| Équations équilibrées la veille | Équations équilibrées le lendemain |
FeO3 + 3 CO = 3 CO2 + Fe
NH4Br + LiF = NH4F + LiBr =>
NH4Br + LiF = NH4F + LiBr
CaSO3 + Na3Po4 = Ca3(Po4)2 + Na2SO3 =>
3 CaSO3 + 2 Na3Po4 = Ca3(Po4)2 + 3 Na2SO3
Fe2(SO3)3 + Ba = Ba(SO3)3 + Fe2 =>
Fe2(SO3)3 + Ba = Ba(SO3)3 + Fe2
Bi(OH)3 + Na2SnO2 = Bi + Na2SnO3 + H2O =>
2 Bi(OH)3 + 3 Na2SnO2 = 2 Bi + 3 Na2SnO3 + 3 H2O
KClO3 + C12H22O11 = KCl + CO2 + H2O =>
8 KClO3 + C12H22O11 = 8 KCl + 12 CO2 + 11 H2O
PbO + C = Pb + CO2 =>
2 PbO + C = 2 Pb + CO2
C3H5(OH)3 + Cu(OH)2 = C3H5OHCuO2 + H2O =>
C3H5(OH)3 + Cu(OH)2 = C3H5OHCuO2 + 2 H2O
Na2SO3 + KMnO4 + H2SO4 = Na2SO4 + Mn2SO4 + K2SO4 + H2O =>
6 Na2SO3 + 2 KMnO4 + 2 H2SO4 = 6 Na2SO4 + Mn2SO4 + K2SO4 + 2 H2O
Oxygen + Copper = CuO =>
O2 + 2 Cu = 2 CuO
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
Mg(NO3)2 + KOH = KNO3 + Mg(OH)2 =>
Mg(NO3)2 + 2 KOH = 2 KNO3 + Mg(OH)2
FeCl3(aq) + Na2CO3(s) = Fe2(CO3)3(s) + Na3Cl3(aq) =>
2 FeCl3(aq) + 3 Na2CO3(s) = Fe2(CO3)3(s) + 2 Na3Cl3(aq)
Na2S + O2 + H2O = Na2SO3S + NaOH =>
2 Na2S + 2 O2 + H2O = Na2SO3S + 2 NaOH
LiBr + KNO3 = Li(NO3) + BrK =>
LiBr + KNO3 = Li(NO3) + BrK
Pt + Cl2 + H2 = H2PtCl6 =>
Pt + 3 Cl2 + H2 = H2PtCl6
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
Ba3(AsO4)2 + SiO2 + C = BaSiO3 + CO2 + As =>
2 Ba3(AsO4)2 + 6 SiO2 + 5 C = 6 BaSiO3 + 5 CO2 + 4 As
BrF5 + C3H8 = C + HF + HBr =>
4 BrF5 + 3 C3H8 = 9 C + 20 HF + 4 HBr
Al2O3 + CrO3 = Al2(CrO4)3 =>
Al2O3 + 3 CrO3 = Al2(CrO4)3
C2H5OH + Na2CO3 = C2H5 + NaHCO3 + H2O =>
13 C2H5OH + 2 Na2CO3 = 12 C2H5 + 4 NaHCO3 + 7 H2O
B2O3 + PdO + PdF2 = Pd3B6O11F2 =>
3 B2O3 + 2 PdO + PdF2 = Pd3B6O11F2
H2SO3 + Cl2 + H2O = H2SO4 + HCl =>
H2SO3 + Cl2 + H2O = H2SO4 + 2 HCl
H3PO4 = H4P2O7 + H2O =>
2 H3PO4 = H4P2O7 + H2O
NH3 = N + H =>
NH3 = N + 3 H
K + MgS = Mg + K2S =>
2 K + MgS = Mg + K2S
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
Zn + Ca(OH)2 = Zn(OH) + Ca =>
2 Zn + Ca(OH)2 = 2 Zn(OH) + Ca
Ca3(PO4)2 + Si(SO4)2 = CaSO4 + Si3(PO4)4 =>
2 Ca3(PO4)2 + 3 Si(SO4)2 = 6 CaSO4 + Si3(PO4)4
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
PHCH3 + KMnO4 + H2SO4 = PHCO2O2H + K2SO4 + MnSO4 + H2O =>
PHCH3 + 2 KMnO4 + 3 H2SO4 = PHCO2O2H + K2SO4 + 2 MnSO4 + 4 H2O
S + Li = Li2S =>
S + 2 Li = Li2S
OC(NH2)2 + OBr = CO3 + N2 + Br + H2O =>
OC(NH2)2 + 4 OBr = CO3 + N2 + 4 Br + 2 H2O
H[CuCl2] + NaOH = CuOH + NaCl + H2O =>
H[CuCl2] + 2 NaOH = CuOH + 2 NaCl + H2O
CuSO2 + H2S = CuS + H2SO4 =>
2 CuSO2 + H2S = 2 CuS + H2SO4
Sb + O2 = Sb4O6 =>
4 Sb + 3 O2 = Sb4O6
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Zn(OH)2 + NaNO3 = ZnOHNO3 + NaOH =>
Zn(OH)2 + NaNO3 = ZnOHNO3 + NaOH
KNO2 + KHSO3 + OH{-} = K3[N(SO3)3] + K2SO4 + H2O + e =>
KNO2 + 4 KHSO3 + 2 OH{-} = K3[N(SO3)3] + K2SO4 + 3 H2O + 2e
CuO + Cl2 = Cu + Cl2O =>
CuO + Cl2 = Cu + Cl2O
P4 + F2 = PF3 =>
P4 + 6 F2 = 4 PF3
Fe2O3 + H2O = Fe(OH)3 = =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
SnS + Na2S2 = SnS2 + Na2S =>
SnS + Na2S2 = SnS2 + Na2S
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
MgI2 + Br2 = MgBr2 + I2 =>
MgI2 + Br2 = MgBr2 + I2
K2CrO4 + K4Fe(CN)6 = K2(CN)6 + K4FeCrO4 =>
K2CrO4 + K4Fe(CN)6 = K2(CN)6 + K4FeCrO4
Fe + ZnSO4 = Fe2(SO4)3 + Zn =>
2 Fe + 3 ZnSO4 = Fe2(SO4)3 + 3 Zn
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
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Équations équilibrées sur12/10/24
Équations équilibrées sur01/09/24
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