| Équations équilibrées la veille |
5 H2 + 4 PB = 2 P2H3 + 4 BH
ClO = O2 + Cl =>
2 ClO = O2 + 2 Cl
H2SO4 + BrK = Br2 + K2SO4 + SO2 + H2O =>
2 H2SO4 + 2 BrK = Br2 + K2SO4 + SO2 + 2 H2O
C6H5NO2 + HCl + Sn = C6H5NH2Cl + SnCl4 + H2O =>
4 C6H5NO2 + 24 HCl + 5 Sn = 4 C6H5NH2Cl + 5 SnCl4 + 8 H2O
KI + H2SO4 + PbO2 = K2SO4 + HIO3 + H2O + PbSO4 =>
2 KI + 7 H2SO4 + 6 PbO2 = K2SO4 + 2 HIO3 + 6 H2O + 6 PbSO4
KBr + Cl{2} = KCl + Br{2} =>
KBr + Cl{2} = KCl + Br{2}
RbH + HCl = RbCl + H2Rb =>
3 RbH + HCl = RbCl + 2 H2Rb
KN03 + MnO2 + KOH + H2O = KMnO4 + NH4 =>
3 KN03 + 11 MnO2 + 8 KOH + 14 H2O = 11 KMnO4 + 9 NH4
PbO2 + HCl(aq) = PbCl2(s) + Cl2(g) + H2O(l) =>
PbO2 + 4 HCl(aq) = PbCl2(s) + Cl2(g) + 2 H2O(l)
KNO2 + Au(ClO4)3 = K(ClO4) + Au(NO2)3 =>
3 KNO2 + Au(ClO4)3 = 3 K(ClO4) + Au(NO2)3
Pb(OH)2 + CO2 = Pb2(OH)2CO3 + H2O =>
2 Pb(OH)2 + CO2 = Pb2(OH)2CO3 + H2O
Fe(CH3COO)3 + K2S = KCH3COO + Fe2S3 =>
2 Fe(CH3COO)3 + 3 K2S = 6 KCH3COO + Fe2S3
Mg(OH)2 + NaOH = Mg(OH)3{-} + Na{+}¨ =>
Mg(OH)2 + NaOH = Mg(OH)3{-} + Na{+}¨
C11H22 + O = CO2 + H2O =>
C11H22 + 33 O = 11 CO2 + 11 H2O
NO2 + H2O = NH3 + OH =>
NO2 + 5 H2O = NH3 + 7 OH
CCl3CH(OH)2 + NaOH = CHCl3 + HCOONa + H2O =>
CCl3CH(OH)2 + NaOH = CHCl3 + HCOONa + H2O
SnH4 = Sn + H2 =>
SnH4 = Sn + 2 H2
Na2Cr2O7 + H2SO4 + H2O2 = H3CrO8 + Na2SO4 + H2O =>
Na2Cr2O7 + H2SO4 + 7 H2O2 = 2 H3CrO8 + Na2SO4 + 5 H2O
NH4Br + I2 = NH4I + Br2 =>
2 NH4Br + I2 = 2 NH4I + Br2
MgNH4PO4H2O = Mg2P2O7 + NH3 + H2O =>
2 MgNH4PO4H2O = Mg2P2O7 + 2 NH3 + 3 H2O
Sn + CO = SnCO =>
Sn + CO = SnCO
Mn3(PO4)7 + Mo2(SO4)5 = Mn2(SO4)7 + Mo3(PO4)5 =>
10 Mn3(PO4)7 + 21 Mo2(SO4)5 = 15 Mn2(SO4)7 + 14 Mo3(PO4)5
HCl2 + MgNO3 = MgCl2 + HNO3 =>
HCl2 + MgNO3 = MgCl2 + HNO3
C9H8O2 + Br = C9H8Br2O2 =>
C9H8O2 + 2 Br = C9H8Br2O2
C4 + H2O = CO4 + H2 =>
C4 + 16 H2O = 4 CO4 + 16 H2
HCN + H2 = H3CNH2 =>
HCN + 2 H2 = H3CNH2
NaClAgNO3 = NaNO3AgCl =>
NaClAgNO3 = NaNO3AgCl
C10H11BrO + CH5N = C11H15NO + HBr =>
C10H11BrO + CH5N = C11H15NO + HBr
Ag + K2CrO4 = K + Ag2CrO4 =>
2 Ag + K2CrO4 = 2 K + Ag2CrO4
CO3{-2} + H3O{+} + e = HC + H2O =>
CO3{-2} + 7 H3O{+} + 5e = HC + 10 H2O
Al1 + Cl2 = AlCl =>
2 Al1 + Cl2 = 2 AlCl
Pb2 + O2 = Pb4O2 =>
2 Pb2 + O2 = Pb4O2
LiNO3 + KCl = LiCl + KNO3 =>
LiNO3 + KCl = LiCl + KNO3
Ni + CuSO4 = NiSO4 + Cu =>
Ni + CuSO4 = NiSO4 + Cu
Cr + Pb{2+} = Pb + Cr{3+} =>
2 Cr + 3 Pb{2+} = 3 Pb + 2 Cr{3+}
Mg + HNO2 = Mg(NO3)2 + N2 + H2O =>
Mg + 4 HNO2 = Mg(NO3)2 + N2 + 2 H2O
[CoBr(NH3)5] + OH = [Co(NH3)5OH] + Br =>
[CoBr(NH3)5] + OH = [Co(NH3)5OH] + Br
SO2 + Mg = MgO + S =>
SO2 + 2 Mg = 2 MgO + S
Hg(OH)2 = Hg + O2 + H2O =>
2 Hg(OH)2 = 2 Hg + O2 + 2 H2O
HgO = Hg + O2(t) =>
2 HgO = 2 Hg + O2(t)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
KMnO4 + FeI2 + H2SO4 = K2SO4 + MnSO4 + Fe2(SO4)3 + I2 + H2O =>
6 KMnO4 + 10 FeI2 + 24 H2SO4 = 3 K2SO4 + 6 MnSO4 + 5 Fe2(SO4)3 + 10 I2 + 24 H2O
TiO + Al = Ti + AlO =>
TiO + Al = Ti + AlO
CH2O + Ag2O = Ag + CO2 + H2O =>
CH2O + 2 Ag2O = 4 Ag + CO2 + H2O
MgSO4 = MgO + SO3 =>
MgSO4 = MgO + SO3
UO2(NO3)2 + NaOH = Na2U2O7 + NaNO3 + H2O =>
2 UO2(NO3)2 + 6 NaOH = Na2U2O7 + 4 NaNO3 + 3 H2O
(NH4)2S + Co(NO3)2 = CoS + NH4NO3 =>
(NH4)2S + Co(NO3)2 = CoS + 2 NH4NO3
Ca(OH)2 + HC2H = CaC2 + H2O =>
Ca(OH)2 + HC2H = CaC2 + 2 H2O
CH3COOH + NH4OH = CH3COOOH + NH4H =>
CH3COOH + NH4OH = CH3COOOH + NH4H
Mg3(PO4)2 + AgNO3 = Ag3PO4 + Mg(NO3)2 =>
Mg3(PO4)2 + 6 AgNO3 = 2 Ag3PO4 + 3 Mg(NO3)2
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Équations équilibrées sur12/11/24
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