| Équations équilibrées la veille | Équations équilibrées le lendemain |
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
BaCl2 + K2CrO4 = BaCrO4 + KCl =>
BaCl2 + K2CrO4 = BaCrO4 + 2 KCl
Na(s) + O2(g) = Na2O(g) =>
4 Na(s) + O2(g) = 2 Na2O(g)
Mg + CH3COOH = (CH3COO)2Mg + H2 =>
Mg + 2 CH3COOH = (CH3COO)2Mg + H2
Pb + FeSO4 = PbSO4 + Fe =>
Pb + FeSO4 = PbSO4 + Fe
Cu + O2 = Cu2O =>
4 Cu + O2 = 2 Cu2O
BF3 + Li2(SO3) = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2(SO3) = B2(SO3)3 + 6 LiF
Cu2O + H2SO4 = CuSO4 + Cu + H2O =>
Cu2O + H2SO4 = CuSO4 + Cu + H2O
FeCl2 + Cl2 = FeCl3 =>
2 FeCl2 + Cl2 = 2 FeCl3
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Fe + CO2 = Fe2O3 + CO =>
2 Fe + 3 CO2 = Fe2O3 + 3 CO
F2(g) + Cl2(g) = ClF(g) =>
F2(g) + Cl2(g) = 2 ClF(g)
HClO3 + Ca(OH)2 = Ca(ClO3)2 + H2O =>
2 HClO3 + Ca(OH)2 = Ca(ClO3)2 + 2 H2O
CH3CHCH2 + Br2 = CH3CHBrCBrH2 =>
CH3CHCH2 + Br2 = CH3CHBrCBrH2
ClO3{-} + H2O + I2 = IO3{-} + Cl{-} + H{+} =>
5 ClO3{-} + 3 H2O + 3 I2 = 6 IO3{-} + 5 Cl{-} + 6 H{+}
H2C2O4 + PCl5 = HCl + CO + CO2 + POCl3 =>
H2C2O4 + PCl5 = 2 HCl + CO + CO2 + POCl3
Fe + CO2 = FeC + O2 =>
Fe + CO2 = FeC + O2
Pb(NO3)2 + (NH4)3PO4 = Pb3(PO4)2 + NH4NO3 =>
3 Pb(NO3)2 + 2(NH4)3PO4 = Pb3(PO4)2 + 6 NH4NO3
H2O2(aq) = H2O(l) + O2(g) =>
2 H2O2(aq) = 2 H2O(l) + O2(g)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Hf + N2 = Hf3N4 =>
3 Hf + 2 N2 = Hf3N4
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
Hf + N2 = Hf3N4 =>
3 Hf + 2 N2 = Hf3N4
Ca(OH)2 + CO2 = Ca(HCO3)2 =>
Ca(OH)2 + 2 CO2 = Ca(HCO3)2
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Cu + S = Cu2S =>
2 Cu + S = Cu2S
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
C6H6OS + O2 = CO + H2O + SO2 =>
C6H6OS + 5 O2 = 6 CO + 3 H2O + SO2
Fe + HCl = FeCl3 + H =>
Fe + 3 HCl = FeCl3 + 3 H
ZnO + H2O = Zn(OH)2 =>
ZnO + H2O = Zn(OH)2
C6H6 + Cl2 = C6H5Cl + HCl =>
C6H6 + Cl2 = C6H5Cl + HCl
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
Na2S + H2SO4 = Na2SO4 + H2S =>
Na2S + H2SO4 = Na2SO4 + H2S
Fe(OH)3 + H2S = FeS + S + H2O =>
2 Fe(OH)3 + 3 H2S = 2 FeS + S + 6 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Zn + CH3COOH = Zn(CH3COO)2 + H2 =>
Zn + 2 CH3COOH = Zn(CH3COO)2 + H2
CH3COOH + KOH = CH3COOK + H2O =>
CH3COOH + KOH = CH3COOK + H2O
P2O3 + H2O = H3PO3 =>
P2O3 + 3 H2O = 2 H3PO3
H2S + SO4 = H2O + S =>
4 H2S + SO4 = 4 H2O + 5 S
Mg + Mn2O3 = MgO + Mn =>
3 Mg + Mn2O3 = 3 MgO + 2 Mn
I2 + Cl2 = I2Cl6 =>
I2 + 3 Cl2 = I2Cl6
BF3 + Li2(SO3) = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2(SO3) = B2(SO3)3 + 6 LiF
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
N2H4 + N2O4 = N2 + H2O =>
2 N2H4 + N2O4 = 3 N2 + 4 H2O
C2H6 + Cl2 = C2H5Cl + HCl =>
C2H6 + Cl2 = C2H5Cl + HCl
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
MgCO3 + HCl = MgCl2 + H2O + CO2 =>
MgCO3 + 2 HCl = MgCl2 + H2O + CO2
HNO3 + H2S = NO2 + H2O + S =>
2 HNO3 + H2S = 2 NO2 + 2 H2O + S
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/30/20
Équations équilibrées sur11/29/19
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