| Équations équilibrées la veille |
2 Li + FeBr2 = 2 LiBr + Fe
BaCO3 + CuO + Y2O3 + O2 = YBa2Cu3O7 + CO2 =>
8 BaCO3 + 12 CuO + 2 Y2O3 + O2 = 4 YBa2Cu3O7 + 8 CO2
SO2 = S + O2 =>
SO2 = S + O2
NaO(aq) + H2O(l) = NaOH(aq) + O2(g) =>
4 NaO(aq) + 2 H2O(l) = 4 NaOH(aq) + O2(g)
Li + FeBr2 = LiBr + Fe =>
2 Li + FeBr2 = 2 LiBr + Fe
C987H13974O88S16197N + O2 = CO2 + H2O + SO + NO =>
2 C987H13974O88S16197N + 25071 O2 = 1974 CO2 + 13974 H2O + 32394 SO + 2 NO
SO3(g) + H2O(aq) = H2SO4 =>
SO3(g) + H2O(aq) = H2SO4
CO2 + H2 = CH4 + H2O =>
CO2 + 4 H2 = CH4 + 2 H2O
SO4 + Cl = SO2 + ClO3 =>
3 SO4 + 2 Cl = 3 SO2 + 2 ClO3
Li + FeBr2 = LiBr + Fe =>
2 Li + FeBr2 = 2 LiBr + Fe
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
HBrO + Mn4(OH)2 = Mn4(BrO)2 + H2O =>
2 HBrO + Mn4(OH)2 = Mn4(BrO)2 + 2 H2O
C13H12CO(OH) + O2 = CO2 + H2O =>
4 C13H12CO(OH) + 65 O2 = 56 CO2 + 26 H2O
H{+} + C4H9OH + Cr2O7{2-} = C4H8O + H2O + Cr =>
2 H{+} + 6 C4H9OH + Cr2O7{2-} = 6 C4H8O + 7 H2O + 2 Cr
Sb + CO = Sb4O6 + C =>
4 Sb + 6 CO = Sb4O6 + 6 C
Li + FeBr2 = LiBr + Fe =>
2 Li + FeBr2 = 2 LiBr + Fe
Mn + KI = MnI2 + K =>
Mn + 2 KI = MnI2 + 2 K
Sb2S3 + HNO3 + HCl = HSbCl6 + NO2 + H2SO4 + H2O =>
Sb2S3 + 28 HNO3 + 12 HCl = 2 HSbCl6 + 28 NO2 + 3 H2SO4 + 16 H2O
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
Li + FeBr2 = LiBr + Fe =>
2 Li + FeBr2 = 2 LiBr + Fe
SiBr4 + HNR2 = Si(NR2)4 + HNR2HBr =>
SiBr4 + 8 HNR2 = Si(NR2)4 + 4 HNR2HBr
C4H8O + O2 = CO2 + H2O =>
2 C4H8O + 11 O2 = 8 CO2 + 8 H2O
Sc2O3 = Sc + O2 =>
2 Sc2O3 = 4 Sc + 3 O2
FeBr2 + KCl = FeCl2 + KBr =>
FeBr2 + 2 KCl = FeCl2 + 2 KBr
HNO3 + H = N2O4 + H2O =>
2 HNO3 + 2 H = N2O4 + 2 H2O
Fe(NO3)3 + NH4OH = NH4NO3(aq) + Fe(OH)3 =>
Fe(NO3)3 + 3 NH4OH = 3 NH4NO3(aq) + Fe(OH)3
NaOH + CaBr2 = NaBr + Ca(OH)2(away) =>
2 NaOH + CaBr2 = 2 NaBr + Ca(OH)2(away)
Na + H3N = Na3N + H2 =>
6 Na + 2 H3N = 2 Na3N + 3 H2
NaOH + C8H5KO4 = NaC8H4KO4 + H2O =>
NaOH + C8H5KO4 = NaC8H4KO4 + H2O
Se + K = SeK =>
Se + K = SeK
SiCl4 + NaOH = Na2SiO3 + NaCl + H2O =>
SiCl4 + 6 NaOH = Na2SiO3 + 4 NaCl + 3 H2O
NaClO + H2S = NaCl + H2SO4 =>
4 NaClO + H2S = 4 NaCl + H2SO4
ZnO + MoO3 + H2O = Zn5Mo2O11H10O5 =>
5 ZnO + 2 MoO3 + 5 H2O = Zn5Mo2O11H10O5
Al + HCl2 = AlCl3 + H2 =>
4 Al + 6 HCl2 = 4 AlCl3 + 3 H2
N2H4O3 + Ba(OH)2 = Ba(NO3)2 + NH3 + H2O =>
2 N2H4O3 + Ba(OH)2 = Ba(NO3)2 + 2 NH3 + 2 H2O
CH3(CH2)6CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)6CH3 + 25 O2 = 16 CO2 + 18 H2O
FeBr2 + K2CO3 = FeCO3 + KBr =>
FeBr2 + K2CO3 = FeCO3 + 2 KBr
Cu(OH)2 + NH4OH = Cu(NH3)(OH)2 + H2O =>
Cu(OH)2 + NH4OH = Cu(NH3)(OH)2 + H2O
Li2O + P4O10 = Li3(PO4) =>
6 Li2O + P4O10 = 4 Li3(PO4)
CuSO4 + PbCl2 = CuCl2 + Pb2(SO4)2 =>
2 CuSO4 + 2 PbCl2 = 2 CuCl2 + Pb2(SO4)2
CH2CHCH(CH3)CH3 + HCl = CH2ClCH2CH(CH3)CH3 =>
CH2CHCH(CH3)CH3 + HCl = CH2ClCH2CH(CH3)CH3
NaClO + Na2SO3 = NaCl + Na2SO4 =>
NaClO + Na2SO3 = NaCl + Na2SO4
HCO3 + Ba(OH)2 = Ba(CO3)2 + H2O =>
2 HCO3 + Ba(OH)2 = Ba(CO3)2 + 2 H2O
Sn(SO4)2 + Na3PO4 = Sn3(PO4)4 + Na2SO4 =>
3 Sn(SO4)2 + 4 Na3PO4 = Sn3(PO4)4 + 6 Na2SO4
NaClO + Na2SO3 = NaCl + Na2SO4 =>
NaClO + Na2SO3 = NaCl + Na2SO4
Ni(NO3)2 = Ni + NO3 =>
Ni(NO3)2 = Ni + 2 NO3
CO2 + AgNO3 = CO2Ag + NO3 =>
CO2 + AgNO3 = CO2Ag + NO3
AgNO3 + Fe = Ag + FeO + NO2 =>
AgNO3 + Fe = Ag + FeO + NO2
H2O + V2O5 + H2SO4 + C2H5OH = [VO(H2O)5]SO4 + CH3CHO =>
7 H2O + V2O5 + 2 H2SO4 + C2H5OH = 2[VO(H2O)5]SO4 + CH3CHO
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
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Équations équilibrées sur01/29/25
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