| Équations équilibrées la veille |
Ag2O + ZnCl2 = ZnO + 2 AgCl
Hg + H2O = HgO + H2 =>
Hg + H2O = HgO + H2
ZnF2 + Li = LiF + Zn =>
ZnF2 + 2 Li = 2 LiF + Zn
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C17H33COOH + H2 = C17H35COOH =>
C17H33COOH + H2 = C17H35COOH
NH3(g) = H2 + N2(g) =>
2 NH3(g) = 3 H2 + N2(g)
Cl2(g) + NaI(l) = NaCl + I2(s) =>
Cl2(g) + 2 NaI(l) = 2 NaCl + I2(s)
C14H10Cl2NO2 + H2O2 = HCl + CO2 + H2O + HNO3 =>
2 C14H10Cl2NO2 + 65 H2O2 = 4 HCl + 28 CO2 + 72 H2O + 2 HNO3
C4H6O6 + NaHCO3 = C4H4O6Na2 + H2O + CO2 =>
C4H6O6 + 2 NaHCO3 = C4H4O6Na2 + 2 H2O + 2 CO2
OH + Hg = HgOH =>
OH + Hg = HgOH
CaCO3 + H3PO4 = Ca3(PO4)2 + CO2 + H2O =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 CO2 + 3 H2O
K2MnO4 + CH3COOH = H2MnO4 + CH3COOK =>
K2MnO4 + 2 CH3COOH = H2MnO4 + 2 CH3COOK
K2SO3 + HI = H2SO3 + KI =>
K2SO3 + 2 HI = H2SO3 + 2 KI
H3PO4 + NaOH = Na + H4PO5 =>
H3PO4 + NaOH = Na + H4PO5
Ni(NO3)2 + NaOH = Ni(OH)2 + NO3 + Na =>
Ni(NO3)2 + 2 NaOH = Ni(OH)2 + 2 NO3 + 2 Na
CaCl2 = Ca + Cl =>
CaCl2 = Ca + 2 Cl
K2Cr2O7 + C2H5OH + H2SO4 = Cr(SO4)3 + K2SO4 + CH3CO2H + H2 =>
K2Cr2O7 + 7 C2H5OH + 7 H2SO4 = 2 Cr(SO4)3 + K2SO4 + 7 CH3CO2H + 14 H2
NaHSO3 + HNO3 = NaNO3 + H2SO4 + H2O + NO =>
3 NaHSO3 + 5 HNO3 = 3 NaNO3 + 3 H2SO4 + H2O + 2 NO
Sr(OH)2 + LiNO3 = Sr(NO3) + Li(OH)2 =>
Sr(OH)2 + LiNO3 = Sr(NO3) + Li(OH)2
Ag + H(Cl) = Ag(Cl) + H2 =>
2 Ag + 2 H(Cl) = 2 Ag(Cl) + H2
H2SO3 + K = KSO3 + H =>
H2SO3 + K = KSO3 + 2 H
Cu(NH3)4 + NH4 = Cu(NH4) + NH3 =>
Cu(NH3)4 + NH4 = Cu(NH4) + 4 NH3
NaBrO4 + Cr2Se3 = Na2Se + Cr(BrO4)3 =>
6 NaBrO4 + Cr2Se3 = 3 Na2Se + 2 Cr(BrO4)3
H2S + KMnO4 + H2O = MnO2 + KOH + H2SO4 =>
3 H2S + 8 KMnO4 + 4 H2O = 8 MnO2 + 8 KOH + 3 H2SO4
ZnSO4 + CaCO3 = CaSO4 + ZnCO3 =>
ZnSO4 + CaCO3 = CaSO4 + ZnCO3
K2Cr2O7 + FeSO4 + H2SO4 = Cr2(SO4)3 + Fe2(SO4)3 + K2(SO4) + H2O =>
K2Cr2O7 + 6 FeSO4 + 7 H2SO4 = Cr2(SO4)3 + 3 Fe2(SO4)3 + K2(SO4) + 7 H2O
Al2(SO4)3 + FeCrO4 = Al2(CrO4)3 + FeSO4 =>
Al2(SO4)3 + 3 FeCrO4 = Al2(CrO4)3 + 3 FeSO4
K + SnCl2 = KCl2 + Sn =>
K + SnCl2 = KCl2 + Sn
H2O + SO3 = H + SO4 =>
H2O + SO3 = 2 H + SO4
KNO3 = NO2 + K2O2 =>
2 KNO3 = 2 NO2 + K2O2
CH3OH + CO + C2H2 = CH3OCOCH2CH3 =>
3 CH3OH + CO + 2 C2H2 = 2 CH3OCOCH2CH3
Bi + PO4 = BiPO4 =>
Bi + PO4 = BiPO4
Cr + H3Cl = CrCl3 + H2 =>
2 Cr + 6 H3Cl = 2 CrCl3 + 9 H2
Na2O + Al2O3 + H3PO4 = H2O + AlNa3(PO4)2 =>
3 Na2O + Al2O3 + 4 H3PO4 = 6 H2O + 2 AlNa3(PO4)2
Ca3(PO4)2 + (NH4)2CO3 = CO2 + CaO + (NH4)3PO4 =>
Ca3(PO4)2 + 3(NH4)2CO3 = 3 CO2 + 3 CaO + 2(NH4)3PO4
HClO4 + Fe = FeClO4 + H2 =>
2 HClO4 + 2 Fe = 2 FeClO4 + H2
[Zn(NH3)6]SO4 + KOH = Zn(OH)2 + NH3 + K2SO4 =>
[Zn(NH3)6]SO4 + 2 KOH = Zn(OH)2 + 6 NH3 + K2SO4
FeO(s) = Fe + O2(g) =>
2 FeO(s) = 2 Fe + O2(g)
Ni2O3(s) + CO(g) = Ni(s) + CO2(g) =>
Ni2O3(s) + 3 CO(g) = 2 Ni(s) + 3 CO2(g)
(CH2)4(g) + O2(g) = CO2(g) + H2O(g) =>
(CH2)4(g) + 6 O2(g) = 4 CO2(g) + 4 H2O(g)
FeCl2 + H2O = HCl2 + Fe(OH) =>
FeCl2 + H2O = HCl2 + Fe(OH)
NaBrO + NaOH + MnSO4 = MnO2 + NaBr + Na2SO4 + H2O =>
NaBrO + 2 NaOH + MnSO4 = MnO2 + NaBr + Na2SO4 + H2O
CH3CH2OH + H2CrO4 + H2SO4 = CH3COOH + Cr2(SO4)3 + H2O =>
3 CH3CH2OH + 4 H2CrO4 + 6 H2SO4 = 3 CH3COOH + 2 Cr2(SO4)3 + 13 H2O
Fe2(CO3)3 + Cs = Cs2CO3 + Fe =>
Fe2(CO3)3 + 6 Cs = 3 Cs2CO3 + 2 Fe
CaCO3 + KC4H5O6 = Ca + K + H2O + CO2 =>
9 CaCO3 + 2 KC4H5O6 = 9 Ca + 2 K + 5 H2O + 17 CO2
S + H2O = H2 + SOH =>
2 S + 2 H2O = H2 + 2 SOH
Ni5 + S = NiS =>
Ni5 + 5 S = 5 NiS
C2H4Br2 + H2O = C2H5OH + Br2 =>
C2H4Br2 + H2O = C2H5OH + Br2
(NH4)2CO3 + Co(C2H3O2)3 = NH4(C2H3O2) + Co2(CO3)3 =>
3(NH4)2CO3 + 2 Co(C2H3O2)3 = 6 NH4(C2H3O2) + Co2(CO3)3
Na3[Cr(OH)4] + KOH + H2O2 = K2CrO4 + H2O + NaOH =>
2 Na3[Cr(OH)4] + 4 KOH + 5 H2O2 = 2 K2CrO4 + 8 H2O + 6 NaOH
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