| Équations équilibrées la veille |
3 Ba(OH)2 + 3 S = 2 BaS + BaSO3 + 3 H2O
Fe(NO3)3 = Fe203 + NO2 + O2 =>
406 Fe(NO3)3 = 2 Fe203 + 1218 NO2 + 609 O2
C2H5OH + K2MnO4 + H2O = CH3COOH + KOH + MnO2 =>
C2H5OH + 2 K2MnO4 + H2O = CH3COOH + 4 KOH + 2 MnO2
Br2 + Os = BrOs =>
Br2 + 2 Os = 2 BrOs
Na2(CO3) + H2SO4 = Na2SO4 + H2O + CO2 =>
Na2(CO3) + H2SO4 = Na2SO4 + H2O + CO2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
V2O5 + H2O2 = H3[VO2(O2)2] + H2O =>
V2O5 + 4 H2O2 = 2 H3[VO2(O2)2] + H2O
CH4(g) + H2O(g) + CO2(g) = CH3OH(g) =>
3 CH4(g) + 2 H2O(g) + CO2(g) = 4 CH3OH(g)
C2H2O4 + KMnO4 = K2C2H2O4 + Mn10O17 + CO2 + H2O =>
28 C2H2O4 + 10 KMnO4 = 5 K2C2H2O4 + Mn10O17 + 46 CO2 + 23 H2O
C18H18(l) + O2(g) = CO2(g) + H2O(g) =>
2 C18H18(l) + 45 O2(g) = 36 CO2(g) + 18 H2O(g)
(H2O2) = (H2O) + O =>
(H2O2) = (H2O) + O
C18H21NO4 + O2 = CO2 + H2O + NO2 =>
4 C18H21NO4 + 89 O2 = 72 CO2 + 42 H2O + 4 NO2
AgNO3 = Ag + NO2 + O2 =>
2 AgNO3 = 2 Ag + 2 NO2 + O2
S2O3 + Sb2O5 + H2O = SbO + H2SO4 =>
S2O3 + Sb2O5 + 2 H2O = 2 SbO + 2 H2SO4
Sn(C2H3O2)4 + Al2(SO4)3 = Al(C2H3O2)3 + Sn(SO4)2 =>
3 Sn(C2H3O2)4 + 2 Al2(SO4)3 = 4 Al(C2H3O2)3 + 3 Sn(SO4)2
Al2O3 + H2O(l) = Al(OH)3(s) =>
Al2O3 + 3 H2O(l) = 2 Al(OH)3(s)
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
KBr + F2O + H2O = KF + KOH + Br2 =>
4 KBr + F2O + H2O = 2 KF + 2 KOH + 2 Br2
NH2CH2COOH*HClO3 = H2O + CO2 + C + HCl + N2 =>
4 NH2CH2COOH*HClO3 = 10 H2O + 5 CO2 + 3 C + 4 HCl + 2 N2
HBr + Sr(OH)2 = [Sr(OH)Br]2 + H2O =>
2 HBr + 2 Sr(OH)2 = [Sr(OH)Br]2 + 2 H2O
Ag2S(s) + O2(g) = Ag2O2(aq) + SO2(g) =>
Ag2S(s) + 2 O2(g) = Ag2O2(aq) + SO2(g)
NaClO2 + H2S = HCl + Na2SO4 =>
2 NaClO2 + H2S = 2 HCl + Na2SO4
NH3OHCl + KMnO4 + KOH = K2MnO4 + N2 + KCl + H2O =>
2 NH3OHCl + 2 KMnO4 + 4 KOH = 2 K2MnO4 + N2 + 2 KCl + 6 H2O
WO3 + NH3 + H2O = (NH4)2WO4 =>
WO3 + 2 NH3 + H2O = (NH4)2WO4
C6H14N2O2 + O2 = CH4N20 + H2O + CO2 =>
10 C6H14N2O2 + 83 O2 = CH4N20 + 68 H2O + 59 CO2
AgNO3 + KCe = KNO3 + AgCe =>
AgNO3 + KCe = KNO3 + AgCe
SiO2 + Mg = Si + MgSiO3 =>
3 SiO2 + 2 Mg = Si + 2 MgSiO3
Al2 + PbO2 = Al2O3 + Pb3 =>
2 Al2 + 3 PbO2 = 2 Al2O3 + Pb3
HCl(aq) + Mg2CO3(aq) = MgCl(aq) + H2O(l) + CO2(g) =>
2 HCl(aq) + Mg2CO3(aq) = 2 MgCl(aq) + H2O(l) + CO2(g)
NaClO + H = HClO + Na =>
NaClO + H = HClO + Na
Cl2 + NaI = Cl2Na + I2 =>
2 Cl2 + 2 NaI = 2 Cl2Na + I2
C6H5C2H4OH + KMnO4 + H2SO4 = C6H5CH2COOH + K2SO4 + MnSO4 + H2O =>
5 C6H5C2H4OH + 4 KMnO4 + 6 H2SO4 = 5 C6H5CH2COOH + 2 K2SO4 + 4 MnSO4 + 11 H2O
CoCl2(aq) + K3PO4(aq) = Co3(PO4)2(s) + KCl(aq) =>
3 CoCl2(aq) + 2 K3PO4(aq) = Co3(PO4)2(s) + 6 KCl(aq)
Cu(NO3)2(s) = CuO + NO2(g) + O2(g) =>
2 Cu(NO3)2(s) = 2 CuO + 4 NO2(g) + O2(g)
C2H5Br + HBr = C2H6 + Br2 =>
C2H5Br + HBr = C2H6 + Br2
MnO2 + F2 = MnF4 + O2 =>
MnO2 + 2 F2 = MnF4 + O2
Fe2O3 + Na2C2O4 + HCl = Na3Fe(C2O4)3 + NaCl + H2O =>
Fe2O3 + 6 Na2C2O4 + 6 HCl = 2 Na3Fe(C2O4)3 + 6 NaCl + 3 H2O
Zn + C2H4O2 = C2Zn + H2O =>
Zn + C2H4O2 = C2Zn + 2 H2O
As + H2 = AsH3 =>
2 As + 3 H2 = 2 AsH3
H2Co3 + NiCl2 = H2Cl2 + NiCo3 =>
H2Co3 + NiCl2 = H2Cl2 + NiCo3
Ca + OH + PO4 = Ca3(PO4)2Ca(OH)2 =>
4 Ca + 2 OH + 2 PO4 = Ca3(PO4)2Ca(OH)2
Fe(aq) + CuSO4(aq) = Cu(aq) + FeSO4(aq) =>
Fe(aq) + CuSO4(aq) = Cu(aq) + FeSO4(aq)
AI2(CO3) + ZnCI2 = ZnCO3 + AICI3 =>
AI2(CO3) + ZnCI2 = ZnCO3 + AICI3
KMnO4 + NaNO2 + H3O = MnO2 + NaNO3 + KOH =>
3 KMnO4 + 4 NaNO2 + H3O = 3 MnO2 + 4 NaNO3 + 3 KOH
N3O4(l) + N2H4(l) = N2(g) + H2O(g) =>
2 N3O4(l) + 4 N2H4(l) = 7 N2(g) + 8 H2O(g)
NaOH(aq) + HCl(aq) = NaCl(s) + H2O(aq) =>
NaOH(aq) + HCl(aq) = NaCl(s) + H2O(aq)
Bi{3} + SnO2{-2} + OH{-} = SnO3{-2} + Bi + H2O =>
2 Bi{3} + 3 SnO2{-2} + 6 OH{-} = 3 SnO3{-2} + 2 Bi + 3 H2O
K2Cr2O7 + H2SO4 + H2O2 = HCrO4 + K2SO4 + H2O =>
K2Cr2O7 + H2SO4 + H2O2 = 2 HCrO4 + K2SO4 + H2O
PbH4 + H2O = PbO2 + H2 =>
PbH4 + 2 H2O = PbO2 + 4 H2
NaOH + Fe3O4 = Fe(OH)2 + Fe(OH)3 + Na2O =>
8 NaOH + Fe3O4 = Fe(OH)2 + 2 Fe(OH)3 + 4 Na2O
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Équations équilibrées sur01/30/25
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