| Équations équilibrées la veille |
2 F2 + PbI2 = PbF4 + I2
SrCl2 + H2SO4 = SrSO4 + HCl =>
SrCl2 + H2SO4 = SrSO4 + 2 HCl
NH4Cl + Hg2(C2H3O2)2 = NH4C2H3O2 + Hg2Cl2 =>
2 NH4Cl + Hg2(C2H3O2)2 = 2 NH4C2H3O2 + Hg2Cl2
SO3 + Ba + HCl = BaCl + SO2 + H2O =>
SO3 + 2 Ba + 2 HCl = 2 BaCl + SO2 + H2O
(CH3)2CO + H2O = H2 + CO2 =>
(CH3)2CO + 5 H2O = 8 H2 + 3 CO2
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
FeSO4 + Cu = CuSO4 + Fe =>
FeSO4 + Cu = CuSO4 + Fe
C6H12O6(s) + O2(g) = CO2(g) + H20(g) =>
5 C6H12O6(s) + 15 O2(g) = 30 CO2(g) + 3 H20(g)
Zn2(s) + HCl(aq) = ZnCl2(aq) + H2(g) =>
Zn2(s) + 4 HCl(aq) = 2 ZnCl2(aq) + 2 H2(g)
CH3CH2OH + HCl = CH3CH2Cl + H2O =>
CH3CH2OH + HCl = CH3CH2Cl + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CaO + C = CaC2 + CO2 =>
2 CaO + 5 C = 2 CaC2 + CO2
C2H4O2 + Ag2O = CH3COOAg + H2O =>
2 C2H4O2 + Ag2O = 2 CH3COOAg + H2O
Na[Al(OH)4] + Na3PO4 = AlPO4 + NaOH =>
Na[Al(OH)4] + Na3PO4 = AlPO4 + 4 NaOH
C3H4O + NH3 + O2 = C3H3N + H2O =>
2 C3H4O + 2 NH3 + O2 = 2 C3H3N + 4 H2O
CH4(g) + Br2(g) = CBr4(l) + HBr(g) =>
CH4(g) + 4 Br2(g) = CBr4(l) + 4 HBr(g)
CaCl2(aq) + NaF(aq) = CaF2(s) + NaCl(aq) =>
CaCl2(aq) + 2 NaF(aq) = CaF2(s) + 2 NaCl(aq)
ClO2 + H2O = HCl + HClO3 =>
6 ClO2 + 3 H2O = HCl + 5 HClO3
CaO + C = CaC2 + CO2 =>
2 CaO + 5 C = 2 CaC2 + CO2
C6H10 + KMnO4 + H2SO4 = C6H10O4 + K2SO4 + MnSO4 + H2O =>
5 C6H10 + 8 KMnO4 + 12 H2SO4 = 5 C6H10O4 + 4 K2SO4 + 8 MnSO4 + 12 H2O
AlCl3 + Cu(OH)2 = Al(OH)3 + CuCl2 =>
2 AlCl3 + 3 Cu(OH)2 = 2 Al(OH)3 + 3 CuCl2
AgNO3 + NaOH = Ag2O + NaNO3 + H2O =>
2 AgNO3 + 2 NaOH = Ag2O + 2 NaNO3 + H2O
CuSO4 + NiCl2 = CuCl2 + NiSO4 =>
CuSO4 + NiCl2 = CuCl2 + NiSO4
SCN{-} + Br2 + H2O = SO4{-2} + CN{-} + Br{-} + H3O{+} =>
SCN{-} + 3 Br2 + 12 H2O = SO4{-2} + CN{-} + 6 Br{-} + 8 H3O{+}
Ca(s)S(s) = CaS(s) =>
Ca(s)S(s) = CaS(s)
NH4SCN + FeCl3 = Fe(SCN)3 + NH4Cl =>
3 NH4SCN + FeCl3 = Fe(SCN)3 + 3 NH4Cl
CO(NH2)2 + H2O = CO2 + NH3 =>
CO(NH2)2 + H2O = CO2 + 2 NH3
Fe + Cu(NO3)2 = Cu + Fe(NO3)2 =>
Fe + Cu(NO3)2 = Cu + Fe(NO3)2
Al2S3 + SrF2 = AlF3 + SrS =>
Al2S3 + 3 SrF2 = 2 AlF3 + 3 SrS
NaOH + C20H14O4 = Na + CO2 + H2O =>
86 NaOH + C20H14O4 = 86 Na + 20 CO2 + 50 H2O
ZnO + C = Zn(s) + CO =>
ZnO + C = Zn(s) + CO
CH3COOH + MgCO3 = Mg(CH3COOH)2 + CO2 + H2O =>
9 CH3COOH + 4 MgCO3 = 4 Mg(CH3COOH)2 + 6 CO2 + 2 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Mo(OH)3 + Ca(C2H3O2)2 = Mo(C2H3O2)3 + Ca(OH)2 =>
2 Mo(OH)3 + 3 Ca(C2H3O2)2 = 2 Mo(C2H3O2)3 + 3 Ca(OH)2
FeSO4 + NaOH + H2O2 = Fe(OH)3 + Na2SO4 =>
2 FeSO4 + 4 NaOH + H2O2 = 2 Fe(OH)3 + 2 Na2SO4
Fe + N2 = FeN =>
2 Fe + N2 = 2 FeN
NaAlO2 + H2SO4 + H2O = Al(OH)3 + Na2SO4 =>
2 NaAlO2 + H2SO4 + 2 H2O = 2 Al(OH)3 + Na2SO4
HCOO + H2O = HCOOH + OH =>
HCOO + H2O = HCOOH + OH
C + O2 = CO =>
2 C + O2 = 2 CO
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
CaC2O4 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + CaSO4 + CO2 + H2O =>
5 CaC2O4 + 2 KMnO4 + 8 H2SO4 = K2SO4 + 2 MnSO4 + 5 CaSO4 + 10 CO2 + 8 H2O
NaHCO3 + CH3COOH = H2O + NaCH3COO + CO2 =>
NaHCO3 + CH3COOH = H2O + NaCH3COO + CO2
SiO2 + HF = H2[SiF6] + H2O =>
SiO2 + 6 HF = H2[SiF6] + 2 H2O
K2HPO4 + H2O = H3PO4 + KOH =>
K2HPO4 + 2 H2O = H3PO4 + 2 KOH
P + H2O2 + NaOH = NaH2P2O7 + H2O =>
4 P + 11 H2O2 + 2 NaOH = 2 NaH2P2O7 + 10 H2O
Na3PO2(aq) + CrCl3(aq) = Na3Cl3(aq) + CrPO2(aq) =>
Na3PO2(aq) + CrCl3(aq) = Na3Cl3(aq) + CrPO2(aq)
HCl + K2CO3 = KCl + H2O + CO2 =>
2 HCl + K2CO3 = 2 KCl + H2O + CO2
Mg3Al2Si3O12 + SiO2 = Mg2Si2O6 + Al2SiO5 =>
2 Mg3Al2Si3O12 + 2 SiO2 = 3 Mg2Si2O6 + 2 Al2SiO5
CaCl2 + CH3(CH2)16COOH + NaOH = C36H70CaO4 + NaCl + H2O =>
CaCl2 + 2 CH3(CH2)16COOH + 2 NaOH = C36H70CaO4 + 2 NaCl + 2 H2O
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Équations équilibrées sur10/18/24
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