 OH
Na2SO4 + BaCl2 = Na2Cl2 + SO4Ba =>
Na2SO4 + BaCl2 = Na2Cl2 + SO4Ba
H2CO3 + Al(OH)3 = Al(HCO3)3 + H2O =>
3 H2CO3 + Al(OH)3 = Al(HCO3)3 + 3 H2O
NaHCO3 + K2O3Si = KHCO3 + Na2O3Si =>
2 NaHCO3 + K2O3Si = 2 KHCO3 + Na2O3Si
C7H7NO2 + K2Cr2O7 + H2SO4 = C7H5NO4 + K2SO4 + Cr2(SO4)3 + H2O =>
C7H7NO2 + K2Cr2O7 + 4 H2SO4 = C7H5NO4 + K2SO4 + Cr2(SO4)3 + 5 H2O
H3PO4 + HNO3 = H2PO4 + H2NO3 =>
H3PO4 + HNO3 = H2PO4 + H2NO3
Na2CO3 + HF = NaF + H2CO3 =>
Na2CO3 + 2 HF = 2 NaF + H2CO3
NiO4 + Al{+3} + e = NiAl2O4 =>
NiO4 + 2 Al{+3} + 6e = NiAl2O4
Cu2 + NH3 = [Cu(NH3)4] =>
Cu2 + 8 NH3 = 2[Cu(NH3)4]
MgCO3 + HCl = MgCl2(aq) + H2O(l) + CO2(g) =>
MgCO3 + 2 HCl = MgCl2(aq) + H2O(l) + CO2(g)
PBO2 + H2 = PB + H2O =>
PBO2 + 2 H2 = PB + 2 H2O
C2H4(OH)2 + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H4(OH)2 + 5 K2Cr2O7 + 20 H2SO4 = 6 CO2 + 5 Cr2(SO4)3 + 5 K2SO4 + 29 H2O
C4H10O3 + H2O = CH3OH + CH4O2 =>
C4H10O3 + 3 H2O = 2 CH3OH + 2 CH4O2
H2SO4 + Co(OH)3 = Co2(SO4)3 + H2O =>
3 H2SO4 + 2 Co(OH)3 = Co2(SO4)3 + 6 H2O
CH3CH2NH2 + HCl = CH2CH2 + NH4Cl =>
CH3CH2NH2 + HCl = CH2CH2 + NH4Cl
Zn + KOH = K2ZnO2 + H2 =>
Zn + 2 KOH = K2ZnO2 + H2
ClO3 + HCl = HClO4 + Cl2 =>
4 ClO3 + 3 HCl = 3 HClO4 + 2 Cl2
ZnSO4 + K4[Fe(CN)6] = Zn2[Fe(CN)6] + K2SO4 =>
2 ZnSO4 + K4[Fe(CN)6] = Zn2[Fe(CN)6] + 2 K2SO4
Be + B = BeB =>
Be + B = BeB
H2SO4 + Co(OH)3 = Co2(SO4)3 + H2O =>
3 H2SO4 + 2 Co(OH)3 = Co2(SO4)3 + 6 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Ca(oh)2 + CuCl2 = CaCl2 + Cu(oh) =>
Ca(oh)2 + 2 CuCl2 = 2 CaCl2 + 2 Cu(oh)
Al + Fe(NO3)3 = Al(NO3)3 + Fe =>
Al + Fe(NO3)3 = Al(NO3)3 + Fe
NaMnO4 + Na2S + Ba(OH)2 = BaMnO4 + Na2SO4 + NaOH + H2O =>
8 NaMnO4 + Na2S + 8 Ba(OH)2 = 8 BaMnO4 + Na2SO4 + 8 NaOH + 4 H2O
OFe3 + H = H2O + Fe =>
OFe3 + 2 H = H2O + 3 Fe
Sr(OH)2 + HCl = SrCl2 + H2O =>
Sr(OH)2 + 2 HCl = SrCl2 + 2 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Li + U = ULi =>
Li + U = ULi
Cu + HClO4 = Cu(ClO4)2 + Cl2 + H2O =>
7 Cu + 16 HClO4 = 7 Cu(ClO4)2 + Cl2 + 8 H2O
Ca(HCO3)2 + SO4 + H = Ca(SO4) + CO2 + H2O =>
Ca(HCO3)2 + SO4 + 2 H = Ca(SO4) + 2 CO2 + 2 H2O
Na2S + ZnCl2 = Na2Zn + SCl2 =>
Na2S + ZnCl2 = Na2Zn + SCl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/25/24
Équations équilibrées sur01/24/24
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