| Équations équilibrées la veille |
2 FeSO4 + 2 SO2 = Fe2(SO3)4
AgO + H2 = OH + Ag =>
2 AgO + H2 = 2 OH + 2 Ag
Ba(OH)2 + HF = BaF2 + H2O =>
Ba(OH)2 + 2 HF = BaF2 + 2 H2O
NaNo2 + H2SO4 = HNo2 + Na2SO4 =>
2 NaNo2 + H2SO4 = 2 HNo2 + Na2SO4
Ca(SO4)2 + NaI = CaI2 + NaSO4 =>
Ca(SO4)2 + 2 NaI = CaI2 + 2 NaSO4
H2S + Hg2{2+} = Hg + S + H{1) =>
H2S + Hg2{2+} = 2 Hg + S + 2 H{1)
CH3CCH3CH3Cl + H2O = CH3CCH3CH3OH + HCl =>
CH3CCH3CH3Cl + H2O = CH3CCH3CH3OH + HCl
LiF + Na2S = Li2S + NaF =>
2 LiF + Na2S = Li2S + 2 NaF
Mg(NO3)2 + CuSO4 = Cu(NO3)2 + MgSO4 =>
Mg(NO3)2 + CuSO4 = Cu(NO3)2 + MgSO4
SiO2 + NO2 = NSi + O2 =>
SiO2 + NO2 = NSi + 2 O2
CaSO4 + (NH4)HCO3 = CaCO3 + (NH4)2SO4 + CO2 + H2O =>
CaSO4 + 2(NH4)HCO3 = CaCO3 + (NH4)2SO4 + CO2 + H2O
Ga(ClO3) = Ga + ClO3 =>
Ga(ClO3) = Ga + ClO3
Fe3O4(l) + FeS(l) + SiO2(s) = Fe2SiO4(l) + SO2(g) =>
3 Fe3O4(l) + FeS(l) + 5 SiO2(s) = 5 Fe2SiO4(l) + SO2(g)
N69 + H2 = NH3 =>
2 N69 + 207 H2 = 138 NH3
Fe2O2 + C = Fe + C2O4 =>
2 Fe2O2 + 2 C = 4 Fe + C2O4
Cu(NO3)2 = NO3 + Cu2 =>
2 Cu(NO3)2 = 4 NO3 + Cu2
I{-} + MnO4{-} + H2O = MnO2 + OH{-} + IO3{-} =>
I{-} + 2 MnO4{-} + H2O = 2 MnO2 + 2 OH{-} + IO3{-}
CaCl2 + F = CaF2 + Cl =>
CaCl2 + 2 F = CaF2 + 2 Cl
MgI2 + O2 = MgO2 + I2 =>
MgI2 + O2 = MgO2 + I2
C5H8 + KMnO4 + H2O = C4H10O2 + KOH + MnO2 =>
12 C5H8 + 2 KMnO4 + 28 H2O = 15 C4H10O2 + 2 KOH + 2 MnO2
S4O6{2-} + H2O = H{+} + S2O3{2-} + SO3{2-} =>
2 S4O6{2-} + 3 H2O = 6 H{+} + 3 S2O3{2-} + 2 SO3{2-}
CaSiO3(s) + H2SO3(aq) = H2SiO3(aq) + CaSO3(s) =>
CaSiO3(s) + H2SO3(aq) = H2SiO3(aq) + CaSO3(s)
Fe(OH)Cl2 + HCl = FeCl3 + H2O =>
Fe(OH)Cl2 + HCl = FeCl3 + H2O
Li + Cr(NO3)3 = Cr + Li(NO3)3 =>
Li + Cr(NO3)3 = Cr + Li(NO3)3
Zn(s) + Cl2(g) = ZnCl2(s) =>
Zn(s) + Cl2(g) = ZnCl2(s)
Pb3N4 + Hg(ClO4)2 = Pb(ClO4)4 + Hg3N2 =>
Pb3N4 + 6 Hg(ClO4)2 = 3 Pb(ClO4)4 + 2 Hg3N2
CH4 = C3H8 + H2 =>
3 CH4 = C3H8 + 2 H2
CsOHH2O + SiO2 = Cs2SiO3 + H2O =>
2 CsOHH2O + SiO2 = Cs2SiO3 + 3 H2O
Al2O3 + IF5 = AlF3 + IF + O2 =>
2 Al2O3 + 3 IF5 = 4 AlF3 + 3 IF + 3 O2
MnO2 + KOH + KNO3 = K2MnO4 + H2O + NO =>
3 MnO2 + 4 KOH + 2 KNO3 = 3 K2MnO4 + 2 H2O + 2 NO
Ni + H2S = Ni2S + H2 =>
2 Ni + H2S = Ni2S + H2
KOH + CrCl3 = CrOH + KCl3 =>
KOH + CrCl3 = CrOH + KCl3
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
Fe + Mn{2+} = Fe{2+} + Mn =>
Fe + Mn{2+} = Fe{2+} + Mn
NaCl(s) + H2SO4(s) = HCl(g) + Na2SO4(s) =>
2 NaCl(s) + H2SO4(s) = 2 HCl(g) + Na2SO4(s)
Ba(OH)2 + ZnSO4 = Zn(OH)2 + BaSO4 =>
Ba(OH)2 + ZnSO4 = Zn(OH)2 + BaSO4
KOHMgSO4 = KSO4MgOH =>
KOHMgSO4 = KSO4MgOH
Be3N2 + NaOH = Na2BeO2 + NH3 =>
Be3N2 + 6 NaOH = 3 Na2BeO2 + 2 NH3
MnCl2 + K2S2O8 + H2O = H2SO4 + KMnO4 + KCl + K2SO4 =>
2 MnCl2 + 5 K2S2O8 + 8 H2O = 8 H2SO4 + 2 KMnO4 + 4 KCl + 2 K2SO4
Pb(NO3)2 = PbO + (NO)2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 2(NO)2 + 3 O2
Mg(SO4) + NaOH = Mg(OH)2 + Na2(SO4) =>
Mg(SO4) + 2 NaOH = Mg(OH)2 + Na2(SO4)
K4 = K3 =>
3 K4 = 4 K3
Xe + F2 = Xe2F8 =>
2 Xe + 4 F2 = Xe2F8
Ni(OH)2 + HCl = Ni(OH)Cl + H2O =>
Ni(OH)2 + HCl = Ni(OH)Cl + H2O
Zn(OH)2 + NaOH = Zn(OH)4{2-} + Na{+} =>
Zn(OH)2 + 2 NaOH = Zn(OH)4{2-} + 2 Na{+}
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Na2(CO3) + HNO3 = NaNO3 + H2CO3 =>
Na2(CO3) + 2 HNO3 = 2 NaNO3 + H2CO3
HNO3 + FeCl3 = FeNO3 + HCl3 =>
HNO3 + FeCl3 = FeNO3 + HCl3
(HPO3)3 + NaOH = Na4P4O12 + H2O =>
4(HPO3)3 + 12 NaOH = 3 Na4P4O12 + 12 H2O
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Équations équilibrées sur11/22/24
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