| Équations équilibrées la veille |
5 CH3CH2CHCH2 + 8 KMnO4 + 12 H2SO4 = 10 CH3COOH + 12 H2O + 8 MnSO4 + 4 K2SO4
Os + O2 = OsO =>
2 Os + O2 = 2 OsO
Fe(OH)2 + H2O2 = Fe(OH)3 =>
2 Fe(OH)2 + H2O2 = 2 Fe(OH)3
(CH3)2CO + NaClO = NaCH3COO + CHCl3 + NaOH =>
(CH3)2CO + 3 NaClO = NaCH3COO + CHCl3 + 2 NaOH
NaOHHCl = NaClH2O =>
NaOHHCl = NaClH2O
Li + BaO = LiBaO =>
Li + BaO = LiBaO
NH4VO3 + H2SO4 + Zn = V2(SO4)3 + ZnSO4 + NH3 + H2O =>
2 NH4VO3 + 5 H2SO4 + 2 Zn = V2(SO4)3 + 2 ZnSO4 + 2 NH3 + 6 H2O
FeCl3 + Br2 + NaOH = FeCl2 + BrOH + NaCl =>
2 FeCl3 + Br2 + 2 NaOH = 2 FeCl2 + 2 BrOH + 2 NaCl
Fe2O3 + CuSO4 = Fe2(SO4)3 + CuO =>
Fe2O3 + 3 CuSO4 = Fe2(SO4)3 + 3 CuO
Sn + HNO3 + HCl = SnCl4 + NO + H2O =>
3 Sn + 4 HNO3 + 12 HCl = 3 SnCl4 + 4 NO + 8 H2O
(NH4)2SO3 = NH4 + SO3 =>
(NH4)2SO3 = 2 NH4 + SO3
Ti + H3PO4 = Ti3(PO4)5 + H2 =>
6 Ti + 10 H3PO4 = 2 Ti3(PO4)5 + 15 H2
Cr(OH)4 = Cr + OH =>
Cr(OH)4 = Cr + 4 OH
Al + Na(OH) + H2O = Na(AlO2) + H2 =>
2 Al + 2 Na(OH) + 2 H2O = 2 Na(AlO2) + 3 H2
MnO2 = MnO + O2 =>
2 MnO2 = 2 MnO + O2
MgH2SO4 = MgSO4H2 =>
MgH2SO4 = MgSO4H2
KIO3 + KHSO3 = I2 + K2SO4 + H2SO4 + H2O =>
4 KIO3 + 10 KHSO3 = 2 I2 + 7 K2SO4 + 3 H2SO4 + 2 H2O
Cu2[Fe(CN)6] + NaOH = Na4[Fe(CN)6] + Cu(OH)2 =>
Cu2[Fe(CN)6] + 4 NaOH = Na4[Fe(CN)6] + 2 Cu(OH)2
CaCl2(aq) + Na3PO4(aq) = Ca3(PO4)2 + NaCl(aq) =>
3 CaCl2(aq) + 2 Na3PO4(aq) = Ca3(PO4)2 + 6 NaCl(aq)
KNO2 + HNO3 + PbO2 = KNO3 + Pb(NO3)2 + H2O =>
KNO2 + 2 HNO3 + PbO2 = KNO3 + Pb(NO3)2 + H2O
NaH + HNO3 = NaNO2 + H2O =>
NaH + HNO3 = NaNO2 + H2O
CH3CO2H + O2 = CO2 + H2O =>
CH3CO2H + 2 O2 = 2 CO2 + 2 H2O
Ca + Cl2 + Na2CO3 = CaCO3 + NaCl =>
Ca + Cl2 + Na2CO3 = CaCO3 + 2 NaCl
C4H10 + Br2 = C4H9Br + HBr =>
C4H10 + Br2 = C4H9Br + HBr
W + N2 = W2N9 =>
4 W + 9 N2 = 2 W2N9
FeCl3 + NH4HO = Fe(HO)3 + NH4Cl =>
FeCl3 + 3 NH4HO = Fe(HO)3 + 3 NH4Cl
Co2(SO4)3 + NaOH = Co(OH)3 + Na2SO4 =>
Co2(SO4)3 + 6 NaOH = 2 Co(OH)3 + 3 Na2SO4
C6H8O7 + FeO = Fe3(C6H5O7)2 + H2O =>
2 C6H8O7 + 3 FeO = Fe3(C6H5O7)2 + 3 H2O
MnO2 + HCl(aq) = Cl2(g) + MnCl2(aq) + H2O(l) =>
MnO2 + 4 HCl(aq) = Cl2(g) + MnCl2(aq) + 2 H2O(l)
HCO2H = H2O + CO =>
HCO2H = H2O + CO
(NH4)2Cr2O7 + NaOH = Na2Cr2O7 + NH3 + H2O =>
(NH4)2Cr2O7 + 2 NaOH = Na2Cr2O7 + 2 NH3 + 2 H2O
KBr(aq) + F2(g) = KF(aq) + Br2(g) =>
2 KBr(aq) + F2(g) = 2 KF(aq) + Br2(g)
P4(s) + Cl(g) = PCl3(l) =>
P4(s) + 12 Cl(g) = 4 PCl3(l)
P4 + HCl = PCl3 + H =>
P4 + 12 HCl = 4 PCl3 + 12 H
(NH4)2S + O2 = NH3 + SO2 + H2 =>
(NH4)2S + O2 = 2 NH3 + SO2 + H2
H3PO3 + Co(OH)3 = Co(PO3) + H2O =>
H3PO3 + Co(OH)3 = Co(PO3) + 3 H2O
Cu(s) + HgCl2(aq) = Hg(s) + CuCl(aq) =>
2 Cu(s) + HgCl2(aq) = Hg(s) + 2 CuCl(aq)
NH4VO3 + HCl = VOCl2 + NH4Cl + Cl2 + H2O =>
2 NH4VO3 + 8 HCl = 2 VOCl2 + 2 NH4Cl + Cl2 + 4 H2O
CaCl2 + HNO3 = Ca(NO3)2 + HCl =>
CaCl2 + 2 HNO3 = Ca(NO3)2 + 2 HCl
Ti + C = Ti4C3 =>
4 Ti + 3 C = Ti4C3
C2H4O2 + NaOH = C2H3NaO2 + H2O =>
C2H4O2 + NaOH = C2H3NaO2 + H2O
CH3CH2NH2 + CH3COOH = CH3COO + CH3CH2NH3 =>
CH3CH2NH2 + CH3COOH = CH3COO + CH3CH2NH3
SnO2 + OH{-} + H2O = Sn(OH)6{2-} =>
SnO2 + 2 OH{-} + 2 H2O = Sn(OH)6{2-}
C6H14 + HNO3 = C6H13NO2 + H2O =>
C6H14 + HNO3 = C6H13NO2 + H2O
C6H12O3 + O2 = CO2 + H2O =>
2 C6H12O3 + 15 O2 = 12 CO2 + 12 H2O
C8H9Cl + KMnO4 + H2SO4 = C7H6O2Cl + K2SO4 + MnSO4 + H2O + CO2 =>
10 C8H9Cl + 22 KMnO4 + 33 H2SO4 = 10 C7H6O2Cl + 11 K2SO4 + 22 MnSO4 + 48 H2O + 10 CO2
NH4(OH) + HF = (NH4)F + H2O =>
NH4(OH) + HF = (NH4)F + H2O
As2O3 + H2O = H3AsO3 =>
As2O3 + 3 H2O = 2 H3AsO3
Zn + MnO2 = ZnO + Mn2O3 =>
Zn + 2 MnO2 = ZnO + Mn2O3
Al + Hg(CH3)2 = Al2(CH3)3 + Hg =>
4 Al + 3 Hg(CH3)2 = 2 Al2(CH3)3 + 3 Hg
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