| Équations équilibrées la veille | Équations équilibrées le lendemain |
Xe + 10 F2 = XeF20
HOH + Na = H2 + NaOH =>
2 HOH + 2 Na = H2 + 2 NaOH
Cu + HCl(aq) = CuCl(aq) + H =>
Cu + HCl(aq) = CuCl(aq) + H
C3H8O(l) + O2(g) = CO2(g) + H2O(l) =>
2 C3H8O(l) + 9 O2(g) = 6 CO2(g) + 8 H2O(l)
(OH){-} + ClO2 = ClO3 + Cl{-} + H2O =>
2(OH){-} + 7 ClO2 = 5 ClO3 + 2 Cl{-} + H2O
AgNO3(aq) + KI(aq) = AgI + KNO3 =>
AgNO3(aq) + KI(aq) = AgI + KNO3
BaSO4 + Br2 = BrSO4 + Ba =>
2 BaSO4 + Br2 = 2 BrSO4 + 2 Ba
Na2SO3 + Fe2O3 = Fe2(SO3)3 + Na2O =>
3 Na2SO3 + Fe2O3 = Fe2(SO3)3 + 3 Na2O
Li2CO3 + CaO + H2O = LiOH*H2O + CaCO3 =>
Li2CO3 + CaO + 3 H2O = 2 LiOH*H2O + CaCO3
FeCl3 + KSCN = KSCl + Fe(CN)3 =>
FeCl3 + 3 KSCN = 3 KSCl + Fe(CN)3
H2S + Cl2 = S8 + HCl =>
8 H2S + 8 Cl2 = S8 + 16 HCl
N2H4 + H2O = N2H5{+} + OH{-} =>
N2H4 + H2O = N2H5{+} + OH{-}
C5H7OH = C5H6 + H2O =>
C5H7OH = C5H6 + H2O
K(AlSi3O8) + Al2(SiO4)O + H2O = K2Al6Si6O20(OH)4 + SiO2 =>
2 K(AlSi3O8) + 2 Al2(SiO4)O + 2 H2O = K2Al6Si6O20(OH)4 + 2 SiO2
H2S + Na2SO3 = Na2S + H2SO4 =>
3 H2S + 4 Na2SO3 = 4 Na2S + 3 H2SO4
H2NCH2COOH + NaOH = H2NCH2COONa + H2O =>
H2NCH2COOH + NaOH = H2NCH2COONa + H2O
Pb(NO3)2(aq) + K3PO4(aq) = Pb3(PO4)2(s) + KNO3(aq) =>
3 Pb(NO3)2(aq) + 2 K3PO4(aq) = Pb3(PO4)2(s) + 6 KNO3(aq)
ZnCl2 + Li2SO4 = LiCl + ZnSO4 =>
ZnCl2 + Li2SO4 = 2 LiCl + ZnSO4
Cr2S3 + Br2 + NaOH = Na2Cr2O7 + NaBr + H2SO4 + H2O =>
Cr2S3 + 15 Br2 + 32 NaOH = Na2Cr2O7 + 30 NaBr + 3 H2SO4 + 13 H2O
BaO2 + N2 = Ba + NO =>
BaO2 + N2 = Ba + 2 NO
HIO + H2O = H2IO + OH =>
HIO + H2O = H2IO + OH
N2H4 + H2O = NH4 + OH =>
N2H4 + 4 H2O = 2 NH4 + 4 OH
(H2N)2CO + O2 = CO2 + H2O + N =>
2(H2N)2CO + 3 O2 = 2 CO2 + 4 H2O + 4 N
IF3 = IF5 + I2 =>
5 IF3 = 3 IF5 + I2
H2S + H2O2 = S + H2O =>
H2S + H2O2 = S + 2 H2O
NaOH + Na2SO3 = NaHSO3 + Na2O =>
NaOH + Na2SO3 = NaHSO3 + Na2O
CuCl2 + Ba(NO3)2 = Cu(NO3)2 + BaCl2 =>
CuCl2 + Ba(NO3)2 = Cu(NO3)2 + BaCl2
Ah + HCl = AhCl2 + H2 =>
Ah + 2 HCl = AhCl2 + H2
Cu2O + Cl2 = CuCl2 + O2 =>
2 Cu2O + 4 Cl2 = 4 CuCl2 + O2
CO + Cl{2} = COCl{2} =>
CO + Cl{2} = COCl{2}
Ca(OH)2 + HNO3 = Ca + NO3 + H3O =>
Ca(OH)2 + 4 HNO3 = Ca + 4 NO3 + 2 H3O
Cu2S + HNO3 = Cu(NO3)2 + SO2 + H2O + NO =>
3 Cu2S + 20 HNO3 = 6 Cu(NO3)2 + 3 SO2 + 10 H2O + 8 NO
Mg(ClO4)2 = Mg + Cl + O2 =>
Mg(ClO4)2 = Mg + 2 Cl + 4 O2
H2O + N2H4 = NH3 + H2O2 =>
2 H2O + N2H4 = 2 NH3 + H2O2
Zn(OH)2 + Na2SO4 = ZnSO4 + NaOH =>
Zn(OH)2 + Na2SO4 = ZnSO4 + 2 NaOH
Li2CO3 = CO2 + Li2O =>
Li2CO3 = CO2 + Li2O
Al2(SO4)3 + Ca = Al2 + Ca(SO4)3 =>
Al2(SO4)3 + Ca = Al2 + Ca(SO4)3
BaO2 + N2 = Ba + NO =>
BaO2 + N2 = Ba + 2 NO
SiO2 + Mg = MgO + Si =>
SiO2 + 2 Mg = 2 MgO + Si
KClO3 + CrCl3 + KOH = K2Cr2O7 + KCl + H2O =>
KClO3 + 2 CrCl3 + 8 KOH = K2Cr2O7 + 7 KCl + 4 H2O
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
AlCl3 + H2O = AlOHCl2 + HCl =>
AlCl3 + H2O = AlOHCl2 + HCl
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Zr + H2 = ZrH2 =>
Zr + H2 = ZrH2
Cu2S + HNO3 = Cu(NO3)2 + CuSO4 + NO2 + H2O =>
Cu2S + 12 HNO3 = Cu(NO3)2 + CuSO4 + 10 NO2 + 6 H2O
I + HCl = ICl + H2 =>
2 I + 2 HCl = 2 ICl + H2
Fe + NaCl + K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + KCl + Na =>
4 Fe + 12 NaCl + 3 K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + 12 KCl + 12 Na
Hg + Cr2O7{-2} + H{+} = Hg{+2} + Cr{+3} + H2O =>
3 Hg + Cr2O7{-2} + 14 H{+} = 3 Hg{+2} + 2 Cr{+3} + 7 H2O
Cu(NO3)2 + CO2 + H2O = (CuOH)2CO3 + HNO3 =>
2 Cu(NO3)2 + CO2 + 3 H2O = (CuOH)2CO3 + 4 HNO3
N2H4 + H2O = NH3 + NO2 =>
7 N2H4 + 4 H2O = 12 NH3 + 2 NO2
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Équations équilibrées sur10/19/24
Équations équilibrées sur11/18/23
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