| Équations équilibrées la veille | Équations équilibrées le lendemain |
8 K2Cr2O7 + C12H22O11 = 8 Cr2O3 + 8 K2CO3 + 4 CO2 + 11 H2O
Pb(NO3)2(aq) + K3PO4(aq) = Pb3(PO4)2(s) + KNO3(aq) =>
3 Pb(NO3)2(aq) + 2 K3PO4(aq) = Pb3(PO4)2(s) + 6 KNO3(aq)
Na2CO3(aq) + HNO3(aq) = NaNO3 + CO2 + H2O =>
Na2CO3(aq) + 2 HNO3(aq) = 2 NaNO3 + CO2 + H2O
NO2(g) + H2O(g) = HNO3(l) + NO(g) =>
3 NO2(g) + H2O(g) = 2 HNO3(l) + NO(g)
Ba(NO3)2 + H2SO4 = BaSO4 + HNO3 =>
Ba(NO3)2 + H2SO4 = BaSO4 + 2 HNO3
HFO2 + LiOH = LiFO2 + H2O =>
HFO2 + LiOH = LiFO2 + H2O
H2 + Al2O3 = Al + H2O =>
3 H2 + Al2O3 = 2 Al + 3 H2O
Cu2(OH)2SO4 + NH4OH = Cu(NH3)4SO4 + H2O + Cu(NH3)4(OH)2 =>
Cu2(OH)2SO4 + 8 NH4OH = Cu(NH3)4SO4 + 8 H2O + Cu(NH3)4(OH)2
CO2(aq) + H2O(l) = C6H12O6(aq) + O2(g) =>
6 CO2(aq) + 6 H2O(l) = C6H12O6(aq) + 6 O2(g)
LiH + Al2O3 = Li2O + AlH3 =>
6 LiH + Al2O3 = 3 Li2O + 2 AlH3
PbO2 + P2O5 = Pb3(PO4)4 =>
3 PbO2 + 2 P2O5 = Pb3(PO4)4
CO3{-2} + HCl = Cl{-} + H2O + CO2 =>
CO3{-2} + 2 HCl = 2 Cl{-} + H2O + CO2
NO2(g) + H2O(g) = HNO3(aq) + HNO2(aq) =>
2 NO2(g) + H2O(g) = HNO3(aq) + HNO2(aq)
Mg(OH)2 + ZnSO4 = MgSO4 + Zn(OH)2 =>
Mg(OH)2 + ZnSO4 = MgSO4 + Zn(OH)2
Na2CO3(aq) + HNO3(aq) = H2CO3(aq) + NaNO3(aq) =>
Na2CO3(aq) + 2 HNO3(aq) = H2CO3(aq) + 2 NaNO3(aq)
Mg + HNO3 = Mg(NO3)2 + N2O + H2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + N2O + 5 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
CuCl2 + NaHCO3 = CuHCO3 + NaCl2 =>
CuCl2 + NaHCO3 = CuHCO3 + NaCl2
Cu(s) + S8(s) = Cu2S(s) =>
16 Cu(s) + S8(s) = 8 Cu2S(s)
C4H9Na + Br2 = C4H9Br + NaBr =>
C4H9Na + Br2 = C4H9Br + NaBr
Cr(OH)2 + H2O2 = Cr(OH)3 =>
2 Cr(OH)2 + H2O2 = 2 Cr(OH)3
N2H6Cl2 + Cl2 = N2 + HCl =>
N2H6Cl2 + 2 Cl2 = N2 + 6 HCl
Cr(OH)3 + NaCl = CrCl3 + NaOH =>
Cr(OH)3 + 3 NaCl = CrCl3 + 3 NaOH
Na2CO3(aq) + HNO3(aq) = CO2(g) + H2O(g) + NaNO3(aq) =>
Na2CO3(aq) + 2 HNO3(aq) = CO2(g) + H2O(g) + 2 NaNO3(aq)
CH3CH2OOH + O2 = H2O + CH3COOH =>
2 CH3CH2OOH + O2 = 2 H2O + 2 CH3COOH
Br2(l) + KI(aq) = KBr(aq) + I2(l) =>
Br2(l) + 2 KI(aq) = 2 KBr(aq) + I2(l)
C18H18(g) + O2(g) = CO2(g) + H2O(g) =>
2 C18H18(g) + 45 O2(g) = 36 CO2(g) + 18 H2O(g)
ThF4 + H2O = ThOF2 + HF =>
ThF4 + H2O = ThOF2 + 2 HF
NaOH + HF = NaF + H2O =>
NaOH + HF = NaF + H2O
Br2(l) + KI(aq) = KBr(aq) + I2(l) =>
Br2(l) + 2 KI(aq) = 2 KBr(aq) + I2(l)
Mg + HNO3 = Mg(NO3)2 + NH4NO3 + H2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + NH4NO3 + 3 H2O
K3N + H2O = KOH + NH3 =>
K3N + 3 H2O = 3 KOH + NH3
Cu(s) + AgNO3(aq) = CuNO3(aq) + Ag(s) =>
Cu(s) + AgNO3(aq) = CuNO3(aq) + Ag(s)
CH3COOH + Cl2 = CH3COOCl + HCl =>
CH3COOH + Cl2 = CH3COOCl + HCl
C4H8 + BH3 + H2O2 = C4H10O + B(OH)3 =>
3 C4H8 + BH3 + 3 H2O2 = 3 C4H10O + B(OH)3
Na2CO3(aq) + HNO3(aq) = H2CO3 + NaNO3 =>
Na2CO3(aq) + 2 HNO3(aq) = H2CO3 + 2 NaNO3
N2H4 + H2O = NH3 + O2 =>
2 N2H4 + 2 H2O = 4 NH3 + O2
aluminiumchloride + magnesium = aluminium + magnesiumchloride =>
2 AlCl3 + 3 Mg = 2 Al + 3 MgCl2
Mg + HNO3 = Mg(NO3)2 + H =>
Mg + 2 HNO3 = Mg(NO3)2 + 2 H
NO2Cl(g) = NO2 + Cl2(g) =>
2 NO2Cl(g) = 2 NO2 + Cl2(g)
Cu(s) + O2(g) = CuO(s) =>
2 Cu(s) + O2(g) = 2 CuO(s)
B + HCO3 + H2O = H3BO3 + HC =>
2 B + HCO3 + 3 H2O = 2 H3BO3 + HC
Cl2 + AgNO3 = Cl2NO3 + Ag =>
Cl2 + AgNO3 = Cl2NO3 + Ag
Na2SO3 + KMnO4 + H2O = Na2(SO4) + MnO2 + KOH =>
3 Na2SO3 + 2 KMnO4 + H2O = 3 Na2(SO4) + 2 MnO2 + 2 KOH
Cr2O7{2-} + I{-} + H{+} = Cr{3+} + H2O + I2 =>
Cr2O7{2-} + 6 I{-} + 14 H{+} = 2 Cr{3+} + 7 H2O + 3 I2
K2Cr2O7 + H2SO4 = CrO3 + K2SO4 + H2O =>
K2Cr2O7 + H2SO4 = 2 CrO3 + K2SO4 + H2O
Na2O + HNo3 = NaNo3 + H2O =>
Na2O + 2 HNo3 = 2 NaNo3 + H2O
Ba + N = Ba2N3 =>
2 Ba + 3 N = Ba2N3
KCl(aq) + O2(g) = KClO3(aq) =>
2 KCl(aq) + 3 O2(g) = 2 KClO3(aq)
N2H4 + H2O = N2 + H3O =>
N2H4 + 4 H2O = N2 + 4 H3O
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Équations équilibrées sur10/19/24
Équations équilibrées sur11/18/23
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