| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaH + O2 = 2 NaOH
FeCl2 + KOH = Fe + OH + KCl =>
FeCl2 + 2 KOH = Fe + 2 OH + 2 KCl
Al(OH)3 + Ba(NO3)2 = Ba(OH)2 + Al(NO3)3 =>
2 Al(OH)3 + 3 Ba(NO3)2 = 3 Ba(OH)2 + 2 Al(NO3)3
Cl2 + NaClO4 = NaCl + ClO2 =>
Cl2 + NaClO4 = NaCl + 2 ClO2
Li2O + SiO2 = LiSi + O2 =>
2 Li2O + 4 SiO2 = 4 LiSi + 5 O2
KClO5 + KI + H2O = KCl + I2 + KOH =>
KClO5 + 10 KI + 5 H2O = KCl + 5 I2 + 10 KOH
TlNO3 + KOH + Cl2 = Tl2O3 + KCl + H2O + KNO3 =>
2 TlNO3 + 6 KOH + 2 Cl2 = Tl2O3 + 4 KCl + 3 H2O + 2 KNO3
NaCl + CaCO3 + H2O + CO2 = NaHCO3 + CaCl2 =>
2 NaCl + CaCO3 + H2O + CO2 = 2 NaHCO3 + CaCl2
AsO3 = As2 + O3 =>
2 AsO3 = As2 + 2 O3
CH2ClCOOH + C2H5OH = CH2ClCOOC2H5 + H2O =>
CH2ClCOOH + C2H5OH = CH2ClCOOC2H5 + H2O
Pb2(CO3)6 = Pb2O6 + CO2 =>
Pb2(CO3)6 = Pb2O6 + 6 CO2
C4H10O + O = C4H8O2 + H2O =>
C4H10O + 2 O = C4H8O2 + H2O
Cu2S + HNO3 = CuN2O6 + H2SO4 + NO + H2O =>
3 Cu2S + 22 HNO3 = 6 CuN2O6 + 3 H2SO4 + 10 NO + 8 H2O
KMnO4 + H2SO3 + KI = MnSO4 + I2 + K2SO4 + H2O =>
2 KMnO4 + 4 H2SO3 + 2 KI = 2 MnSO4 + I2 + 2 K2SO4 + 4 H2O
Na2Co3(s) + HCl(aq) = Co2(g) + H20(l) + NaCl(aq) =>
10 Na2Co3(s) + 20 HCl(aq) = 15 Co2(g) + H20(l) + 20 NaCl(aq)
MgCl2(aq) + Ca(s) = Mg + CaCl2 =>
MgCl2(aq) + Ca(s) = Mg + CaCl2
HClO + Zn = ZnO + HCl =>
HClO + Zn = ZnO + HCl
Be(OH)2 + (NH4)2CO3 + HF = (NH4)2[BeF4] + CO2 + H2O =>
Be(OH)2 + (NH4)2CO3 + 4 HF = (NH4)2[BeF4] + CO2 + 3 H2O
HBr + Na3PO4 = PO4 + Na3HBr =>
HBr + Na3PO4 = PO4 + Na3HBr
H2C2O4 + Na2CO3 = CO2 + Na2C2O4 + H2O =>
H2C2O4 + Na2CO3 = CO2 + Na2C2O4 + H2O
NaHCO3(aq) + H2SO4(aq) = Na2SO4(aq) + H2O(l) + CO2 =>
2 NaHCO3(aq) + H2SO4(aq) = Na2SO4(aq) + 2 H2O(l) + 2 CO2
CuI + Br2 = CuBr2 + I =>
CuI + Br2 = CuBr2 + I
Na2HAsO3 + NaBrO3 + HCl = NaBr + NaCl + H3AsO4 =>
3 Na2HAsO3 + NaBrO3 + 6 HCl = NaBr + 6 NaCl + 3 H3AsO4
Fe2(SO4)3 + KOH = Fe(OH)3 + K2(SO4) =>
Fe2(SO4)3 + 6 KOH = 2 Fe(OH)3 + 3 K2(SO4)
Sn(OH)4 + HCl = H2[SnCl6] + H2O =>
Sn(OH)4 + 6 HCl = H2[SnCl6] + 4 H2O
HCI + Na2SO4 = H2SO4 + NaCI =>
2 HCI + Na2SO4 = H2SO4 + 2 NaCI
Fe23 + O9 = FeO4 =>
9 Fe23 + 92 O9 = 207 FeO4
MgO + ZnO = MgZn + O =>
MgO + ZnO = MgZn + 2 O
K2CO3 + NH4Cl = KCl + CO3(NH4)2 =>
K2CO3 + 2 NH4Cl = 2 KCl + CO3(NH4)2
KOH + AgCl = KCl + AgOH =>
KOH + AgCl = KCl + AgOH
Pb + H2SO4 = H2Pb + PbSO4 =>
2 Pb + H2SO4 = H2Pb + PbSO4
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
NaAlO2 + HCl(aq) + H2O = Al(OH)3 + NaCl =>
NaAlO2 + HCl(aq) + H2O = Al(OH)3 + NaCl
Ca(OH)2 + NaOH = H2O + Ca(NaO)2 =>
Ca(OH)2 + 2 NaOH = 2 H2O + Ca(NaO)2
AsCl3 + Na(OH)2 = NaCl2 + As(OH)3 =>
2 AsCl3 + 3 Na(OH)2 = 3 NaCl2 + 2 As(OH)3
HC2H3O2 + NaHCO3 = HC2CO3 + H3O2Na =>
7 HC2H3O2 + 10 NaHCO3 = 8 HC2CO3 + 10 H3O2Na
Na2S + Ni(NO3)3 = (NaNO3) + Ni2S3 =>
3 Na2S + 2 Ni(NO3)3 = 6(NaNO3) + Ni2S3
H2CO3(aq) = CO2(g)H2O(l) =>
H2CO3(aq) = CO2(g)H2O(l)
CH3CH2OH + O2 = CH3CHO + H2O2 =>
CH3CH2OH + O2 = CH3CHO + H2O2
Al2(OH)6 + H2CO3 = Al2(CO3)3 + H2O =>
Al2(OH)6 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
NaOH + Na2S3O3 + NaOCl = Na2SO4 + NaCl + H2O =>
4 NaOH + Na2S3O3 + 7 NaOCl = 3 Na2SO4 + 7 NaCl + 2 H2O
K + Ni(CN)2 = K(CN)2 + Ni =>
K + Ni(CN)2 = K(CN)2 + Ni
Na1 + I2 = NaI =>
2 Na1 + I2 = 2 NaI
Co + OH = CoH + O =>
Co + OH = CoH + O
H2S2O8 + KI = I2 + K2SO4 + H2SO4 =>
H2S2O8 + 2 KI = I2 + K2SO4 + H2SO4
C6H13OH + O2 = CO2 + H2O =>
C6H13OH + 9 O2 = 6 CO2 + 7 H2O
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
Mg(CO3) + HBr = MgBr2 + H2O + CO2 =>
Mg(CO3) + 2 HBr = MgBr2 + H2O + CO2
K[Al(OH)4] + CO2 = Al2O3 + K2CO3 + H2O =>
2 K[Al(OH)4] + CO2 = Al2O3 + K2CO3 + 4 H2O
C10H10O2 + NaBr + NaBO3 + CH3OOH = C10H10Br2O2 + H3BO3 + CH3OONa =>
C10H10O2 + 2 NaBr + NaBO3 + 3 CH3OOH = C10H10Br2O2 + H3BO3 + 3 CH3OONa
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/11/24
Équations équilibrées sur01/10/24
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