| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ba(HCO3)2 + 2 HNO3 = 2 CO2 + 2 H2O + Ba(NO3)2
IO3{-} + SO2 + H2O = I2 + (SO4){-2} + H{+} =>
2 IO3{-} + 5 SO2 + 4 H2O = I2 + 5(SO4){-2} + 8 H{+}
C5H8O3 + H2O = C3H8O3 + CH2O2 =>
2 C5H8O3 + 5 H2O = 3 C3H8O3 + CH2O2
Na5P3O10 + CuSO4 + H2SO4 + H2O = Cu3(PO4)2 + NaHSO4 =>
2 Na5P3O10 + 9 CuSO4 + H2SO4 + 4 H2O = 3 Cu3(PO4)2 + 10 NaHSO4
(NH4)2S + K2Cr2O7 + H2O = S + Cr(OH)3 + K(OH) + (NH4)OH =>
3(NH4)2S + K2Cr2O7 + 7 H2O = 3 S + 2 Cr(OH)3 + 2 K(OH) + 6(NH4)OH
Ag(NO3)2 + KCl = K(NO3)2 + AgCl =>
Ag(NO3)2 + KCl = K(NO3)2 + AgCl
Fe + Cl2O2 = FeCl3 + O =>
2 Fe + 3 Cl2O2 = 2 FeCl3 + 6 O
H[AuCl4] + SnCl2 + NH4OH = Au + SnCl4 + NH4Cl + H2O =>
2 H[AuCl4] + 3 SnCl2 + 2 NH4OH = 2 Au + 3 SnCl4 + 2 NH4Cl + 2 H2O
C10H16N2O8 + Mg = MgC10H16N2O8 =>
C10H16N2O8 + Mg = MgC10H16N2O8
(C3H7COO)2Mg + HCOOH = (HCOO)2Mg + C3H7COOH =>
(C3H7COO)2Mg + 2 HCOOH = (HCOO)2Mg + 2 C3H7COOH
NaCl(aq) + H2O = NaOH(aq) + Cl2(gas) + H2(gas) =>
2 NaCl(aq) + 2 H2O = 2 NaOH(aq) + Cl2(gas) + H2(gas)
HC + NaOH = NaC + H2O =>
HC + NaOH = NaC + H2O
K2SO3 + H3AsO4 = K2AsO4 + H3SO3 =>
K2SO3 + H3AsO4 = K2AsO4 + H3SO3
SF6(g) = F2(g) + S(s) =>
SF6(g) = 3 F2(g) + S(s)
CuCl2(aq) + NaOH(aq) = Cu(OH)2(s) + NaCl(aq) =>
CuCl2(aq) + 2 NaOH(aq) = Cu(OH)2(s) + 2 NaCl(aq)
PbS + O = PbO + SO =>
PbS + 2 O = PbO + SO
Mn2O7 + H2SO4 = Mn2(SO4)7 + H2O =>
Mn2O7 + 7 H2SO4 = Mn2(SO4)7 + 7 H2O
SO3 + HCl = SO2 + HOCl =>
SO3 + HCl = SO2 + HOCl
K2MnO4 + CuNO2 + HNO3 = Cu(NO3)2 + KNO3 + Mn(NO3)2 + H2O =>
3 K2MnO4 + 4 CuNO2 + 16 HNO3 = 4 Cu(NO3)2 + 6 KNO3 + 3 Mn(NO3)2 + 8 H2O
KNO2 = K2O + O2 + N2 =>
4 KNO2 = 2 K2O + 3 O2 + 2 N2
CH3COH + [Ag(NH3)2]OH = Ag + CH3COOH + H2O + NH3 =>
CH3COH + 2[Ag(NH3)2]OH = 2 Ag + CH3COOH + H2O + 4 NH3
C2H5OH + KMnO4 = H2O + CH3COOH + MnO2 + KOH =>
3 C2H5OH + 4 KMnO4 = H2O + 3 CH3COOH + 4 MnO2 + 4 KOH
Hf + MgCl2 = Mg + HfCl =>
2 Hf + MgCl2 = Mg + 2 HfCl
Pb(NO3)2 + Na2SO3 = PbSO3 + Na2(NO3)2 =>
Pb(NO3)2 + Na2SO3 = PbSO3 + Na2(NO3)2
Na2O + C = Na2 + CO =>
Na2O + C = Na2 + CO
CH3CH(OH)CH3 + CuO = CH3COOH + Cu + H2O =>
2 CH3CH(OH)CH3 + 6 CuO = 3 CH3COOH + 6 Cu + 2 H2O
Na + (H2O) = (NaOH) + H2 =>
2 Na + 2(H2O) = 2(NaOH) + H2
NiCl2 + Zn(OH)2 = ZnCl2 + Ni(HO)2 =>
NiCl2 + Zn(OH)2 = ZnCl2 + Ni(HO)2
MgCl2 + K2S = MgS + KCl =>
MgCl2 + K2S = MgS + 2 KCl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Ni2S5 + O2 = NiO + SO =>
2 Ni2S5 + 7 O2 = 4 NiO + 10 SO
C(g) + H2O2(g) = CH4(g) + O2(g) =>
C(g) + 2 H2O2(g) = CH4(g) + 2 O2(g)
Fe(NO3)3 + NH4OH = Fe(OH)3 + HNO3 + NH3 =>
Fe(NO3)3 + 3 NH4OH = Fe(OH)3 + 3 HNO3 + 3 NH3
NaF + Br2 = NaBr + F2 =>
2 NaF + Br2 = 2 NaBr + F2
C = C2 =>
2 C = C2
SrCl2(aq) + Pb(NO3)2(aq) = Sr(NO3)2 + PbCl2 =>
SrCl2(aq) + Pb(NO3)2(aq) = Sr(NO3)2 + PbCl2
Fe(s) + Mg(NO3)2(aq) = Mg(s) + Fe(NO3)3(aq) =>
2 Fe(s) + 3 Mg(NO3)2(aq) = 3 Mg(s) + 2 Fe(NO3)3(aq)
Zn + I2 + H2O = HI + ZnO =>
Zn + I2 + H2O = 2 HI + ZnO
FeCO3 + CuSO4 = CuCO3 + FeSO4 =>
FeCO3 + CuSO4 = CuCO3 + FeSO4
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
H2 + N2 + O2 = HNO2 =>
H2 + N2 + 2 O2 = 2 HNO2
OH + CO = CO2 + H2O =>
2 OH + CO = CO2 + H2O
Na2CO3 + H2SO4 = H2CO3 + Na2SO4 =>
Na2CO3 + H2SO4 = H2CO3 + Na2SO4
ZnO + Nb2O5 = ZnNb2O6 =>
ZnO + Nb2O5 = ZnNb2O6
C*H18 + O2 = CO2 + H2O =>
2 C*H18 + 11 O2 = 2 CO2 + 18 H2O
KBr + Pb(NO3)2 = KNO3 + PbBr2 =>
2 KBr + Pb(NO3)2 = 2 KNO3 + PbBr2
Al + CuSO4 + NaCl = Al2(SO4)3 + CuNaCl =>
2 Al + 3 CuSO4 + 3 NaCl = Al2(SO4)3 + 3 CuNaCl
Ca + Cu2SO4 = Cu2 + CaSO4 =>
Ca + Cu2SO4 = Cu2 + CaSO4
Mg + CH1 = MgC12 + H2 =>
Mg + 12 CH1 = MgC12 + 6 H2
C5H3Br + Br2 = C5H2Br + HBr =>
2 C5H3Br + Br2 = 2 C5H2Br + 2 HBr
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/18/25
Équations équilibrées sur03/20/24
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