| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na + Cl2 = 2 NaCl
S2O8{2-} + Mn{2+} + H2O = MnO4{-} + SO3{2-} + H{+} =>
5 S2O8{2-} + 6 Mn{2+} + 14 H2O = 6 MnO4{-} + 10 SO3{2-} + 28 H{+}
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
Pb(NO3)2 + NaI = PbI2 + Na(NO3) =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 Na(NO3)
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
MnO4{-} + H2S + H{+} = Mn{2+} + S + H2O =>
2 MnO4{-} + 5 H2S + 6 H{+} = 2 Mn{2+} + 5 S + 8 H2O
C5H12 + F2 = CF4 + HF =>
C5H12 + 16 F2 = 5 CF4 + 12 HF
Na2B4O7*10H2O(borax) + HCl = NaCl + H3BO3 + H2O =>
Na2B4O7*10H2O(borax) + 2 HCl = 2 NaCl + 4 H3BO3 + 5 H2O
FeCl3 + H2S = FeCl2 + HCl + S =>
2 FeCl3 + H2S = 2 FeCl2 + 2 HCl + S
CuO = Cu + O2 =>
2 CuO = 2 Cu + O2
C + HNO3 = CO2 + NO2 + H2O =>
C + 4 HNO3 = CO2 + 4 NO2 + 2 H2O
KMNO4 + HCl = KCl + MNCl2 + H2O + Cl2 =>
2 KMNO4 + 16 HCl = 2 KCl + 2 MNCl2 + 8 H2O + 5 Cl2
CS2(l) + O2(g) = CO2(g) + SO2(g) =>
CS2(l) + 3 O2(g) = CO2(g) + 2 SO2(g)
SiO2 + C = CO + SiC =>
SiO2 + 3 C = 2 CO + SiC
ZnS + HCl = ZnCl2 + H2S =>
ZnS + 2 HCl = ZnCl2 + H2S
Cr{3+} + MnO4{-} + H2O = Cr2O7{2-} + Mn{2+} + H{+} =>
10 Cr{3+} + 6 MnO4{-} + 11 H2O = 5 Cr2O7{2-} + 6 Mn{2+} + 22 H{+}
HCl + KMnO4 = Cl + KCl2 + MnCl2 + H2O =>
8 HCl + KMnO4 = 4 Cl + KCl2 + MnCl2 + 4 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Ca(NO3)2*4H2O = CaO + NO2 + O2 + H20 =>
10 Ca(NO3)2*4H2O = 10 CaO + 20 NO2 + 25 O2 + 4 H20
Fe + C12 = FeC13 =>
12 Fe + 13 C12 = 12 FeC13
Pb + Fe(NO3)2 = Fe + Pb(NO3) =>
2 Pb + Fe(NO3)2 = Fe + 2 Pb(NO3)
Fe + C12 = FeC13 =>
12 Fe + 13 C12 = 12 FeC13
Fe + C = FeC13 =>
Fe + 13 C = FeC13
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C2 + H2 + O2 = C5H11OH =>
5 C2 + 12 H2 + O2 = 2 C5H11OH
H2O2 + Na2S = Na2SO4 + H2O =>
4 H2O2 + Na2S = Na2SO4 + 4 H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C5H12 + Cl2 + H2O = C5H11OH + HCl =>
C5H12 + Cl2 + H2O = C5H11OH + 2 HCl
Cu(OH)2 + NH3*H2O = [Cu(NH3)4](OH)2 + H2O =>
Cu(OH)2 + 4 NH3*H2O = [Cu(NH3)4](OH)2 + 4 H2O
Fe4O3 + CO = Fe + CO2 =>
Fe4O3 + 3 CO = 4 Fe + 3 CO2
Al + Cl3 = AlCl2 =>
3 Al + 2 Cl3 = 3 AlCl2
NaF + Br2 = NaBr + F2 =>
2 NaF + Br2 = 2 NaBr + F2
HCl + MGO = MGCl2 + H2O =>
2 HCl + MGO = MGCl2 + H2O
AlCl3 = Al + Cl2 =>
2 AlCl3 = 2 Al + 3 Cl2
Cu + H2SO4 = Cu2SO4 + H2O + SO2 =>
2 Cu + 2 H2SO4 = Cu2SO4 + 2 H2O + SO2
BaBr2 + H3PO4 = Ba3(PO4)2 + HBr =>
3 BaBr2 + 2 H3PO4 = Ba3(PO4)2 + 6 HBr
S2O3{2-} + I2 + H2O = I{-} + S2O6{2-} + H{+} =>
S2O3{2-} + 3 I2 + 3 H2O = 6 I{-} + S2O6{2-} + 6 H{+}
HBr + Ba(OH)2 = BaBr2 + H2O =>
2 HBr + Ba(OH)2 = BaBr2 + 2 H2O
calcium + water = calciumhydroxide + hydrogen =>
Ca + 2 H2O = Ca(OH)2 + H2
NJ3 + JCl = NJ4Cl =>
NJ3 + JCl = NJ4Cl
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
HNO3 + H2O = HNO4 + H =>
HNO3 + H2O = HNO4 + 2 H
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
carbon + oxygen = carbondioxide =>
C + O2 = CO2
magnesium + oxygen = magnesiumoxide =>
2 Mg + O2 = 2 MgO
H2O + Al2O3 = Al + OH =>
3 H2O + Al2O3 = 2 Al + 6 OH
HI + K(OH) = H2O + KI =>
HI + K(OH) = H2O + KI
Na2B4O7*10H2O + NaOH + H2O2 = NaBO36H2O + H2O =>
Na2B4O7*10H2O + 2 NaOH + 136 H2O2 = 4 NaBO36H2O + 143 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur06/15/16
Équations équilibrées sur07/15/15
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