| Équations équilibrées la veille |
2 Al(NO3)3 + 3 Li2O = Al2O3 + 6 Li(NO3)
HClO3 + Fe = FeCl3 + H2O + O2 =>
12 HClO3 + 4 Fe = 4 FeCl3 + 6 H2O + 15 O2
Mg + H2 = MgH =>
2 Mg + H2 = 2 MgH
H2 + SO3 + O2 = H2SO4 =>
2 H2 + 2 SO3 + O2 = 2 H2SO4
(C2H5)3N + HCl = (C2H5)3NHCl =>
(C2H5)3N + HCl = (C2H5)3NHCl
CaCO3 + HCl = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl = CaCl2 + H2CO3
Al + SnCl = AlCl3 + Sn =>
Al + 3 SnCl = AlCl3 + 3 Sn
ZnCl2 + (NH4)(NH4)S = ZnS + (NH4)Cl =>
ZnCl2 + (NH4)(NH4)S = ZnS + 2(NH4)Cl
Zn + HCl{+} = ZnCl + H{+} =>
Zn + HCl{+} = ZnCl + H{+}
NaBr + H3NSO3 = Na3NSO3 + HBr =>
3 NaBr + H3NSO3 = Na3NSO3 + 3 HBr
FeC2O4*2H2O + H2C2O4 + H2O2 + K2C2O4 = K3[Fe(C2O4)3]*3H2O =>
2 FeC2O4*2H2O + H2C2O4 + H2O2 + 3 K2C2O4 = 2 K3[Fe(C2O4)3]*3H2O
Au2O3 + H2 = OH + Au =>
2 Au2O3 + 3 H2 = 6 OH + 4 Au
N2 + O2 = N2O4(g) =>
N2 + 2 O2 = N2O4(g)
F2O + H2O = FOH =>
F2O + H2O = 2 FOH
Pb(NO2)2 + KCl = PbCl2 + KNO2 =>
Pb(NO2)2 + 2 KCl = PbCl2 + 2 KNO2
MgO + Li2S = Mg4S + Li2O4 =>
4 MgO + Li2S = Mg4S + Li2O4
A12(Co3) = A1203 + Co2 =>
802 A12(Co3) = 8 A1203 + 1203 Co2
KMnO4 + H2C2O4 + HCl = MnO + H2O + CO2 + KCl =>
2 KMnO4 + 5 H2C2O4 + 2 HCl = 2 MnO + 6 H2O + 10 CO2 + 2 KCl
CaF2(s) + H2SO4(l) = CaSO4(s) + HF(g) =>
CaF2(s) + H2SO4(l) = CaSO4(s) + 2 HF(g)
CuBr2 + NH4NO3 = NH4Br2 + CuNO3 =>
CuBr2 + NH4NO3 = NH4Br2 + CuNO3
Ag + Au2(SO4)3 = Ag(SO4)2 + Au2 =>
3 Ag + 2 Au2(SO4)3 = 3 Ag(SO4)2 + 2 Au2
H2O + Ca + C20H14O4 = CaO + HC2OH14O4 =>
68 H2O + 22 Ca + C20H14O4 = 22 CaO + 10 HC2OH14O4
C12H11N + HNO3 = C24H18N2 + NO + H2O =>
6 C12H11N + 4 HNO3 = 3 C24H18N2 + 4 NO + 8 H2O
Al(HCO3)3(s) = Al2(CO3)3(s) + H2O(l) + CO2(g) =>
2 Al(HCO3)3(s) = Al2(CO3)3(s) + 3 H2O(l) + 3 CO2(g)
Mg(C9H6NO)2 + HCl = MgCl2 + C9H7NO =>
Mg(C9H6NO)2 + 2 HCl = MgCl2 + 2 C9H7NO
H2SO4 + Li = Li2(SO4) + H2 =>
H2SO4 + 2 Li = Li2(SO4) + H2
K2Cr2O7 + H2S + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 =>
4 K2Cr2O7 + 3 H2S + 13 H2SO4 = 4 Cr2(SO4)3 + 16 H2O + 4 K2SO4
CoCl2 + ZnO2 = ZnCl2 + CoO2 =>
CoCl2 + ZnO2 = ZnCl2 + CoO2
S8(g) + O2 = SO2 =>
S8(g) + 8 O2 = 8 SO2
C12H22OO11 + O2 = CO2 + H2O =>
2 C12H22OO11 + 23 O2 = 24 CO2 + 22 H2O
HNO2 + Br2 + H2O = HNO3 + HBr =>
HNO2 + Br2 + H2O = HNO3 + 2 HBr
N2H4 + H2O2 = N2 + H2O =>
N2H4 + 2 H2O2 = N2 + 4 H2O
CH3CH(OH)CH2CH3 + KMnO4 + H2SO4 = Mn(SO4) + K2SO4 + CH3CH2COCH3 + H2O =>
5 CH3CH(OH)CH2CH3 + 2 KMnO4 + 3 H2SO4 = 2 Mn(SO4) + K2SO4 + 5 CH3CH2COCH3 + 8 H2O
CO2 + H2O + NO = HNO3 + C =>
3 CO2 + 2 H2O + 4 NO = 4 HNO3 + 3 C
ZnS + HNO3 = Zn(NO3)2 + H2S =>
ZnS + 2 HNO3 = Zn(NO3)2 + H2S
Cd + NH3 + H2O = Cd(OH)2 + NH4 =>
Cd + 2 NH3 + 2 H2O = Cd(OH)2 + 2 NH4
Mg + HNO3 = H2 + Mg(NO3)2 =>
Mg + 2 HNO3 = H2 + Mg(NO3)2
CaCO3 + Al2O3 + SiO2 + Eu2O3 = Ca2Al2SiO7Eu + CO2 + O =>
4 CaCO3 + 2 Al2O3 + 2 SiO2 + Eu2O3 = 2 Ca2Al2SiO7Eu + 4 CO2 + 3 O
C2H4O2 + NaHCO3 = CHO2Na + CO2 + H2O =>
C2H4O2 + 4 NaHCO3 = 4 CHO2Na + 2 CO2 + 2 H2O
CrBr3 + KBrO3 + KOH = K2CrO4 + KBr + H2O =>
2 CrBr3 + KBrO3 + 10 KOH = 2 K2CrO4 + 7 KBr + 5 H2O
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
Na2(CO3) + Ca(OH)2 = NaOH + Ca(CO3) =>
Na2(CO3) + Ca(OH)2 = 2 NaOH + Ca(CO3)
SO3 + H2O = OH + S2O3 =>
2 SO3 + 3 H2O = 6 OH + S2O3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
(NH4)2Cr2O7 = NH3 + H2O + Cr2O + O2 =>
2(NH4)2Cr2O7 = 4 NH3 + 2 H2O + 2 Cr2O + 5 O2
CuSO4 + Na2 = Cu + Na2SO4 =>
CuSO4 + Na2 = Cu + Na2SO4
Cl2(g) + NaBr(aq) = NaCl(aq) + Br2() =>
Cl2(g) + 2 NaBr(aq) = 2 NaCl(aq) + Br2()
AgAsO4HNO3 = HAsO4AgNO3 =>
AgAsO4HNO3 = HAsO4AgNO3
Co(C2H3O2)2(aq) + Na2S(aq) = CoS + NaC2H3O2(aq) =>
Co(C2H3O2)2(aq) + Na2S(aq) = CoS + 2 NaC2H3O2(aq)
H2(C4H4O6) + Cu(NO3) = CuC4H4O6 + H2NO3 =>
H2(C4H4O6) + Cu(NO3) = CuC4H4O6 + H2NO3
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Équations équilibrées sur01/26/25
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