| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2(SO4) + 2 Na(HCO3) = Na2(SO4) + 2 H2(CO3)
NH3 + LiOH = Li3N + H2O =>
NH3 + 3 LiOH = Li3N + 3 H2O
Sn{4+} + S{2-} = SnS{2} =>
Sn{4+} + S{2-} = SnS{2}
HS{-} + ClO3{-} = S + Cl{-} + OH{-} =>
3 HS{-} + ClO3{-} = 3 S + Cl{-} + 3 OH{-}
FeCl3 + K2HPO4 = FePO4 + KH2PO4 + KCl =>
FeCl3 + 2 K2HPO4 = FePO4 + KH2PO4 + 3 KCl
Li2CO3 + NH4H2PO4 + FeC2O4*2H2O = LiFePO4 + CO2 + CO + NH3 + H2O =>
Li2CO3 + 2 NH4H2PO4 + 2 FeC2O4*2H2O = 2 LiFePO4 + 3 CO2 + 2 CO + 2 NH3 + 7 H2O
AgNo3 + Pb(No3)2 = Ag(No3)2 + PbNo3 =>
AgNo3 + Pb(No3)2 = Ag(No3)2 + PbNo3
HC2H3O2(aq) + LiHSO3(aq) = H2O(l) + CO2(aq) + LiCH3SO2(aq) =>
HC2H3O2(aq) + LiHSO3(aq) = H2O(l) + CO2(aq) + LiCH3SO2(aq)
KI + KOH + KMnO4 = KIO4 + H2O + K2MnO4 =>
KI + 8 KOH + 8 KMnO4 = KIO4 + 4 H2O + 8 K2MnO4
Pb(CN)4(aq) + Na(s) = Pb + Na2CN =>
Pb(CN)4(aq) + 8 Na(s) = Pb + 4 Na2CN
S + KCl = K2S + Cl2 =>
S + 2 KCl = K2S + Cl2
K2S(aq) + Li3PO4(aq) = K3PO4(aq) + Li2S(aq) =>
3 K2S(aq) + 2 Li3PO4(aq) = 2 K3PO4(aq) + 3 Li2S(aq)
[AsO3]3{-} + ClO = [AsO4]3{-} + Cl =>
[AsO3]3{-} + 3 ClO = [AsO4]3{-} + 3 Cl
Zn + H = H3Zn =>
Zn + 3 H = H3Zn
Ca(OH)2 + Al(OH)3 = Ca(AlO2)2 + H2O =>
Ca(OH)2 + 2 Al(OH)3 = Ca(AlO2)2 + 4 H2O
(NH4)2SO4 + LiOH = NH3 + H2O + Li2SO4 =>
(NH4)2SO4 + 2 LiOH = 2 NH3 + 2 H2O + Li2SO4
CHCNa + CH3Br = CHCCH3 + NaBr =>
CHCNa + CH3Br = CHCCH3 + NaBr
SnCl2 + I2 + KCl = SnCl4 + KI =>
SnCl2 + I2 + 2 KCl = SnCl4 + 2 KI
I2 + Cu{2+} + OH{-} = IO3{-} + Cu{+} + H2O =>
I2 + 10 Cu{2+} + 12 OH{-} = 2 IO3{-} + 10 Cu{+} + 6 H2O
C6H5CH2OH + Cr2O7 + H{+} = Cr3{+} + C6H5COH + H2O =>
20 C6H5CH2OH + 3 Cr2O7 + 2 H{+} = 2 Cr3{+} + 20 C6H5COH + 21 H2O
HCl + HBr + NaOH = NaClBr + H2O + H =>
HCl + HBr + NaOH = NaClBr + H2O + H
P4 + Cl2PCl5 = PCl5 =>
P4 + 10 Cl2PCl5 = 14 PCl5
CH3COCH3 + HCl = CH3COHClCH3 =>
CH3COCH3 + HCl = CH3COHClCH3
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
C7H6O2 + C4H6O2 = C9H8O2 + CH3COOH =>
C7H6O2 + C4H6O2 = C9H8O2 + CH3COOH
ZnCl2 + KIO3 = KCl + ZnI2 + O2 =>
ZnCl2 + 2 KIO3 = 2 KCl + ZnI2 + 3 O2
CS + S8 = CSS =>
8 CS + S8 = 8 CSS
Zn(NH3)4Cl2 + (NH4)2S = ZnS + NH4Cl + NH3 =>
Zn(NH3)4Cl2 + (NH4)2S = ZnS + 2 NH4Cl + 4 NH3
CuFeS2 + H{+} = Cu2S2 + Fe{+2} + H2S =>
2 CuFeS2 + 4 H{+} = Cu2S2 + 2 Fe{+2} + 2 H2S
Al2S3 + Li = Li2S3 + Al =>
Al2S3 + 2 Li = Li2S3 + 2 Al
BaO2 + H2O = Ba + H2O2 =>
BaO2 + 2 H2O = Ba + 2 H2O2
CaNO3 + NaC2H3O2 = CaC2H3O2 + NaNO3 =>
CaNO3 + NaC2H3O2 = CaC2H3O2 + NaNO3
H2SO3 + Pb = Pb(SO3)2 + H2 =>
2 H2SO3 + Pb = Pb(SO3)2 + 2 H2
Ca(NO3)2 + Rb2SO4 = CaSO4 + Rb2(NO3)2 =>
Ca(NO3)2 + Rb2SO4 = CaSO4 + Rb2(NO3)2
HNO3 + Te = Te2O3(OH)NO3 + NO2 + H2O =>
9 HNO3 + 2 Te = Te2O3(OH)NO3 + 8 NO2 + 4 H2O
Na3(PO4)5 + KOH = NaOH + K3(PO4)5 =>
Na3(PO4)5 + 3 KOH = 3 NaOH + K3(PO4)5
HBr(aq) + Ca(OH)2 = H2O + Ca(Br)2 =>
2 HBr(aq) + Ca(OH)2 = 2 H2O + Ca(Br)2
K2HPO3 + AgNO3 = Ag2HPO3 + KNO3 =>
K2HPO3 + 2 AgNO3 = Ag2HPO3 + 2 KNO3
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
MgSO4 + CaCO3 = CaSO4 + MgCO3 =>
MgSO4 + CaCO3 = CaSO4 + MgCO3
Ag + KI = AgKI =>
Ag + KI = AgKI
HCl + Br2 = BrCl + H2 =>
2 HCl + Br2 = 2 BrCl + H2
As2O3 + Zn + H{+} = As3 + Zn2{+} + H2O =>
3 As2O3 + 36 Zn + 18 H{+} = 2 As3 + 18 Zn2{+} + 9 H2O
Cu2(CO3)(OH)2 + HNO3 = Cu(NO3)2 + H2O + CO2 =>
Cu2(CO3)(OH)2 + 4 HNO3 = 2 Cu(NO3)2 + 3 H2O + CO2
C7H6O2 + C8H18O + Ca = C24H38O4 + CaCO3 =>
175 C7H6O2 + 157 C8H18O + 33 Ca = 102 C24H38O4 + 33 CaCO3
FeC2O4 + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O + Fe2(SO4)3 =>
10 FeC2O4 + 6 KMnO4 + 24 H2SO4 = 20 CO2 + 6 MnSO4 + 3 K2SO4 + 24 H2O + 5 Fe2(SO4)3
Ca(NO3)2 + Rb2SO4 = CaSO4 + RbNO3 =>
Ca(NO3)2 + Rb2SO4 = CaSO4 + 2 RbNO3
CuNO3 + Na3N = Cu3N + NaNO3 =>
3 CuNO3 + Na3N = Cu3N + 3 NaNO3
AgNO3(l) + Na2CO3(l) = Ag2CO3 + NaNO3 =>
2 AgNO3(l) + Na2CO3(l) = Ag2CO3 + 2 NaNO3
CH4(g) + H2S(g) = CS2(g) + H2(g) =>
CH4(g) + 2 H2S(g) = CS2(g) + 4 H2(g)
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Équations équilibrées sur12/11/24
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