| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Na2SO4 + 8 Al = 3 Na2S + 4 Al2O3
K2Cr2O7 + H2SO4 + C4H9OH = Cr2(SO4)3 + K2SO4 + CH3CH2CH2COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 3 C4H9OH = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3CH2CH2COOH + 11 H2O
K2S(aq) + BaCl2(aq) = KCl(aq) + BaS(aq) =>
K2S(aq) + BaCl2(aq) = 2 KCl(aq) + BaS(aq)
HNO3 + H2SO4 = NO2{+} + HSO4{-} + H3O{+} =>
HNO3 + 2 H2SO4 = NO2{+} + 2 HSO4{-} + H3O{+}
Mg + Al(SO4) = Al + Mg(SO4) =>
Mg + Al(SO4) = Al + Mg(SO4)
Zn(NO3)2 + NaI = ZnI2 + Na(NO3) =>
Zn(NO3)2 + 2 NaI = ZnI2 + 2 Na(NO3)
HNO3 + HCl = NO + H2O + Cl2 =>
2 HNO3 + 6 HCl = 2 NO + 4 H2O + 3 Cl2
AgNO3 + NH4OH = AgOH + NH4NO3 =>
AgNO3 + NH4OH = AgOH + NH4NO3
BaCO3 + H3O{+} = Ba{2+} + CO2 + H2O =>
BaCO3 + 2 H3O{+} = Ba{2+} + CO2 + 3 H2O
CH3OH + N2 = HCN + NH3 + O2 =>
2 CH3OH + 2 N2 = 2 HCN + 2 NH3 + O2
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
C5H12 + O2 = CO2 + H2 =>
C5H12 + 5 O2 = 5 CO2 + 6 H2
CO2 + H2 = CH4 + H2O =>
CO2 + 4 H2 = CH4 + 2 H2O
Cu(s) + HCl(l) = CuCl + H2 =>
2 Cu(s) + 2 HCl(l) = 2 CuCl + H2
K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + O2 =>
2 K2Cr2O7 + 8 H2SO4 = 2 K2SO4 + 2 Cr2(SO4)3 + 8 H2O + 3 O2
P4(s) + Cl(g) = PCl5(s) =>
P4(s) + 20 Cl(g) = 4 PCl5(s)
Sb2O3 + H2O = HSbO2 =>
Sb2O3 + H2O = 2 HSbO2
Zn + HCI = ZnCI + H =>
Zn + HCI = ZnCI + H
NaClO3 = NaCl + O3 =>
NaClO3 = NaCl + O3
HCO3{-} + H3C6H5O7 = CO2 + H2O + C6H5O7{-3} =>
3 HCO3{-} + H3C6H5O7 = 3 CO2 + 3 H2O + C6H5O7{-3}
C6H12O6(s) = C2H5OH + CO2 =>
C6H12O6(s) = 2 C2H5OH + 2 CO2
CuCl2 + Al = AlCl3 + Cu =>
3 CuCl2 + 2 Al = 2 AlCl3 + 3 Cu
KClO + HBr = KH + ClOBr =>
KClO + HBr = KH + ClOBr
Ba(NO3)2 + K2CO3 = BaCO3 + KNO3 =>
Ba(NO3)2 + K2CO3 = BaCO3 + 2 KNO3
Al2(CO3)3 + Zn(NO3)2 = Al(NO3)3 + Zn2(CO3)2 =>
2 Al2(CO3)3 + 6 Zn(NO3)2 = 4 Al(NO3)3 + 3 Zn2(CO3)2
Zn(OH)2 + LiOH = Li2(Zn(OH)4) =>
Zn(OH)2 + 2 LiOH = Li2(Zn(OH)4)
NH3 + Cl2 + H2O = NO + Cl{-} + H3O{+} =>
2 NH3 + 5 Cl2 + 12 H2O = 2 NO + 10 Cl{-} + 10 H3O{+}
LiOH(s) + CO2(g) = LiHCO3(s) =>
LiOH(s) + CO2(g) = LiHCO3(s)
Al2SO4 + H2O = H2SO4 + Al2O =>
Al2SO4 + H2O = H2SO4 + Al2O
Zn(s) + Cl2(g) = ZnCl2(aq) =>
Zn(s) + Cl2(g) = ZnCl2(aq)
NH2CONH2 + O2 = N2 + CO2 + H2O =>
2 NH2CONH2 + 3 O2 = 2 N2 + 2 CO2 + 4 H2O
Na + HNO3 = NaNO3 + H2 =>
2 Na + 2 HNO3 = 2 NaNO3 + H2
BaCl*2H2O + Ag2O = AgCl + BaOH + H2O =>
2 BaCl*2H2O + Ag2O = 2 AgCl + 2 BaOH + 3 H2O
Cl + H = HCl =>
Cl + H = HCl
C + H3 = CH3 =>
C + H3 = CH3
I + Cl2 + H2O = IO3{-} + Cl{-} + H{+} =>
2 I + 5 Cl2 + 6 H2O = 2 IO3{-} + 10 Cl{-} + 12 H{+}
HCl(aq) + Pb(NO3)2 = PbCl2 + HNO3 =>
2 HCl(aq) + Pb(NO3)2 = PbCl2 + 2 HNO3
Cr2O3 + KOH + H2O = K3(Cr(OH)6) =>
Cr2O3 + 6 KOH + 3 H2O = 2 K3(Cr(OH)6)
Bi(NO3)3 + KOH = H3BiO3 + KNO3 =>
Bi(NO3)3 + 3 KOH = H3BiO3 + 3 KNO3
MnCO3 + Ta2O5 + FeC2O4H4O2 + MoO3 = [Mn4Ta2O9]950[Mn2FeMoO6]75 + H2O + CO2 + CO =>
3950 MnCO3 + 950 Ta2O5 + 75 FeC2O4H4O2 + 75 MoO3 = [Mn4Ta2O9]950[Mn2FeMoO6]75 + 150 H2O + 4025 CO2 + 75 CO
HPr + Ba(OH)2 = H2O + Ba(Pr)2 =>
2 HPr + Ba(OH)2 = 2 H2O + Ba(Pr)2
Na2SO4 + Hg2CH3CO2 = NaCH3CO2 + (Hg2)2SO4 =>
Na2SO4 + 2 Hg2CH3CO2 = 2 NaCH3CO2 + (Hg2)2SO4
I2 + HNO3 = HIO3 + NO + H2O =>
3 I2 + 10 HNO3 = 6 HIO3 + 10 NO + 2 H2O
BaS + CoF3 = BaF2 + Co2S3 =>
3 BaS + 2 CoF3 = 3 BaF2 + Co2S3
MnCl2 + KBrO + KOH = KBr + H2O + KCl + MnO2 =>
MnCl2 + KBrO + 2 KOH = KBr + H2O + 2 KCl + MnO2
KCIO3(s) = KCI(s) + O2(g) =>
2 KCIO3(s) = 2 KCI(s) + 3 O2(g)
Fe2O3(s) + Mg(s) = MgO(s) + Fe(s) =>
Fe2O3(s) + 3 Mg(s) = 3 MgO(s) + 2 Fe(s)
K2CO3 + Na2CO3 + Nb2O5 = KNaNb2O6 + CO2 =>
K2CO3 + Na2CO3 + 2 Nb2O5 = 2 KNaNb2O6 + 2 CO2
MgSO4 + LiOH = Mg(OH)2 + SO4Li2 =>
MgSO4 + 2 LiOH = Mg(OH)2 + SO4Li2
CaO + P2O5 = Ca(PO3)2 =>
CaO + P2O5 = Ca(PO3)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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