| Équations équilibrées la veille | Équations équilibrées le lendemain |
FeSO4(aq) + Ba(OH)2(aq) = Fe(OH)2 + BaSO4(s)
V2O5 + CO = VO2 + CO2 =>
V2O5 + CO = 2 VO2 + CO2
AlO + H2O = Al + OH =>
AlO + H2O = Al + 2 OH
C3H6 + O2 = CO24H2O =>
2 C3H6 + 75 O2 = 6 CO24H2O
Fe(OH)3 + Na2SO4 = Fe2(SO4)3 + NaOH =>
2 Fe(OH)3 + 3 Na2SO4 = Fe2(SO4)3 + 6 NaOH
Fe + S = FeS2 =>
Fe + 2 S = FeS2
Ta2O5 + H2SO4 = (TaO2)2SO4 + H2O =>
Ta2O5 + H2SO4 = (TaO2)2SO4 + H2O
BrO + H2O = HBrO + OH =>
BrO + H2O = HBrO + OH
C4H8 + H2O2 = C4H10O2 =>
C4H8 + H2O2 = C4H10O2
Li + H20(l) = LiH20 =>
Li + H20(l) = LiH20
FeCl3 + C2H2O4*2H2O = Fe2(C2O4)3 + H2O + HCl =>
2 FeCl3 + 3 C2H2O4*2H2O = Fe2(C2O4)3 + 6 H2O + 6 HCl
Na3P(s) + H2O = PH3(g) + NaOH(aq) =>
Na3P(s) + 3 H2O = PH3(g) + 3 NaOH(aq)
Fe{3+} + CN{2-} = Fe2(CN)3 =>
2 Fe{3+} + 3 CN{2-} = Fe2(CN)3
C2H4O2 + Na2CO3 = H2O + CO2 + Na2C2H5O =>
13 C2H4O2 + 8 Na2CO3 = 6 H2O + 18 CO2 + 8 Na2C2H5O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
MgO + H2O2 = Mg2O3 + H2O =>
2 MgO + H2O2 = Mg2O3 + H2O
(NO3)2Pb + IK = I2Pb + NO3K =>
(NO3)2Pb + 2 IK = I2Pb + 2 NO3K
CU + SO4 + H = CUSO2 + H2O =>
CU + SO4 + 4 H = CUSO2 + 2 H2O
FeCl3 + Co(NO3)2 = Fe(NO3)3 + CoCl2 =>
2 FeCl3 + 3 Co(NO3)2 = 2 Fe(NO3)3 + 3 CoCl2
KI + Ag2SO4 = KISO4 + Ag =>
KI + Ag2SO4 = KISO4 + 2 Ag
LiOH + La(OH)3 + ZrO2 + Ta2O5 = Li54La24Zr14Ta1O96 + H2O + H =>
108 LiOH + 48 La(OH)3 + 28 ZrO2 + Ta2O5 = 2 Li54La24Zr14Ta1O96 + 121 H2O + 10 H
KNO3 + Mg = MgO + KNO2 =>
KNO3 + Mg = MgO + KNO2
Pb4 + NiCl2 = Ni + PbCl =>
Pb4 + 2 NiCl2 = 2 Ni + 4 PbCl
Cu + H{+} + SO4{2}{-} = Cu{2+} + H2O + SO2 =>
3 Cu + 4 H{+} + SO4{2}{-} = 3 Cu{2+} + 2 H2O + SO2
Ti(OH)3 + NaNO3 + NaOH = NH3 + Na2TiO3 + H2O =>
8 Ti(OH)3 + NaNO3 + 15 NaOH = NH3 + 8 Na2TiO3 + 18 H2O
SO3 + P4 = P2O5 + SO2 =>
10 SO3 + P4 = 2 P2O5 + 10 SO2
[Cu(NH3)4]CO3 + CH3COOH = Cu(CH3COO)2 + H2CO3 + NH3 =>
[Cu(NH3)4]CO3 + 2 CH3COOH = Cu(CH3COO)2 + H2CO3 + 4 NH3
C(s) + HNO3(ac) = NO2(g) + CO2(g) + H2O(l) =>
C(s) + 4 HNO3(ac) = 4 NO2(g) + CO2(g) + 2 H2O(l)
Mg7Fe4Si8 + Fe2O3 = Fe + Mg8Fe2O10Si5O10 + Si =>
24 Mg7Fe4Si8 + 140 Fe2O3 = 334 Fe + 21 Mg8Fe2O10Si5O10 + 87 Si
C3H6 + KMnO4 + H2O = C3H4O3 + MnO2 + KOH =>
3 C3H6 + 8 KMnO4 + H2O = 3 C3H4O3 + 8 MnO2 + 8 KOH
H2(g) + O2(g) = H2O2(g) =>
H2(g) + O2(g) = H2O2(g)
C5HO + O2 = CO2 + H2O =>
4 C5HO + 19 O2 = 20 CO2 + 2 H2O
NaCl + H2SO4 + KMnO4 = H2O + Cl2 + NaHSO4 + MnSO4 + K2SO4 =>
10 NaCl + 13 H2SO4 + 2 KMnO4 = 8 H2O + 5 Cl2 + 10 NaHSO4 + 2 MnSO4 + K2SO4
Hg(NO3)2 = Hg + NO2 + O2 =>
Hg(NO3)2 = Hg + 2 NO2 + O2
Pb + PbO2 + H2SO4 = PbSO4 + H2O =>
Pb + PbO2 + 2 H2SO4 = 2 PbSO4 + 2 H2O
MgCl2 + Na2(CO3) = Mg(CO3) + NaCl =>
MgCl2 + Na2(CO3) = Mg(CO3) + 2 NaCl
IF5 = IF7 + I2 =>
7 IF5 = 5 IF7 + I2
H2SO4(aq) + CaCO3(aq) = CaSO4(aq) + H2O(l) + CO2(g) =>
H2SO4(aq) + CaCO3(aq) = CaSO4(aq) + H2O(l) + CO2(g)
Al2(CO3)3(s) + CH3OOH(aq) = Al(CH3COO)3(aq) + CO2(g) + H2O(l) =>
Al2(CO3)3(s) + 12 CH3OOH(aq) = 2 Al(CH3COO)3(aq) + 3 CO2(g) + 15 H2O(l)
B3H5 + O2 = B2O3 + H2O =>
2 B3H5 + 7 O2 = 3 B2O3 + 5 H2O
Na2CO3 + H2Cl2 = H2O + NaCl + CCl4 =>
Na2CO3 + 3 H2Cl2 = 3 H2O + 2 NaCl + CCl4
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Ag + H2O = Ag2O + H2 =>
2 Ag + H2O = Ag2O + H2
Fe(NO3)3 + NH4OH = Fe(OH)3 + NH4NO3 =>
Fe(NO3)3 + 3 NH4OH = Fe(OH)3 + 3 NH4NO3
C6H10 + Na2Cr2O7H2O + H2SO4 = C6H10O4 + Cr2(SO4)3 + Na2SO4 + H2O =>
3 C6H10 + 4 Na2Cr2O7H2O + 16 H2SO4 = 3 C6H10O4 + 4 Cr2(SO4)3 + 4 Na2SO4 + 20 H2O
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
(Al2)(SO4)3 + KOH = Al(OH)3 + K2SO4 =>
(Al2)(SO4)3 + 6 KOH = 2 Al(OH)3 + 3 K2SO4
Zn + HNO = Zn(NO) + H2 =>
2 Zn + 2 HNO = 2 Zn(NO) + H2
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