| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 NO2 + 2 H2O + O2 = 4 HNO3
MgCl2(aq) + NaOH(aq) = Mg(OH)2(s) + NaCl(s) =>
MgCl2(aq) + 2 NaOH(aq) = Mg(OH)2(s) + 2 NaCl(s)
Fe + H2O = Fe2O3 + H2 =>
2 Fe + 3 H2O = Fe2O3 + 3 H2
K2CrO4 + Sr(NO3)2 = SrCrO4 + KNO3 =>
K2CrO4 + Sr(NO3)2 = SrCrO4 + 2 KNO3
NaHCO3 + HCl = CO2 + H2O + NaCl* =>
NaHCO3 + HCl = CO2 + H2O + NaCl*
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Al(OH)3 + HCe = Al(OH)2Ce + H2O =>
Al(OH)3 + HCe = Al(OH)2Ce + H2O
NaNO3 + Na2SO3 = NaNO2 + Na2SO4 =>
NaNO3 + Na2SO3 = NaNO2 + Na2SO4
KMnO4 + Na2C2O4 + H2SO4 = Mn(SO4) + CO2 + H2O + K2(SO4) + Na(SO4)2 =>
8 KMnO4 + 5 Na2C2O4 + 32 H2SO4 = 8 Mn(SO4) + 10 CO2 + 32 H2O + 4 K2(SO4) + 10 Na(SO4)2
Na2Cr2O7 + HF = NaF + H2Cr2O7 =>
Na2Cr2O7 + 2 HF = 2 NaF + H2Cr2O7
Cu(g) + AgNO3(aq) = Cu(NO3)2(aq) + Ag(s) =>
Cu(g) + 2 AgNO3(aq) = Cu(NO3)2(aq) + 2 Ag(s)
Na2S + H2SO4 = NaHSO4 + SO2 + H2O =>
Na2S + 5 H2SO4 = 2 NaHSO4 + 4 SO2 + 4 H2O
ZnSO4 + NaCl = ZnCl2 + SO4Na2 =>
ZnSO4 + 2 NaCl = ZnCl2 + SO4Na2
H2 + F2 = (HF) =>
H2 + F2 = 2(HF)
Fe(Cl3)2 + KOH = KCl3 + Fe(OH)2 =>
Fe(Cl3)2 + 2 KOH = 2 KCl3 + Fe(OH)2
KHSO3 + Mg = MgSO3 + K2SO3 + H =>
2 KHSO3 + Mg = MgSO3 + K2SO3 + 2 H
C6H13CHO + KMnO4 + H2SO4 = C6H13COOH + H2O + K2SO4 + MnSO4 =>
5 C6H13CHO + 2 KMnO4 + 3 H2SO4 = 5 C6H13COOH + 3 H2O + K2SO4 + 2 MnSO4
SnSO4 + KOH = Sn(OH)2 + K2SO4 =>
SnSO4 + 2 KOH = Sn(OH)2 + K2SO4
CaCl2 + Na2CO3 + H2O = HCl + CaCO3 + Na2O =>
CaCl2 + Na2CO3 + H2O = 2 HCl + CaCO3 + Na2O
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
Al2(CrO4)3 + (NH4)2SO4 = Al2(SO4)3 + (NH4)2CrO4 =>
Al2(CrO4)3 + 3(NH4)2SO4 = Al2(SO4)3 + 3(NH4)2CrO4
CrCl3 + Na2(CO3) = Cr2(CO3)3 + NaCl =>
2 CrCl3 + 3 Na2(CO3) = Cr2(CO3)3 + 6 NaCl
CoCl2 + KNO2 + H2SO4 = K3[Co(NO2)6] + K2SO4 + HCl + NO + H2O =>
CoCl2 + 7 KNO2 + 2 H2SO4 = K3[Co(NO2)6] + 2 K2SO4 + 2 HCl + NO + H2O
HCl + Al(OH)3 = AlCl3 + H2O =>
3 HCl + Al(OH)3 = AlCl3 + 3 H2O
Sb + NaOH = Na3SbO3 + H2 =>
2 Sb + 6 NaOH = 2 Na3SbO3 + 3 H2
SiCl4 + H + O = SiO2 + HCl =>
SiCl4 + 4 H + 2 O = SiO2 + 4 HCl
Na2SO3 + H3PO4 = H2SO3 + Na3PO4 =>
3 Na2SO3 + 2 H3PO4 = 3 H2SO3 + 2 Na3PO4
(NH4)2SO4 = H2SO4 + NH3 =>
(NH4)2SO4 = H2SO4 + 2 NH3
CH3CHO + Br2 + H2O = CH3COOH + HBr =>
CH3CHO + Br2 + H2O = CH3COOH + 2 HBr
MoO3 + Zn + H2SO4 = Mo2O3 + ZnSO4 + H2O =>
2 MoO3 + 3 Zn + 3 H2SO4 = Mo2O3 + 3 ZnSO4 + 3 H2O
NaCl + H2SO4 = NaHSO4HCl =>
NaCl + H2SO4 = NaHSO4HCl
HO3 + Na2SO3 = Na2SO4 + H2O =>
2 HO3 + 5 Na2SO3 = 5 Na2SO4 + H2O
Zn3[Fe(CN)6]2 + NH4OH = [Zn(NH3)4](OH)2 + (NH4)3[Fe(CN)6] + H2O =>
Zn3[Fe(CN)6]2 + 18 NH4OH = 3[Zn(NH3)4](OH)2 + 2(NH4)3[Fe(CN)6] + 12 H2O
Mg24 + O16 = MgO =>
2 Mg24 + 3 O16 = 48 MgO
Kl + CuSO4 = Kl2SO4 + Cu =>
2 Kl + CuSO4 = Kl2SO4 + Cu
Cu + MgSO4 = Mg + Cu(SO4)2 =>
Cu + 2 MgSO4 = 2 Mg + Cu(SO4)2
Ag + O2 = Ag2O1 =>
4 Ag + O2 = 2 Ag2O1
AICI + NaOH = AI(OH) + NaCI =>
AICI + NaOH = AI(OH) + NaCI
H2SO3 + Na2SO4 = Na2SO3 + H2SO4 =>
H2SO3 + Na2SO4 = Na2SO3 + H2SO4
Na + Fe2 = NaFe2 =>
Na + Fe2 = NaFe2
CH3OH + Cu = CuO + CH4 =>
CH3OH + Cu = CuO + CH4
H2FSbF6 + Cr2(SO4)3 = H2SO4 + CrF3 + Cr(SbF6)3 =>
3 H2FSbF6 + Cr2(SO4)3 = 3 H2SO4 + CrF3 + Cr(SbF6)3
N + H = NH =>
N + H = NH
Ag + PtNO3 = AgNO3 + Pt =>
Ag + PtNO3 = AgNO3 + Pt
CH3OH + H2O = H2 + CO2 =>
CH3OH + H2O = 3 H2 + CO2
Al(OH)3 + HCe = Al(OH)2Ce + H2O =>
Al(OH)3 + HCe = Al(OH)2Ce + H2O
AlBr3 + NaOH = Al(OH)3 + NaBr =>
AlBr3 + 3 NaOH = Al(OH)3 + 3 NaBr
Pb2S + O2 = Pb2 + SO2 =>
Pb2S + O2 = Pb2 + SO2
Al(OH)3 + HCl = AlOHCl2 + H2O =>
Al(OH)3 + 2 HCl = AlOHCl2 + 2 H2O
KNO3 + H2SO4 = K2SO4 + HNO3 =>
2 KNO3 + H2SO4 = K2SO4 + 2 HNO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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