| Équations équilibrées la veille |
Ca2 + 2 MgO = 2 CaO + Mg2
Fe3(SO4)3 + H2S = Fe2S3 + H2O + SO3 =>
8 Fe3(SO4)3 + 33 H2S = 12 Fe2S3 + 33 H2O + 21 SO3
NaCl(aq) + Hg2(C2H3O2)2(aq) = Na(C2H3O2)2(s) + ClHg2(ag) =>
NaCl(aq) + Hg2(C2H3O2)2(aq) = Na(C2H3O2)2(s) + ClHg2(ag)
K2CO3 + HClO4 = H2CO3 + KClO4 =>
K2CO3 + 2 HClO4 = H2CO3 + 2 KClO4
Zn + AgCl(g) = ZnCl2 + Ag(g) =>
Zn + 2 AgCl(g) = ZnCl2 + 2 Ag(g)
NH3 + I2 = I3N*NH3 + NH4I =>
5 NH3 + 3 I2 = I3N*NH3 + 3 NH4I
ICl = I2 + Cl2 =>
2 ICl = I2 + Cl2
Na2O + P4O10 = Na3PO4 =>
6 Na2O + P4O10 = 4 Na3PO4
KI(aq) + FeCl3(aq) = FeI3() + KCl() =>
3 KI(aq) + FeCl3(aq) = FeI3() + 3 KCl()
K4[Fe(CN)6] + CoCl2 = Co2[Fe(CN)6] + KCl =>
K4[Fe(CN)6] + 2 CoCl2 = Co2[Fe(CN)6] + 4 KCl
CH3COOH + Ca(OH)2 = CH3COO{-} + H2O + Ca{2+} =>
2 CH3COOH + Ca(OH)2 = 2 CH3COO{-} + 2 H2O + Ca{2+}
CH3CH2COOH + O3 = CO2 + H2O =>
3 CH3CH2COOH + 7 O3 = 9 CO2 + 9 H2O
Ag2CO3(s) + HNO3(aq) = AgNO3(aq) + H2O(l) + CO2(g) =>
Ag2CO3(s) + 2 HNO3(aq) = 2 AgNO3(aq) + H2O(l) + CO2(g)
(NH4)Fe(SO4)2BaCl2 = (NH4)Cl2BaFe(SO4)2 =>
(NH4)Fe(SO4)2BaCl2 = (NH4)Cl2BaFe(SO4)2
AuCl3 + H3PO3 + H2O = Au + H3PO4 + HCl =>
2 AuCl3 + 3 H3PO3 + 3 H2O = 2 Au + 3 H3PO4 + 6 HCl
P = P205 =>
205 P = P205
Ba(OH)2*8H2O(s) + NH4Cl(s) = BaCl2 + H2O + NH3 =>
Ba(OH)2*8H2O(s) + 2 NH4Cl(s) = BaCl2 + 10 H2O + 2 NH3
C6H14O6 + O2 = CO2 + H2O =>
2 C6H14O6 + 13 O2 = 12 CO2 + 14 H2O
C2H5NH2 + HBr = C2H5NH3Br =>
C2H5NH2 + HBr = C2H5NH3Br
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
H2SO4 + POH = P2SO4 + H2O =>
H2SO4 + 2 POH = P2SO4 + 2 H2O
C19H22O6 + H2O = C2H5OH + CH3COOH =>
2 C19H22O6 + 21 H2O = 5 C2H5OH + 14 CH3COOH
V2O5 + H2O = HVO3 =>
V2O5 + H2O = 2 HVO3
C2Li2 + H2O = C2H2 + Li(OH) =>
C2Li2 + 2 H2O = C2H2 + 2 Li(OH)
Cu(NO3)2 + K2CrO4 = CuCrO4 + K(NO3) =>
Cu(NO3)2 + K2CrO4 = CuCrO4 + 2 K(NO3)
Na2S(aq) + Co(NO3)2(aq) = NaNO3 + CoS =>
Na2S(aq) + Co(NO3)2(aq) = 2 NaNO3 + CoS
K3PO4 + Al(NO3)3 = K3(NO3)3 + AlPO4 =>
K3PO4 + Al(NO3)3 = K3(NO3)3 + AlPO4
NaBr + Ag(No3) = Na(No3) + AgBr =>
NaBr + Ag(No3) = Na(No3) + AgBr
MgO + HBr = MgBr2 + H2O =>
MgO + 2 HBr = MgBr2 + H2O
V2O5 + H2O = HVO3 =>
V2O5 + H2O = 2 HVO3
HCOOCH3 + Ca(OH)2 = Ca(COOCH3)2 + H2O =>
2 HCOOCH3 + Ca(OH)2 = Ca(COOCH3)2 + 2 H2O
Ni + C4H7N2O2 = [Ni(C4H7N2O2)2] =>
Ni + 2 C4H7N2O2 = [Ni(C4H7N2O2)2]
Na2SO3 + HCl = NaCl + H2O + SO2 =>
Na2SO3 + 2 HCl = 2 NaCl + H2O + SO2
CH3Br + Br2 = HBr + CH2Br2 =>
CH3Br + Br2 = HBr + CH2Br2
HCl + HNO3 = H2O + Cl2 + NOCl =>
3 HCl + HNO3 = 2 H2O + Cl2 + NOCl
KI + H2SO4 = H2O + SO2 + I2 + KHSO4 =>
2 KI + 3 H2SO4 = 2 H2O + SO2 + I2 + 2 KHSO4
PbOHNO3 + HNO3 = Pb(NO3)2 + H2O =>
PbOHNO3 + HNO3 = Pb(NO3)2 + H2O
PBSO4(s) + HNO3(aq) = PB(NO3)2(aq) + H2SO4(aq) =>
PBSO4(s) + 2 HNO3(aq) = PB(NO3)2(aq) + H2SO4(aq)
NH4OH + H2SO4 = [NH4]2SO4 + H2O =>
2 NH4OH + H2SO4 = [NH4]2SO4 + 2 H2O
C4H6O(g) + O2(g) = CO2(g) + H2O(l) =>
C4H6O(g) + 5 O2(g) = 4 CO2(g) + 3 H2O(l)
KCN + HClO = KCl + CNOH =>
KCN + HClO = KCl + CNOH
Fe2O3(s) = Fe + O2(s) =>
2 Fe2O3(s) = 4 Fe + 3 O2(s)
NH4 + H2O = NO2 + H2 =>
NH4 + 2 H2O = NO2 + 4 H2
(NH4)2BeF4 = BeF2 + NH3 + HF =>
(NH4)2BeF4 = BeF2 + 2 NH3 + 2 HF
CuNaCl = NaCl(Cu) =>
CuNaCl = NaCl(Cu)
H2 + Ta2O3 = Ta + H2O =>
3 H2 + Ta2O3 = 2 Ta + 3 H2O
K2SiO3 + CH3COOH = H2SiO3 + CH3COOK =>
K2SiO3 + 2 CH3COOH = H2SiO3 + 2 CH3COOK
H + P = H3P =>
3 H + P = H3P
KIO3 + KI + H2S = I2 + K2S + H2O =>
KIO3 + 5 KI + 3 H2S = 3 I2 + 3 K2S + 3 H2O
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