| Équations équilibrées la veille |
2 KMnO2 + FeSO4 + 4 H2SO4 = K2SO4 + 2 MnSO4 + Fe(SO4)2 + 4 H2O
NaIO3 + SO + H2O = NaHSO4 + H2SO4 + I2 =>
4 NaIO3 + 5 SO + 3 H2O = 4 NaHSO4 + H2SO4 + 2 I2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Ba + H2O = Ba(OH)2 + H3O =>
Ba + 4 H2O = Ba(OH)2 + 2 H3O
HBr + CSOH = CSBr + H2O =>
HBr + CSOH = CSBr + H2O
Al(ClO3)3 + H2CO3 = Al2(CO3)3 + Cl2 + H2O + O2 =>
4 Al(ClO3)3 + 6 H2CO3 = 2 Al2(CO3)3 + 6 Cl2 + 6 H2O + 15 O2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Pb(OH)2 + Na = Na2PbO + H2O =>
Pb(OH)2 + 2 Na = Na2PbO + H2O
HgNO3 + NaOH = Hg + HgO + NaNO3 + H2O =>
2 HgNO3 + 2 NaOH = Hg + HgO + 2 NaNO3 + H2O
CaCl2(H2O)6 = CaCl2 + H2O =>
CaCl2(H2O)6 = CaCl2 + 6 H2O
H3 + C9 = HC4 =>
3 H3 + 4 C9 = 9 HC4
AgNO3(aq) + HBr(s) = AgBr(s) + HNO3(aq) =>
AgNO3(aq) + HBr(s) = AgBr(s) + HNO3(aq)
HL + Al(OH)3 = AlL3 + H2O =>
3 HL + Al(OH)3 = AlL3 + 3 H2O
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
Zn(OH)2 + H2O2 = ZnO2 + H2O =>
Zn(OH)2 + H2O2 = ZnO2 + 2 H2O
NaCO3 + C + N2 = CO + NaCN =>
2 NaCO3 + 6 C + N2 = 6 CO + 2 NaCN
K(MnO4) + KAsO2 + KOH = MnO2 + K3AsO4 + H2O =>
2 K(MnO4) + 3 KAsO2 + 4 KOH = 2 MnO2 + 3 K3AsO4 + 2 H2O
NH4H + CoCl2 = NH4Cl2 + CoH =>
NH4H + CoCl2 = NH4Cl2 + CoH
CS2 + H2 = CH4 + HS =>
CS2 + 3 H2 = CH4 + 2 HS
H2SiO3 + NaOH = Na2SiO3 + H2O =>
H2SiO3 + 2 NaOH = Na2SiO3 + 2 H2O
H2O + NO2 = NH3 + O2 =>
6 H2O + 4 NO2 = 4 NH3 + 7 O2
C2H4 + C8H18 = C16H34 =>
4 C2H4 + C8H18 = C16H34
C2H4Br2 + KOH = C2H2 + KBr + H2O =>
C2H4Br2 + 2 KOH = C2H2 + 2 KBr + 2 H2O
Mg(NO3)2(aq) + NaH2PO4(aq) = Mg(H2PO4)2(aq) + NaNO3(aq) =>
Mg(NO3)2(aq) + 2 NaH2PO4(aq) = Mg(H2PO4)2(aq) + 2 NaNO3(aq)
C3H7COOH + Cu(OH)2 = (C3H7COO)2Cu + H2O =>
2 C3H7COOH + Cu(OH)2 = (C3H7COO)2Cu + 2 H2O
Na2CO3 + AlCl3*6H2O = NaCl + Al2(CO3)3 + H2O =>
3 Na2CO3 + 2 AlCl3*6H2O = 6 NaCl + Al2(CO3)3 + 12 H2O
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
AgBr2 = AgBr + Br2 =>
2 AgBr2 = 2 AgBr + Br2
K2CrO4 + KOH + H2O2 = K3[Cr(O2)4] + H2O =>
2 K2CrO4 + 2 KOH + 7 H2O2 = 2 K3[Cr(O2)4] + 8 H2O
CuSO4*5H2O + Na3C6H5O7*2H2O = CuC6H5NaO7 + Na2SO4 + H2O =>
CuSO4*5H2O + Na3C6H5O7*2H2O = CuC6H5NaO7 + Na2SO4 + 7 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H3C6H507 + NaHCO3 = CO2 + H2O + Na3C6H507 =>
H3C6H507 + 3 NaHCO3 = 3 CO2 + 3 H2O + Na3C6H507
C3H8O3 + O2 = C3H8O3O2 =>
C3H8O3 + O2 = C3H8O3O2
BaCl2 + ZnSO4 = BaSO4 + ZnCl2 =>
BaCl2 + ZnSO4 = BaSO4 + ZnCl2
K2CO3(aq) + Ca(NO3)2 = KNO3 + CaCO3 =>
K2CO3(aq) + Ca(NO3)2 = 2 KNO3 + CaCO3
Na2SO4 + Fe(NO3)3 = NaNO3 + Fe2(SO4)3 =>
3 Na2SO4 + 2 Fe(NO3)3 = 6 NaNO3 + Fe2(SO4)3
Al(NO3)3 + H2SO4 = Al2(SO4)3 + HNO3 =>
2 Al(NO3)3 + 3 H2SO4 = Al2(SO4)3 + 6 HNO3
Fe(NO3)3 + K2S = KNO3 + Fe2S3 =>
2 Fe(NO3)3 + 3 K2S = 6 KNO3 + Fe2S3
H2NCH2COOH + HNO3 = HOCH2COOH + N2 + H2O =>
5 H2NCH2COOH + 3 HNO3 = 5 HOCH2COOH + 4 N2 + 4 H2O
Cr(OH)4 + H2O2 + OH{-} = CrO4{2-} + H2O =>
Cr(OH)4 + H2O2 + 2 OH{-} = CrO4{2-} + 4 H2O
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
Mg3Si2O5(OH)4 + CO2 = MgCO3 + SiO2 + H2O =>
Mg3Si2O5(OH)4 + 3 CO2 = 3 MgCO3 + 2 SiO2 + 2 H2O
C6H4(CH3)2 + KMnO4 + KOH = KOOCC6H4COOK + K2MnO4 + H2O =>
C6H4(CH3)2 + 12 KMnO4 + 14 KOH = KOOCC6H4COOK + 12 K2MnO4 + 10 H2O
Ag[Fe(CN)6] + HNO3 = AgNO3 + H[Fe(CN)6] =>
Ag[Fe(CN)6] + HNO3 = AgNO3 + H[Fe(CN)6]
Mg + FeCl3 = MgCl2 + Fe =>
3 Mg + 2 FeCl3 = 3 MgCl2 + 2 Fe
Na + KCl = K + NaCl =>
Na + KCl = K + NaCl
Na2SnO3 + H2S + HCl = NaCl + SnS + S + H2O =>
Na2SnO3 + 2 H2S + 2 HCl = 2 NaCl + SnS + S + 3 H2O
FeS + (HCl)2 = FeCl2 + H2S =>
FeS + (HCl)2 = FeCl2 + H2S
Zn(NO3)2 + Fe = Fe(NO3)2 + Zn =>
Zn(NO3)2 + Fe = Fe(NO3)2 + Zn
Na2SO3 + HCl = SO2(g) + H2O(l) + NaCl =>
Na2SO3 + 2 HCl = SO2(g) + H2O(l) + 2 NaCl
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Équations équilibrées sur02/10/25
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