| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ba(OH)2 + K2CrO4 = 2 KOH + BaCrO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Ca(HCO3)2 + HC2H3O2 = Ca(C2H3O2)2 + H2CO3 =>
Ca(HCO3)2 + 2 HC2H3O2 = Ca(C2H3O2)2 + 2 H2CO3
CO2 + H2 = C6H12OO6 + O2 =>
12 CO2 + 12 H2 = 2 C6H12OO6 + 5 O2
Ba(OH)2 + K2CrO4 = KOH + BaCrO4 =>
Ba(OH)2 + K2CrO4 = 2 KOH + BaCrO4
CaCl2 + K = Ca + KCl2 =>
CaCl2 + K = Ca + KCl2
NaBH4 + I = NaI + B2H6 + H2 =>
2 NaBH4 + 2 I = 2 NaI + B2H6 + H2
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
C6H5OH + N2O = CO2 + N2 + H2O =>
C6H5OH + 14 N2O = 6 CO2 + 14 N2 + 3 H2O
KSO3 + KMnO4 + H2O = H2SO4 + MnO + KOH =>
5 KSO3 + KMnO4 + 8 H2O = 5 H2SO4 + MnO + 6 KOH
Br2 + AlI3 = AlBr + I =>
Br2 + 2 AlI3 = 2 AlBr + 6 I
K2Cr2O7(aq) + FeCl2(aq) + HCl(aq) = FeCl3(aq) + CrCl3(aq) + H2O(l) + KCl(aq) =>
K2Cr2O7(aq) + 6 FeCl2(aq) + 14 HCl(aq) = 6 FeCl3(aq) + 2 CrCl3(aq) + 7 H2O(l) + 2 KCl(aq)
CaSO3 + HBr = CaHBr + SO3 =>
CaSO3 + HBr = CaHBr + SO3
MgO(s) + H2O(l) = Mg(OH)2(aq) =>
MgO(s) + H2O(l) = Mg(OH)2(aq)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
K2Cr2O7 + HI + HNO2 = KNO2 + CrI3 + I2 + H2O =>
K2Cr2O7 + 12 HI + 2 HNO2 = 2 KNO2 + 2 CrI3 + 3 I2 + 7 H2O
C2 + H = CH1 =>
C2 + 2 H = 2 CH1
Cu + O2 = Cu2O = Cu2O =>
4 Cu + O2 = 2 Cu2O
SeO3{-2} + H2O = H2Se + O3 + e =>
3 SeO3{-2} + 3 H2O = 3 H2Se + 4 O3 + 6e
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
Ni + Ga + Bi = Ni5Ga3Bi50 =>
5 Ni + 3 Ga + 50 Bi = Ni5Ga3Bi50
Fe3O3 + CO = Fe + CO3 =>
2 Fe3O3 + 3 CO = 6 Fe + 3 CO3
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
KNO3 + S = SO2 + K + N =>
2 KNO3 + 3 S = 3 SO2 + 2 K + 2 N
N2H4 + N2O4 = N2 + H2O =>
2 N2H4 + N2O4 = 3 N2 + 4 H2O
NH4NO3(aq) + KOH(s) = KNO3(aq) + H2O(l) + NH3(g) =>
NH4NO3(aq) + KOH(s) = KNO3(aq) + H2O(l) + NH3(g)
C2 + H = CH1 =>
C2 + 2 H = 2 CH1
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
H2 + I2 = (HI) =>
H2 + I2 = 2(HI)
Al3 + Cl = Al3Cl2 =>
Al3 + 2 Cl = Al3Cl2
F2 + NaI = FI + Na =>
F2 + 2 NaI = 2 FI + 2 Na
NH4ClNaNO2 = N2 + NaCl + H2O =>
NH4ClNaNO2 = N2 + NaCl + 2 H2O
K2O + SO2 = K2SO3 =>
K2O + SO2 = K2SO3
NO + H2O = HNO3 + H2 =>
2 NO + 4 H2O = 2 HNO3 + 3 H2
P4 + O2 = P4O10 =>
P4 + 5 O2 = P4O10
Ni(No3)2 + Na = Ni + NaNo3 =>
Ni(No3)2 + 2 Na = Ni + 2 NaNo3
Cu + Pb{2+} = Cu{+} + Pb =>
2 Cu + Pb{2+} = 2 Cu{+} + Pb
AuHOH = AuOH2 =>
AuHOH = AuOH2
CaCO3 + HOOCCOOH = CaOOCCOO + H2O + CO2 =>
CaCO3 + HOOCCOOH = CaOOCCOO + H2O + CO2
CaS + Fe2O3 = CaSO4 + FeO =>
CaS + 4 Fe2O3 = CaSO4 + 8 FeO
BeSO4 + Na2CO3 + H2O = Be2(OH)2CO3 + CO2 + Na2SO4 =>
2 BeSO4 + 2 Na2CO3 + H2O = Be2(OH)2CO3 + CO2 + 2 Na2SO4
KNO3 + C12H22O11 + S = N2 + CO2 + K2S + H2O =>
8 KNO3 + C12H22O11 + 4 S = 4 N2 + 12 CO2 + 4 K2S + 11 H2O
H3BO3Fe(OH)2 = H3(OH)2FeBO3 =>
H3BO3Fe(OH)2 = H3(OH)2FeBO3
HI + NaF = NaI + HF =>
HI + NaF = NaI + HF
NH(g) + O2(g) = NO2(g) + H2O(g) =>
4 NH(g) + 5 O2(g) = 4 NO2(g) + 2 H2O(g)
C2H4(OH)2 + Br2 = C2H2(OH)2Br + HBr =>
2 C2H4(OH)2 + 3 Br2 = 2 C2H2(OH)2Br + 4 HBr
ZnO + Fe = Zn + Fe2O3 =>
3 ZnO + 2 Fe = 3 Zn + Fe2O3
MgCO3 + HNO3 = Mg(NO3)2 + H2O + CO2 =>
MgCO3 + 2 HNO3 = Mg(NO3)2 + H2O + CO2
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
KIO4 + Br2 + KOH = KI + KBrO4 + H2O =>
7 KIO4 + 4 Br2 + 8 KOH = 7 KI + 8 KBrO4 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur05/24/24
Équations équilibrées sur06/23/23
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