| Équations équilibrées la veille | Équations équilibrées le lendemain |
Co + 2 HNO3 = Co(NO3)2H2
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Cu(s) + HNO3 = Cu(NO3)2(aq) + NO2(g) + H2O(l) =>
Cu(s) + 4 HNO3 = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O(l)
C3H5(NO3)3 = CO2 + N2 + H2O + O2 =>
4 C3H5(NO3)3 = 12 CO2 + 6 N2 + 10 H2O + O2
Cu(CH3CO2)2 + Zn = Zn(CH3CO2)2 + Cu =>
Cu(CH3CO2)2 + Zn = Zn(CH3CO2)2 + Cu
OCl{-} + I{-} = IO{-} + Cl{-} =>
OCl{-} + I{-} = IO{-} + Cl{-}
Ag(NH3)2{+} + KI = AgI + NH3 + K{+} =>
Ag(NH3)2{+} + KI = AgI + 2 NH3 + K{+}
CH3CH2CH(OH)CH3 + K2Cr2O7 + H2SO4 = CH3CH2COCH3 + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH3CH2CH(OH)CH3 + K2Cr2O7 + 4 H2SO4 = 3 CH3CH2COCH3 + Cr2(SO4)3 + K2SO4 + 7 H2O
N2 + H2O + CO + C = C7H5N3O6 =>
3 N2 + 5 H2O + 7 CO + 7 C = 2 C7H5N3O6
ICl = I2 + Cl2 =>
2 ICl = I2 + Cl2
BaCl2 + NaOH = Ba(OH)2 + NaCl() =>
BaCl2 + 2 NaOH = Ba(OH)2 + 2 NaCl()
LiO2 = Li + O =>
LiO2 = Li + 2 O
Mg + HCl + O2 = MgCl2 + H2O2 =>
Mg + 2 HCl + O2 = MgCl2 + H2O2
CuSO4 + CuS = Cu2S2O4 =>
CuSO4 + CuS = Cu2S2O4
KMnO4 + Na2C2O4 = C2K2O4 + NaMnO4 =>
2 KMnO4 + Na2C2O4 = C2K2O4 + 2 NaMnO4
CH3OH + H2O = H + HCO2H =>
CH3OH + H2O = 4 H + HCO2H
C5H10 + O2 = C5H10O2 =>
C5H10 + O2 = C5H10O2
SO + H2 = S + H2O =>
SO + H2 = S + H2O
Ca5(PO4)3F = Ca3(PO4)2 + CaF2 =>
2 Ca5(PO4)3F = 3 Ca3(PO4)2 + CaF2
O2 + NCl3 = NO2 + Cl2O =>
7 O2 + 4 NCl3 = 4 NO2 + 6 Cl2O
CH3CH2(CH2)CH2CH3 + O2 = CO2 + H2O =>
CH3CH2(CH2)CH2CH3 + 8 O2 = 5 CO2 + 6 H2O
Fe + CoSO4 = FeSO4 + Co =>
Fe + CoSO4 = FeSO4 + Co
HBrO2 + Pd(OH)4 = Pd(BrO2)4 + H2O =>
4 HBrO2 + Pd(OH)4 = Pd(BrO2)4 + 4 H2O
K4Fe(CN)6 + H2SO4 + H2O = (NH4)2SO4 + K2SO4 + FeSO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 3(NH4)2SO4 + 2 K2SO4 + FeSO4 + 6 CO
FeCl3 + NH4HS + NH3 = Fe2S3 + NH4Cl =>
2 FeCl3 + 3 NH4HS + 3 NH3 = Fe2S3 + 6 NH4Cl
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
CuSO4*5H2O + C5H8O2 + NH4HCO3 = Cu(C5H7O2)2 + (NH4)2SO4 + H2O + CO2 =>
CuSO4*5H2O + 2 C5H8O2 + 2 NH4HCO3 = Cu(C5H7O2)2 + (NH4)2SO4 + 7 H2O + 2 CO2
C8H18O = C + O2 + H2 =>
2 C8H18O = 16 C + O2 + 18 H2
LiOH(aq) + NH4Cl(aq) = LiCl(s) + NH3(g) + H2O(l) =>
LiOH(aq) + NH4Cl(aq) = LiCl(s) + NH3(g) + H2O(l)
H2S + Mg(OH)2 = H2O + SMg =>
H2S + Mg(OH)2 = 2 H2O + SMg
Ni(NO300)200*600H200O + Co(NO300)200*600H200O = Ni99Co200O396 + N200 + O200 + H200O =>
495099 Ni(NO300)200*600H200O + 1000199.9999995Co(NO300)200*600H200O = 5001 Ni99Co200O396 + 1495298.9999995N200 + 448579798.01985O200 + 897179399.9997H200O
Al + Sn = Al4Sn =>
4 Al + Sn = Al4Sn
C8H15 + H2O = C3H6 + O2 =>
12 C8H15 + 6 H2O = 32 C3H6 + 3 O2
Cu{+} + NO3{-} + H{+} = Cu{2+} + NO + H2O =>
3 Cu{+} + NO3{-} + 4 H{+} = 3 Cu{2+} + NO + 2 H2O
CrO2{-} + H{+} + e = Cr(OH)2 =>
CrO2{-} + 2 H{+} + e = Cr(OH)2
H{+} + C2O4{2-} + HNO3 = NO + CO2 + H2O =>
6 H{+} + 3 C2O4{2-} + 2 HNO3 = 2 NO + 6 CO2 + 4 H2O
PH3 + Cl2 + H2O = H3PO4 + HCl =>
PH3 + 4 Cl2 + 4 H2O = H3PO4 + 8 HCl
KCl + Ca3(NO3)2 = K3NO3 + CaCl2 =>
6 KCl + Ca3(NO3)2 = 2 K3NO3 + 3 CaCl2
NeO2 + H2O = NeH2O3 =>
NeO2 + H2O = NeH2O3
NaB4O7*10H2O + H2SO4 = H3BO3 + H2O + NaSO4 =>
NaB4O7*10H2O + H2SO4 = 4 H3BO3 + 5 H2O + NaSO4
SO2 + H2O = H2SO4 + H2 =>
SO2 + 2 H2O = H2SO4 + H2
H2O2 + Cl = HCl + O2 =>
H2O2 + 2 Cl = 2 HCl + O2
HNO3 + CaS = CaSO4 + NO2 + H2O =>
8 HNO3 + CaS = CaSO4 + 8 NO2 + 4 H2O
Fe + HCIO4 = FeCIO4 + H2 =>
2 Fe + 2 HCIO4 = 2 FeCIO4 + H2
C6H10O5 + H2O = C3H6O2 + CO2 =>
7 C6H10O5 + H2O = 12 C3H6O2 + 6 CO2
(Ca(NO3)2)5*(NH4)(NO3)2*10H2O + KOH = KNO3 + Ca(OH)2 + H2O + NH3 =>
8(Ca(NO3)2)5*(NH4)(NO3)2*10H2O + 97 KOH = 97 KNO3 + 40 Ca(OH)2 + 94 H2O + 7 NH3
Ca(OH)2 + Na2CO3 = CaCO3 + NaOH =>
Ca(OH)2 + Na2CO3 = CaCO3 + 2 NaOH
Na + Ca = NaCa =>
Na + Ca = NaCa
ZnSO4 + NH3*H2O = [Zn(NH3)4]SO4 + H2O =>
ZnSO4 + 4 NH3*H2O = [Zn(NH3)4]SO4 + 4 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
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Équations équilibrées sur12/22/24
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