| Équations équilibrées la veille |
C6H6CHO + C2H6O2 = C6H6C3H5O2 + H2O
K2Cr2O7 + H2SO4 + C2H6O = Cr2(SO4)3 + K2SO4 + H2O + C2H4O =>
K2Cr2O7 + 4 H2SO4 + 3 C2H6O = Cr2(SO4)3 + K2SO4 + 7 H2O + 3 C2H4O
SiO + H3PO4 = SiO2 + P2O5 + H2 =>
3 SiO + 2 H3PO4 = 3 SiO2 + P2O5 + 3 H2
K4Fe(CN)6 + KMnO4 + HCl = KCl + MnCl2 + K3Fe(CN)6 + H2O =>
5 K4Fe(CN)6 + KMnO4 + 8 HCl = 6 KCl + MnCl2 + 5 K3Fe(CN)6 + 4 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
C6H6O12 + O2 = CO2 + H2O =>
2 C6H6O12 + 3 O2 = 12 CO2 + 6 H2O
NO3 + Ni = NiNO3 =>
NO3 + Ni = NiNO3
Fe2O3 + HBr = Fe2Br + Br2 + H2O =>
2 Fe2O3 + 12 HBr = 2 Fe2Br + 5 Br2 + 6 H2O
K2Cr2O7 + C3H8O + H2SO4 = Cr2(SO4)3 + K2SO4 + C3H6O + H2O =>
K2Cr2O7 + 3 C3H8O + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 C3H6O + 7 H2O
Ca(NO2)2 + FeBr3 = CaBr2 + Fe(NO2)3 =>
3 Ca(NO2)2 + 2 FeBr3 = 3 CaBr2 + 2 Fe(NO2)3
AgO + NH3 + H2O = [Ag(NH3)2]OH + O2 =>
4 AgO + 8 NH3 + 2 H2O = 4[Ag(NH3)2]OH + O2
C199H400 + O2 = CO2 + H2O =>
C199H400 + 299 O2 = 199 CO2 + 200 H2O
H2SO4 + CuO = CuSO4 + O2 + H2 =>
2 H2SO4 + 2 CuO = 2 CuSO4 + O2 + 2 H2
CH4 + O2 = OH2 + C =>
CH4 + O2 = 2 OH2 + C
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
Fe(iii)CO3 = FeO + CO2 =>
Fe(iii)CO3 = FeO + CO2
Al + CaOH2 = Ca + Al(OH2)3 =>
Al + 3 CaOH2 = 3 Ca + Al(OH2)3
AI(s) + H2SO4(aq) = AI(SO4)3 + H2(g) =>
AI(s) + 3 H2SO4(aq) = AI(SO4)3 + 3 H2(g)
ZnCO3 + NaOH = Na2CO3 + Zn(OH)2 =>
ZnCO3 + 2 NaOH = Na2CO3 + Zn(OH)2
Al4C3 + HCl = CH4 + Al(Cl)3 =>
Al4C3 + 12 HCl = 3 CH4 + 4 Al(Cl)3
H3POe4 + Ca(OH)2 = Ca3(POe4)2 + H2O =>
2 H3POe4 + 3 Ca(OH)2 = Ca3(POe4)2 + 6 H2O
C2H4O2 + Na2CO3 = CO2 + H2O + C2H3NaO2 =>
2 C2H4O2 + Na2CO3 = CO2 + H2O + 2 C2H3NaO2
AgNO3 + H3PO4 = Ag3PO4 + HNO3 =>
3 AgNO3 + H3PO4 = Ag3PO4 + 3 HNO3
H2S + HNO3 = H2SO4 + NO2 + H2O =>
H2S + 8 HNO3 = H2SO4 + 8 NO2 + 4 H2O
CO(OH)2 + SOCl2 = COCl2 + SO2 + HCl =>
CO(OH)2 + 2 SOCl2 = COCl2 + 2 SO2 + 2 HCl
Fe + Br + O = FeBr2O =>
Fe + 2 Br + O = FeBr2O
Zn(OH)2 + NH4OH = Zn(NH3)4{2+} + OH{-} + H2O =>
Zn(OH)2 + 4 NH4OH = Zn(NH3)4{2+} + 2 OH{-} + 4 H2O
NiS(s) + O2(g) = NiO(s) + SO2(g) =>
2 NiS(s) + 3 O2(g) = 2 NiO(s) + 2 SO2(g)
K + As = K3As =>
3 K + As = K3As
Ba(CH3COO)2 + K2Cr2O7 = BaCr2O7 + KCH3COO =>
Ba(CH3COO)2 + K2Cr2O7 = BaCr2O7 + 2 KCH3COO
Na2HPO4 + NH3 + MgCl2 = NH4MgPO4 + NaCl =>
Na2HPO4 + NH3 + MgCl2 = NH4MgPO4 + 2 NaCl
NH4 + NO3 = H2O + NO =>
2 NH4 + 3 NO3 = 4 H2O + 5 NO
Pb{2+} + Br{-} = Pb + Br =>
Pb{2+} + 2 Br{-} = Pb + 2 Br
Na2H3 + O2 = Na + H2O =>
4 Na2H3 + 3 O2 = 8 Na + 6 H2O
Fe + MgO = Fe2O3 + Mg =>
2 Fe + 3 MgO = Fe2O3 + 3 Mg
CH3COOH + MnO4{-} + H{+} = CO2 + Mn{2+} + H2O =>
5 CH3COOH + 8 MnO4{-} + 24 H{+} = 10 CO2 + 8 Mn{2+} + 22 H2O
Ca2 + Na2CO3 = CaCO3 + Na =>
Ca2 + 2 Na2CO3 = 2 CaCO3 + 4 Na
C + I = CI =>
C + I = CI
Fe2(SO4)3 + Pb(NO3)2 = Fe(NO3) + Pb(SO4)3 =>
Fe2(SO4)3 + Pb(NO3)2 = 2 Fe(NO3) + Pb(SO4)3
AlCl3 + H2O = Cl2 + Al(OH)3 + H2 =>
2 AlCl3 + 6 H2O = 3 Cl2 + 2 Al(OH)3 + 3 H2
LiOH(aq) + VCl3(aq) = LiCl(s) + V(OH)3(aq) =>
3 LiOH(aq) + VCl3(aq) = 3 LiCl(s) + V(OH)3(aq)
KMnO4 + Na2SO3 + HCl = H2O + KCl + MnCl2 + Na2SO4 =>
2 KMnO4 + 5 Na2SO3 + 6 HCl = 3 H2O + 2 KCl + 2 MnCl2 + 5 Na2SO4
Al + Cu(NO3)2 = Al(NO3)3 + Cu =>
2 Al + 3 Cu(NO3)2 = 2 Al(NO3)3 + 3 Cu
ClH = Cl + H =>
ClH = Cl + H
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
Fe(OH)3 + Ca = Ca2(OH)3 + Fe =>
Fe(OH)3 + 2 Ca = Ca2(OH)3 + Fe
H2O + Zn + Na2CrO4 = Cr2O3 + Zn(OH)2 + NaOH =>
5 H2O + 3 Zn + 2 Na2CrO4 = Cr2O3 + 3 Zn(OH)2 + 4 NaOH
CaO2 = CaO + O2 =>
2 CaO2 = 2 CaO + O2
Cu + NiSO4 = Cu(SO4) + Ni =>
Cu + NiSO4 = Cu(SO4) + Ni
Li3N + H2O = NH3 + Li + OH =>
Li3N + 3 H2O = NH3 + 3 Li + 3 OH
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Équations équilibrées sur01/14/25
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