| Équations équilibrées la veille | Équations équilibrées le lendemain |
BaO + SO3 = BaSO4
Pb + HNO3 = H2 + Pb(NO3)4 =>
Pb + 4 HNO3 = 2 H2 + Pb(NO3)4
Bi2S3 = Bi + S =>
Bi2S3 = 2 Bi + 3 S
HCHO + [Ag(NH3)2]OH = Ag + (NH4)2CO2 + H2O + NH3 =>
HCHO + 2[Ag(NH3)2]OH = 2 Ag + (NH4)2CO2 + H2O + 2 NH3
HSO4 + KOH = K(SO4) + H2O =>
HSO4 + KOH = K(SO4) + H2O
Na2S(aq) + CdSO4(aq) = NaSO4(aq) + Cd2S(s) =>
Na2S(aq) + 2 CdSO4(aq) = 2 NaSO4(aq) + Cd2S(s)
C5H7O2N + O2 = N2 + H2O + CO2 =>
4 C5H7O2N + 23 O2 = 2 N2 + 14 H2O + 20 CO2
KOH + H2ZnO2 = K2ZnO2 + H2O =>
2 KOH + H2ZnO2 = K2ZnO2 + 2 H2O
CaMg(CO3)2 + HNO3 = MgO + Ca(NO3)2 + CO2 + H2O =>
CaMg(CO3)2 + 2 HNO3 = MgO + Ca(NO3)2 + 2 CO2 + H2O
Sr(HCO3)2 = SrO + CO2 + H2O =>
Sr(HCO3)2 = SrO + 2 CO2 + H2O
sodiumcarbonate + bariumnitrate = Sodiumnitrate + bariumcarbonate =>
Na2CO3 + Ba(NO3)2 = 2 NaNO3 + BaCO3
MnO2 + KNO2 + H2SO4 = MnSO4 + KNO3 + H2O =>
MnO2 + KNO2 + H2SO4 = MnSO4 + KNO3 + H2O
K2C2O4 + H2SO4 = K2SO4 + CO2 + HCOOH =>
K2C2O4 + H2SO4 = K2SO4 + CO2 + HCOOH
K2C2O4 + H2SO4 = KHSO4 + CO2 + CO + H2O =>
K2C2O4 + 2 H2SO4 = 2 KHSO4 + CO2 + CO + H2O
NaCl + Na2CO3 = ClCO3 + Na =>
NaCl + Na2CO3 = ClCO3 + 3 Na
Zn + CuBr2 = ZnBr + Cu =>
2 Zn + CuBr2 = 2 ZnBr + Cu
AgNO3 + KL = AgL + KNO3 =>
AgNO3 + KL = AgL + KNO3
KMnO4 + CaCl2 + H2SO4 = K2SO4 + MnSO4 + CaSO4 + Cl2 + H2O =>
2 KMnO4 + 5 CaCl2 + 8 H2SO4 = K2SO4 + 2 MnSO4 + 5 CaSO4 + 5 Cl2 + 8 H2O
SOCl2 + O2 = SO2 + Cl2 =>
2 SOCl2 + O2 = 2 SO2 + 2 Cl2
CuBr2 + Cl2 = CuCl2 + Br2 =>
CuBr2 + Cl2 = CuCl2 + Br2
Zn + CuBr2 = ZnBr2 + Cu =>
Zn + CuBr2 = ZnBr2 + Cu
Cr2O7 + I = Cr + IO3 =>
3 Cr2O7 + 7 I = 6 Cr + 7 IO3
NaOH + (NH4)2SO4 = H2O + NH3 + Na2SO4 =>
2 NaOH + (NH4)2SO4 = 2 H2O + 2 NH3 + Na2SO4
Fe + H2SO4 = Fe2SO4 + SO2 + H2O =>
2 Fe + 2 H2SO4 = Fe2SO4 + SO2 + 2 H2O
Na2O + Br2O = NaBrO =>
Na2O + Br2O = 2 NaBrO
Br2VCl3 = Br2Cl3V =>
Br2VCl3 = Br2Cl3V
C + O2 = CO2 =>
C + O2 = CO2
SrCO3 + SiO2 + Si3N4 = SrSi2O2N2 + CO2 =>
2 SrCO3 + SiO2 + Si3N4 = 2 SrSi2O2N2 + 2 CO2
Pb(NO3)2 + NaCl = PbCl2 + Na + NO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 Na + 2 NO3
Cr2(SO4)3 + H2SO4 = Cr(SO4)3 + H2 =>
Cr2(SO4)3 + 3 H2SO4 = 2 Cr(SO4)3 + 3 H2
H3(PO3) + Na(OH) = Na3(PO3) + H2O =>
H3(PO3) + 3 Na(OH) = Na3(PO3) + 3 H2O
Ag(CN)2 = Ag + CN =>
Ag(CN)2 = Ag + 2 CN
NH2OH + CuSO4 + NaOH = N2O + Cu + Na2SO4 + H2O =>
2 NH2OH + 2 CuSO4 + 4 NaOH = N2O + 2 Cu + 2 Na2SO4 + 5 H2O
Cr2(SO4)3 + H2SO4 = Cr(HSO4)3 =>
Cr2(SO4)3 + 3 H2SO4 = 2 Cr(HSO4)3
NH3 + CO2 = OCN2H4 + H2O =>
2 NH3 + CO2 = OCN2H4 + H2O
NaHCO3 + H2SO4 = Na2SO4 + water + carbondioxide =>
2 NaHCO3 + H2SO4 = Na2SO4 + 2 H2O + 2 CO2
C20H42 = C12H26 + C2H4 =>
C20H42 = C12H26 + 4 C2H4
CH3COONa + HCl = CH3COOH + NaCl =>
CH3COONa + HCl = CH3COOH + NaCl
NH4VO3 = V2O5 + NH3 + H2O =>
2 NH4VO3 = V2O5 + 2 NH3 + H2O
NH4OH + HCl = NH3HCl + H2O =>
NH4OH + HCl = NH3HCl + H2O
Cu(NO3)2 + NaI = CuI2 + NaNO3 =>
Cu(NO3)2 + 2 NaI = CuI2 + 2 NaNO3
NaOH + Br2 = NaBr2 + NaBrO3 + H2O =>
12 NaOH + 11 Br2 = 10 NaBr2 + 2 NaBrO3 + 6 H2O
NH3 + CO2 = CO(NH2)2 + H2O =>
2 NH3 + CO2 = CO(NH2)2 + H2O
FeCl3 + HOH = Fe(OH)2Cl + HCl =>
FeCl3 + 2 HOH = Fe(OH)2Cl + 2 HCl
FeSO4 + Cu(OH)2 = Fe(OH)2 + CuSO4 =>
FeSO4 + Cu(OH)2 = Fe(OH)2 + CuSO4
K2Cr2O7 + H2SO4 + Na2S = Cr2(SO4)3 + H2O + K2SO4 + Na2SO4 =>
4 K2Cr2O7 + 16 H2SO4 + 3 Na2S = 4 Cr2(SO4)3 + 16 H2O + 4 K2SO4 + 3 Na2SO4
C20H42 = C16H34 + C2H4 =>
C20H42 = C16H34 + 2 C2H4
Cu + NaCl = CuCl + Na =>
Cu + NaCl = CuCl + Na
NiSO4 + HCl = NiCl2 + H2SO4 =>
NiSO4 + 2 HCl = NiCl2 + H2SO4
Ca(AlO2)2(s) + HCl(aq) = AlCl3(aq) + CaCl2(aq) + H2O(l) =>
Ca(AlO2)2(s) + 8 HCl(aq) = 2 AlCl3(aq) + CaCl2(aq) + 4 H2O(l)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/11/24
Équations équilibrées sur11/10/23
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