| Équations équilibrées la veille |
Fe(NO3)3 + 3 NaClO3 = Fe(ClO3)3 + 3 Na(NO3)
MnO4{-} + SO3{2-} + H20{+} = MnO2 + SO4{2-} + OH{-} =>
21 MnO4{-} + 22 SO3{2-} + H20{+} = 21 MnO2 + 22 SO4{2-} + 20 OH{-}
MoS + HNO3 + PbO2 = H2MoO4 + Pb(NO3)2 + H2SO4 + H2O =>
MoS + 12 HNO3 + 6 PbO2 = H2MoO4 + 6 Pb(NO3)2 + H2SO4 + 4 H2O
Cr(s) + Ni{2+}(aq) = Cr{3+}(aq) + Ni(s) =>
2 Cr(s) + 3 Ni{2+}(aq) = 2 Cr{3+}(aq) + 3 Ni(s)
HCl + Mo(OH)6 = MoCl6 + H2O =>
6 HCl + Mo(OH)6 = MoCl6 + 6 H2O
AI + S = AIS3 =>
AI + 3 S = AIS3
NaHSO4 + H2O = H2SO4 + NaOH =>
NaHSO4 + H2O = H2SO4 + NaOH
Ni(OH)2 + H2CO3 = NiCO3 + H2O =>
Ni(OH)2 + H2CO3 = NiCO3 + 2 H2O
NaCIO + I2 + NaOH = NaIO3 + NaCI + H2O =>
5 NaCIO + I2 + 2 NaOH = 2 NaIO3 + 5 NaCI + H2O
HNO3 + Cu(UO2)2(PO4)2 = Cu(NO3)2 + UO2(NO3)2 + H3PO4 =>
6 HNO3 + Cu(UO2)2(PO4)2 = Cu(NO3)2 + 2 UO2(NO3)2 + 2 H3PO4
Li(s) + AlCl3(s) = LiCl(s) + Al(s) =>
3 Li(s) + AlCl3(s) = 3 LiCl(s) + Al(s)
C4H8 + HBr = C4H8Br2 + H2 =>
C4H8 + 2 HBr = C4H8Br2 + H2
NH3 + P2O5 + H2O = [NH4]2HPO4 =>
4 NH3 + P2O5 + 3 H2O = 2[NH4]2HPO4
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
Pb(NO3)2 + NaCO3 = Pb(CO3)2 + NaNO3 =>
Pb(NO3)2 + 2 NaCO3 = Pb(CO3)2 + 2 NaNO3
Fe(s) + H{+} = Fe2{+} + H2(g) =>
4 Fe(s) + 2 H{+} = 2 Fe2{+} + H2(g)
Na2O(s) + HCl(aq) = NaCl(aq) + H2O(l) =>
Na2O(s) + 2 HCl(aq) = 2 NaCl(aq) + H2O(l)
CH3CH2CHOHCH3 + O2 = CO2 + H2O =>
CH3CH2CHOHCH3 + 6 O2 = 4 CO2 + 5 H2O
Al + HNO3 = Al(NO3)3 + NO + H2O =>
Al + 4 HNO3 = Al(NO3)3 + NO + 2 H2O
PbO + CO = Pb + CO2 =>
PbO + CO = Pb + CO2
SbCl3 + H2O = HCl + Sb(OH)3 =>
SbCl3 + 3 H2O = 3 HCl + Sb(OH)3
Ni(CH3COO)2 + MnCl2 = Mn(CH3COO)2 + NiCl2 =>
Ni(CH3COO)2 + MnCl2 = Mn(CH3COO)2 + NiCl2
C6H10O5 + H2SO4 = C3H2SO4 + CH4 + H6O6 =>
12 C6H10O5 + 19 H2SO4 = 19 C3H2SO4 + 15 CH4 + 10 H6O6
CaCO3 + H3PO4 = CaC(PO4)2 + H2O =>
CaCO3 + 2 H3PO4 = CaC(PO4)2 + 3 H2O
Cu(NO3)2 + NH3 = [Cu(NH3)4]2 + NO3 =>
2 Cu(NO3)2 + 8 NH3 = [Cu(NH3)4]2 + 4 NO3
SO2ClBr + H2O = H2SO4 + HBr + HCl =>
SO2ClBr + 2 H2O = H2SO4 + HBr + HCl
As(s) + HCl(aq) = AsCl3(aq) + H2(g) =>
2 As(s) + 6 HCl(aq) = 2 AsCl3(aq) + 3 H2(g)
Ba(H2PO2)2 + H2SO4 = BaSO4 + H3PO2 =>
Ba(H2PO2)2 + H2SO4 = BaSO4 + 2 H3PO2
Al + *Cl = AlCl3 =>
Al + 3*Cl = AlCl3
NaBr + AgCN = AgBr + NaCN =>
NaBr + AgCN = AgBr + NaCN
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
SnBr4 + O2 = Sn2O4 + Br2 =>
2 SnBr4 + 2 O2 = Sn2O4 + 4 Br2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
AsBr3(l) + H2O(l) = HBr(aq) + As2O3(s) =>
2 AsBr3(l) + 3 H2O(l) = 6 HBr(aq) + As2O3(s)
Au + P = Au3P2 =>
3 Au + 2 P = Au3P2
MnO2 + HClO3 + KOH = K2MnO4 + HCl + H2O =>
3 MnO2 + HClO3 + 6 KOH = 3 K2MnO4 + HCl + 3 H2O
KClO3(C) = KCl(C) + O2(g) =>
2 KClO3(C) = 2 KCl(C) + 3 O2(g)
Na2SO4(aq) + HNO3(aq) = Na2NO3(aq) + HSO4(aq) =>
Na2SO4(aq) + HNO3(aq) = Na2NO3(aq) + HSO4(aq)
C8H7N3O2 + H2O2 = C8H5NO4 + N2 + H2O =>
C8H7N3O2 + 3 H2O2 = C8H5NO4 + N2 + 4 H2O
KOH + H2S04 = K2S04 + H2O =>
2 KOH + H2S04 = K2S04 + 2 H2O
CaCO3 + HNO3 = Ca(NO3)2 + H2CO3 = CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + H2CO3
Fe + [Fe(CN)6] = Fe4[Fe(CN)6]3 =>
4 Fe + 3[Fe(CN)6] = Fe4[Fe(CN)6]3
HCl + PbO3 = Cl2 + Pb + H2O =>
6 HCl + PbO3 = 3 Cl2 + Pb + 3 H2O
K2CO3 + SO3 = K2CO3(SO3)2 =>
K2CO3 + 2 SO3 = K2CO3(SO3)2
Li2CO3 + MgO + MnO2 = Li2MgMn3O8 + CO2 =>
Li2CO3 + MgO + 3 MnO2 = Li2MgMn3O8 + CO2
NaHSO3(s) = Na2SO3(s)SO2(g)H2O(l) =>
2 NaHSO3(s) = Na2SO3(s)SO2(g)H2O(l)
C3H12 + N3Cl12 = C3Cl12 + N3 + H6 =>
C3H12 + N3Cl12 = C3Cl12 + N3 + 2 H6
PbO + CO = Pb + CO2 =>
PbO + CO = Pb + CO2
Ca3(PO4)2 + Na2SO4 = Na3PO4 + CaSO4 =>
Ca3(PO4)2 + 3 Na2SO4 = 2 Na3PO4 + 3 CaSO4
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Équations équilibrées sur10/20/24
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