| Équations équilibrées la veille | Équations équilibrées le lendemain |
MgCl2 + Ag(NO3)2 = AgCl2 + Mg(NO3)2
Ca(H2PO4)2 + KOH = Ca(OH)2 + K3PO4 + H2O =>
Ca(H2PO4)2 + 6 KOH = Ca(OH)2 + 2 K3PO4 + 4 H2O
NH4 + NO3(s) = N20(g) + H2O(g) =>
12 NH4 + 8 NO3(s) = N20(g) + 24 H2O(g)
P2(s) + I2(g) = PI3(s) =>
P2(s) + 3 I2(g) = 2 PI3(s)
Ni(OH)2 + H2(CO3) = Ni(CO3) + H2O =>
Ni(OH)2 + H2(CO3) = Ni(CO3) + 2 H2O
Hg + HBr = HgH + Br =>
Hg + HBr = HgH + Br
NaClO3 + H2 = NaCl + H2O =>
NaClO3 + 3 H2 = NaCl + 3 H2O
H2O + NH4Cl = NH4OH + H + Cl =>
H2O + NH4Cl = NH4OH + H + Cl
C12H20O3S + O2 = H2O + CO2 + SO2 =>
2 C12H20O3S + 33 O2 = 20 H2O + 24 CO2 + 2 SO2
SodiumHydroxide + BariumChloride = SodiumChloride + BariumHydroxide =>
SodiumHydroxide + BariumChloride = SodiumChloride + BariumHydroxide
Nb2O5 + NaHSO4 = Nb2O(SO4)4 + Na2SO4 + H2O =>
Nb2O5 + 8 NaHSO4 = Nb2O(SO4)4 + 4 Na2SO4 + 4 H2O
CoBr3 + CaSO4 = CaBr2 + Co2(SO4)3 =>
2 CoBr3 + 3 CaSO4 = 3 CaBr2 + Co2(SO4)3
LiC2H3O2 + H2O = LiOH + HC2H3O2 =>
LiC2H3O2 + H2O = LiOH + HC2H3O2
Zn(s) + Al2(SO4)3(aq) = ZnSO4(aq) + Al(s) =>
3 Zn(s) + Al2(SO4)3(aq) = 3 ZnSO4(aq) + 2 Al(s)
NaF + O2 = Na2O + F2 =>
4 NaF + O2 = 2 Na2O + 2 F2
H2SO4(aq) + NaOH(s) = Na2 + SO4(aq) + H2O(l) =>
H2SO4(aq) + 2 NaOH(s) = Na2 + SO4(aq) + 2 H2O(l)
C + H2O = CH4 + CO2 =>
2 C + 2 H2O = CH4 + CO2
[Cu(NH3)4]{2+} + CN{-} + H2O = [Cu(CN)3]{2-} + CNO{-} + NH4{+} + NH3 =>
2[Cu(NH3)4]{2+} + 7 CN{-} + H2O = 2[Cu(CN)3]{2-} + CNO{-} + 2 NH4{+} + 6 NH3
Na(OH) + BaBr2 = Ba(OH)2 + NaBr =>
2 Na(OH) + BaBr2 = Ba(OH)2 + 2 NaBr
NH4VO3 + HCl = VO3Cl + NH4 + H2 =>
2 NH4VO3 + 2 HCl = 2 VO3Cl + 2 NH4 + H2
MgI2 + Pb(CH3COO)2 = Mg(CH3COO)2 + PbI2 =>
MgI2 + Pb(CH3COO)2 = Mg(CH3COO)2 + PbI2
Ca(H2PO4)2 + KOH = Ca(OH)2 + K3PO4 + H2O =>
Ca(H2PO4)2 + 6 KOH = Ca(OH)2 + 2 K3PO4 + 4 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Cu{-2} + NH3 = Cu(NH3)4{-2} =>
Cu{-2} + 4 NH3 = Cu(NH3)4{-2}
HNO3 + Na2CO3 = HCO3 + NO3Na2 =>
HNO3 + Na2CO3 = HCO3 + NO3Na2
MgCl2 + Ca(NO3)2 + H2O = Mg(OH)2 + CaCl2 + HNO3 =>
MgCl2 + Ca(NO3)2 + 2 H2O = Mg(OH)2 + CaCl2 + 2 HNO3
PO4 + K = KPO4 =>
PO4 + K = KPO4
Cu3FeS3 + O2 = Cu + FeO + S =>
2 Cu3FeS3 + O2 = 6 Cu + 2 FeO + 6 S
C7H5NO3 + C3H6O + OH{-} = C16H10N2O2 + C2H3O2{-} + H2O =>
2 C7H5NO3 + 2 C3H6O + 2 OH{-} = C16H10N2O2 + 2 C2H3O2{-} + 4 H2O
Fe{3+} + Na2SiO3 = Fe2(SiO3)3 + Na{+} =>
2 Fe{3+} + 3 Na2SiO3 = Fe2(SiO3)3 + 6 Na{+}
Ag + PO4 + Na2S = Na3PO4 + Ag3S =>
9 Ag + 2 PO4 + 3 Na2S = 2 Na3PO4 + 3 Ag3S
Li2(s) + H2O(l) = LiOH(aq) + H2(g) =>
Li2(s) + 2 H2O(l) = 2 LiOH(aq) + H2(g)
KMnO4 + HI + H2SO4 = K2SO4 + H2O + I2 + MnSO4 =>
2 KMnO4 + 10 HI + 3 H2SO4 = K2SO4 + 8 H2O + 5 I2 + 2 MnSO4
H{+} + Co(NO3)2*6H2O + Na2CO3 + H2O2 = [CoCO3]NO3 + H2O + NO3{-} + Na{+} =>
2 H{+} + 2 Co(NO3)2*6H2O + 2 Na2CO3 + H2O2 = 2[CoCO3]NO3 + 14 H2O + 2 NO3{-} + 4 Na{+}
H + CH = H2CH4 =>
5 H + CH = H2CH4
Ca(OH)2 + HCH3COO = Ca(CH3COO)2 + HOH =>
Ca(OH)2 + 2 HCH3COO = Ca(CH3COO)2 + 2 HOH
(H{+}) + (NO3{-}) = HNO3 =>
(H{+}) + (NO3{-}) = HNO3
PbC2O4 + H2SO4 + KMnO4 = CO2 + H2O + PbSO4 + K2SO4 + MnSO4 =>
5 PbC2O4 + 8 H2SO4 + 2 KMnO4 = 10 CO2 + 8 H2O + 5 PbSO4 + K2SO4 + 2 MnSO4
KOH = K{+} + OH{-} =>
KOH = K{+} + OH{-}
Cr(NO3)3 + Na = Cr + Na(NO3) =>
Cr(NO3)3 + 3 Na = Cr + 3 Na(NO3)
FeBr3 + (NH4)S = Fe2S3 + (NH4) + Br =>
2 FeBr3 + 3(NH4)S = Fe2S3 + 3(NH4) + 6 Br
K(OH)3 + H2SO4 = K2(SO4)3 + H2O =>
2 K(OH)3 + 3 H2SO4 = K2(SO4)3 + 6 H2O
C6H12N4 + HNO3 = C3H6O6N6 + NH4NO3 + CH2O =>
C6H12N4 + 4 HNO3 = C3H6O6N6 + NH4NO3 + 3 CH2O
Na2S2O3 + HCl = SO2 + S2 + NaCl + H2O =>
2 Na2S2O3 + 4 HCl = 2 SO2 + S2 + 4 NaCl + 2 H2O
ZnS2 + O2 = ZnO2 + S =>
ZnS2 + O2 = ZnO2 + 2 S
Ca(NO3)2 + (NH4)CrO4 = CaCrO4 + (NO3)2(NH4) =>
Ca(NO3)2 + (NH4)CrO4 = CaCrO4 + (NO3)2(NH4)
HI + H2SO40 = H2S + I2 + H2O =>
80 HI + H2SO40 = H2S + 40 I2 + 40 H2O
Na2[Zn(OH)4] + H2S = ZnS + NaHS + H2O =>
Na2[Zn(OH)4] + 3 H2S = ZnS + 2 NaHS + 4 H2O
CrO7{2-} + H2S + H3O{+} = Cr{3+} + S + H2O =>
2 CrO7{2-} + 9 H2S + 10 H3O{+} = 2 Cr{3+} + 9 S + 24 H2O
H2SO4(conc) + Fe(s) = FeSO4(aq) + H2(g) =>
H2SO4(conc) + Fe(s) = FeSO4(aq) + H2(g)
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Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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