| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C2H5SH + 9 O2(g) = 4 CO2 + 2 SO2 + 6 H2O(l)
Au2O3 + HCl = HAu2 + ClO3 =>
Au2O3 + HCl = HAu2 + ClO3
FeCl2 + AgNO3 = Fe(NO3)2 + AgCl =>
FeCl2 + 2 AgNO3 = Fe(NO3)2 + 2 AgCl
Ag + CuCl = AgCl + Cu =>
Ag + CuCl = AgCl + Cu
K3(Cr(OH)6) + Br2 + KOH = K2CrO4 + KBr + H2O =>
2 K3(Cr(OH)6) + 3 Br2 + 4 KOH = 2 K2CrO4 + 6 KBr + 8 H2O
K2SO4 + HNO3 = KNO3 + H2SO4 =>
K2SO4 + 2 HNO3 = 2 KNO3 + H2SO4
Bi(NO3)3 + Ba(NO3)2 + Sr(NO3)2 + Fe(NO3)3 + CuO + C6H8O7 = (Bi)100(Ba)50(Sr)50(Fe)180(Cu)20(O)500 + CO2 + H2O + N2 =>
300 Bi(NO3)3 + 150 Ba(NO3)2 + 150 Sr(NO3)2 + 540 Fe(NO3)3 + 60 CuO + 880 C6H8O7 = 3(Bi)100(Ba)50(Sr)50(Fe)180(Cu)20(O)500 + 5280 CO2 + 3520 H2O + 1560 N2
NaOH(s) + Cu(II)Cl(aq) = Cu(II)OH + NaCl =>
NaOH(s) + Cu(II)Cl(aq) = Cu(II)OH + NaCl
Zn + H2SO4 = Zn2SO4 + H2O + H2S =>
8 Zn + 5 H2SO4 = 4 Zn2SO4 + 4 H2O + H2S
CN{-} + OH{-} = CNO{-} + H2O + {-} =>
CN{-} + 2 OH{-} = CNO{-} + H2O + 2e
FeCI3 + KOH = FeK + CI3OH =>
FeCI3 + KOH = FeK + CI3OH
MgO + HCl = H2O + MgCl2 =>
MgO + 2 HCl = H2O + MgCl2
Na2S2O5 + Ca(OH)2 = Na2SO3 + CaSO3 + H2O =>
Na2S2O5 + Ca(OH)2 = Na2SO3 + CaSO3 + H2O
CsOH + ZnO = Cs2ZnO2 + H2O =>
2 CsOH + ZnO = Cs2ZnO2 + H2O
ZnSO4(aq) + Ca(NO3)2(aq) = CaSO4 + Zn(NO3)2 =>
ZnSO4(aq) + Ca(NO3)2(aq) = CaSO4 + Zn(NO3)2
FClO3H + CH4 = CH3{+} + FClO3{-} + H2 =>
FClO3H + CH4 = CH3{+} + FClO3{-} + H2
CaSO4 + HOH = Ca(OH)2 + H2SO4 =>
CaSO4 + 2 HOH = Ca(OH)2 + H2SO4
C2H6O(aq) + O2 = CO2(g) + H2O =>
C2H6O(aq) + 3 O2 = 2 CO2(g) + 3 H2O
KF(aq) + NaCl(aq) = NaKF + Cl =>
KF(aq) + NaCl(aq) = NaKF + Cl
CH2O + NaOH = CHONa + H2O =>
CH2O + NaOH = CHONa + H2O
NH3(aq) + CoCl2(aq) = CoH2 + NCl3 =>
2 NH3(aq) + 3 CoCl2(aq) = 3 CoH2 + 2 NCl3
Na2HPO4 + CoSO4 = Na2SO4 + CoHPO4 =>
Na2HPO4 + CoSO4 = Na2SO4 + CoHPO4
Ni(NO3)2 + NaOH = Ni(OH)2 + Na(NO3) =>
Ni(NO3)2 + 2 NaOH = Ni(OH)2 + 2 Na(NO3)
Fe2O3 + VCl5 = FeCl3 + V2O5 =>
5 Fe2O3 + 6 VCl5 = 10 FeCl3 + 3 V2O5
CaCl2(aq) + Cr(NO3)3 = Ca(NO3)2 + CrCl3 =>
3 CaCl2(aq) + 2 Cr(NO3)3 = 3 Ca(NO3)2 + 2 CrCl3
ZnSO4 + BaCl2 = Zn(Cl)2 + BaSO4 =>
ZnSO4 + BaCl2 = Zn(Cl)2 + BaSO4
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
N2H4 + H2O = NH4 + OH =>
N2H4 + 4 H2O = 2 NH4 + 4 OH
NH4NO3KOH = KNO3NH4OH =>
NH4NO3KOH = KNO3NH4OH
Pb(No3)2 + Na2SO4 = Pb2(SO4)2 + NaNo3 =>
2 Pb(No3)2 + 2 Na2SO4 = Pb2(SO4)2 + 4 NaNo3
Ag + NH4Cl = AgCl + NH3 + H2 =>
2 Ag + 2 NH4Cl = 2 AgCl + 2 NH3 + H2
Ag + CuCl2 = AgCl + Cu =>
2 Ag + CuCl2 = 2 AgCl + Cu
NaCI + KOH = NaOH + KCI =>
NaCI + KOH = NaOH + KCI
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
Fe(OH)3 + HCl = FeCl3 + H2O =>
Fe(OH)3 + 3 HCl = FeCl3 + 3 H2O
Zn(OH)2 + H3Po4 = Zn3(Po4)2 + H2O =>
3 Zn(OH)2 + 2 H3Po4 = Zn3(Po4)2 + 6 H2O
AgNO3 + NaCl = Ag(Na) + Cl(NO3) =>
AgNO3 + NaCl = Ag(Na) + Cl(NO3)
K2CO3 + HNO3 = KNO3 + CO2H2O =>
K2CO3 + 2 HNO3 = 2 KNO3 + CO2H2O
C9H20 + H2O = CH4 + CO2 =>
C9H20 + 4 H2O = 7 CH4 + 2 CO2
Ni(NO3)2*6H2O + C14H24O9 = NiO + N2 + CO2 + H2O =>
31 Ni(NO3)2*6H2O + 5 C14H24O9 = 31 NiO + 31 N2 + 70 CO2 + 246 H2O
N + H2O = H2 + NO =>
N + H2O = H2 + NO
CHOOH + H2O = CHOO + H3O =>
CHOOH + H2O = CHOO + H3O
BiOCl + H2O = Bi(OH)2 + Cl =>
BiOCl + H2O = Bi(OH)2 + Cl
[Ni(OH)4]{2-} + H{+} + H2O = [Ni(H2O)6]{2+} =>
[Ni(OH)4]{2-} + 4 H{+} + 2 H2O = [Ni(H2O)6]{2+}
(NH4)2S + PbCl2 = (NH4)Cl + PbS =>
(NH4)2S + PbCl2 = 2(NH4)Cl + PbS
Al(s) + ZnCl2(aq) = Zn(s) + AlCl3(aq) =>
2 Al(s) + 3 ZnCl2(aq) = 3 Zn(s) + 2 AlCl3(aq)
CuSO4 + K2CO3 + H2O = Cu(OH)2 + K2SO4 + CO2 =>
CuSO4 + K2CO3 + H2O = Cu(OH)2 + K2SO4 + CO2
NaBH4 + C3H6O + H2O = C3H8O + NaB(OH) =>
2 NaBH4 + 5 C3H6O + 2 H2O = 5 C3H8O + 2 NaB(OH)
Al3C4 + K3N + H2O = H2 + Al(NO3)3 + KOH + CO2 =>
2 Al3C4 + 18 K3N + 124 H2O = 97 H2 + 6 Al(NO3)3 + 54 KOH + 8 CO2
C6H8O7(l) + NaHCO3(s) = Na3C6H5O7(s) + H2O(l) + CO2(g) =>
C6H8O7(l) + 3 NaHCO3(s) = Na3C6H5O7(s) + 3 H2O(l) + 3 CO2(g)
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