| Équations équilibrées la veille |
Cl2 + 2 NaI = 2 NaCl + I2
CrO4{2-} + CN{-} + H2O = CNO{-} + Cr(OH)4{-} + OH{-} =>
2 CrO4{2-} + 3 CN{-} + 5 H2O = 3 CNO{-} + 2 Cr(OH)4{-} + 2 OH{-}
CuCO3 + H2SO4 + Zn = Cu + CO2 + ZnSO4 + H2O =>
CuCO3 + H2SO4 + Zn = Cu + CO2 + ZnSO4 + H2O
SO2 + H2O + Fe2(SO4)3 = FeSO4 + H2SO4 =>
SO2 + 2 H2O + Fe2(SO4)3 = 2 FeSO4 + 2 H2SO4
AsH3 + C = As + CH3 =>
AsH3 + C = As + CH3
AgNO3 + I = AgINO3 =>
AgNO3 + I = AgINO3
Ca(ClO3)3 = Ca + O + Cl =>
Ca(ClO3)3 = Ca + 9 O + 3 Cl
CaCO3 + H3PO4 = Ca3(PO4)2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3
MgCl2 + Na3PO4 = Mg3(PO4)2 + NaCl =>
3 MgCl2 + 2 Na3PO4 = Mg3(PO4)2 + 6 NaCl
H(g) + O2(g) = H2O(g) =>
4 H(g) + O2(g) = 2 H2O(g)
AlI3(aq) + AgNO(aq) = AgI3(s) + AlNO(aq) =>
AlI3(aq) + AgNO(aq) = AgI3(s) + AlNO(aq)
Sn(CO3)2 + Ca(C2H3O2) = CaCO3 + Sn(C2H3O2)2 =>
Sn(CO3)2 + 2 Ca(C2H3O2) = 2 CaCO3 + Sn(C2H3O2)2
(NH4)2Fe(SO4)2*H2O + H2O2 + KOH = Fe(OH)3 + (NH4)2SO4 + K2SO4 + H2O =>
2(NH4)2Fe(SO4)2*H2O + H2O2 + 4 KOH = 2 Fe(OH)3 + 2(NH4)2SO4 + 2 K2SO4 + 2 H2O
C2H5OH + K2Cr2O7 + HCI = CH3COOH + CrCI3 + KCI + H2O =>
3 C2H5OH + 2 K2Cr2O7 + 16 HCI = 7 CH3COOH + 4 CrCI3 + 4 KCI + 3 H2O
C2H6 + Cl = C2H5Cl + H2 =>
2 C2H6 + 2 Cl = 2 C2H5Cl + H2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Zn + NiSO4 = Ni + Zn2SO4 =>
2 Zn + NiSO4 = Ni + Zn2SO4
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Mn(OH)2 + HClO4 = Mn(ClO4)2 + H2O =>
Mn(OH)2 + 2 HClO4 = Mn(ClO4)2 + 2 H2O
C2H4 + Br2 + H2O = C2H6O2 + HBr =>
C2H4 + Br2 + 2 H2O = C2H6O2 + 2 HBr
KMnO4 + NaHSO3 + NaOH = Na2MnO4 + K2SO4 + H2O =>
2 KMnO4 + NaHSO3 + 3 NaOH = 2 Na2MnO4 + K2SO4 + 2 H2O
V + O = V2O3 =>
2 V + 3 O = V2O3
C3H6O + [Ag(NH3)2]OH = C3H6O2 + Ag + H2O + NH3 =>
C3H6O + 2[Ag(NH3)2]OH = C3H6O2 + 2 Ag + H2O + 4 NH3
AgNO3 + (NH4)2CrO4 = Ag2CrO4 + NH4NO3 =>
2 AgNO3 + (NH4)2CrO4 = Ag2CrO4 + 2 NH4NO3
SO2 + HBr = Br + H2O + S =>
SO2 + 4 HBr = 4 Br + 2 H2O + S
WO3 + SiH4 = W + SiO2 + H2 =>
2 WO3 + 3 SiH4 = 2 W + 3 SiO2 + 6 H2
SO4{2-} = S + O2 + e =>
SO4{2-} = S + 2 O2 + 2e
BaHCO3 = Ba + HCO3 =>
BaHCO3 = Ba + HCO3
Mg2 + CuSO4 = Cu2 + MgSO4 =>
Mg2 + 2 CuSO4 = Cu2 + 2 MgSO4
Br + HNO3 = HBrO3 + NO2 + H2O =>
Br + 5 HNO3 = HBrO3 + 5 NO2 + 2 H2O
NaOH + Cl2 = NaCl + HClO4 + H2O =>
7 NaOH + 4 Cl2 = 7 NaCl + HClO4 + 3 H2O
CrO4{-} + H2SO4 = Cr2O7{2-} + H2O + SO4 =>
2 CrO4{-} + H2SO4 = Cr2O7{2-} + H2O + SO4
MgI2 + AgNO3 = AgI + Mg(NO3)2 =>
MgI2 + 2 AgNO3 = 2 AgI + Mg(NO3)2
AgNO3(I) + NaCl(s) = AgCl(s) + NaNO3(I) =>
AgNO3(I) + NaCl(s) = AgCl(s) + NaNO3(I)
NiCl2*6H2O + PC18H15 = [PC18H15]2[NiCl2] + H2O =>
NiCl2*6H2O + 2 PC18H15 = [PC18H15]2[NiCl2] + 6 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl =>
KMnO4 + 8 HCl = KCl + MnCl2 + 4 H2O + 5 Cl
(CH3)2CH(NH2)CHCOOH + O2 = CO2 + H2O + CO(NH2)2 =>
2(CH3)2CH(NH2)CHCOOH + 12 O2 = 9 CO2 + 9 H2O + CO(NH2)2
MnSO4 + PbO2 + HNO3 = Pb(MnO4)2 + PbSO4 + Pb(NO3) + H2O =>
6 MnSO4 + 13 PbO2 + 4 HNO3 = 3 Pb(MnO4)2 + 6 PbSO4 + 4 Pb(NO3) + 2 H2O
C6H14OH + O2 = CO2 + H2O =>
4 C6H14OH + 37 O2 = 24 CO2 + 30 H2O
Fe(OH)2 + FeSO4 + H2O = Fe(OH)3 + FeS =>
8 Fe(OH)2 + FeSO4 + 4 H2O = 8 Fe(OH)3 + FeS
Ag2O3 + H3PO4 = Ag(PO4) + H2O =>
Ag2O3 + 2 H3PO4 = 2 Ag(PO4) + 3 H2O
HC3H5O2 + NaOH = CH3CH2COONa + H2O =>
HC3H5O2 + NaOH = CH3CH2COONa + H2O
SnSO4 + KIO3 + H2SO4 = Sn(SO4)2 + I2 + K2SO4 + H2O =>
5 SnSO4 + 2 KIO3 + 6 H2SO4 = 5 Sn(SO4)2 + I2 + K2SO4 + 6 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl =>
KMnO4 + 8 HCl = KCl + MnCl2 + 4 H2O + 5 Cl
KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + O =>
2 KMnO4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 3 H2O + 5 O
Li + HF = LiF + H2 =>
2 Li + 2 HF = 2 LiF + H2
NO2 + H2 = HNO3 + NO =>
4 NO2 + H2 = 2 HNO3 + 2 NO
HI + HNO2 = I2 + NO + H2O =>
2 HI + 2 HNO2 = I2 + 2 NO + 2 H2O
Co(OH)2 + HCHO2 = Co(CHO2)2 + H2O =>
Co(OH)2 + 2 HCHO2 = Co(CHO2)2 + 2 H2O
Cl + P3 = PCl5 =>
15 Cl + P3 = 3 PCl5
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