| Équations équilibrées la veille |
FeCl3 + Na3S = FeS + 3 NaCl
C2O2H2 + O2 = CO2 + H2O =>
2 C2O2H2 + 3 O2 = 4 CO2 + 2 H2O
Al2(SO3)3 + HBr = AlBr3 + H2O + SO2 =>
Al2(SO3)3 + 6 HBr = 2 AlBr3 + 3 H2O + 3 SO2
HgO + KI + H2O = K2[HgI4] + KOH =>
HgO + 4 KI + H2O = K2[HgI4] + 2 KOH
KOH + I2 = KI + KIO3 + H2 =>
6 KOH + 3 I2 = 4 KI + 2 KIO3 + 3 H2
CH3CHCHCH2CH3(Br)2 + Zn = CH3CHCHCH2CH3 + ZnBr2 =>
CH3CHCHCH2CH3(Br)2 + Zn = CH3CHCHCH2CH3 + ZnBr2
FeSO4 + Al2O3 = Fe(AlO2)2 + SO3 =>
FeSO4 + Al2O3 = Fe(AlO2)2 + SO3
S + OCl{-} + OH{-} = SO3{2-} + Cl{-} + H2O =>
S + 2 OCl{-} + 2 OH{-} = SO3{2-} + 2 Cl{-} + H2O
NH3 + O2 = N2NO3 + H2O =>
12 NH3 + 15 O2 = 4 N2NO3 + 18 H2O
VOSO4 + HCl + Zn + (NH4)2SO4 = NH4V(SO4)2 + ZnCl2 + NH4Cl + H2O =>
2 VOSO4 + 4 HCl + Zn + 2(NH4)2SO4 = 2 NH4V(SO4)2 + ZnCl2 + 2 NH4Cl + 2 H2O
AgCl = Ag + Cl2 =>
2 AgCl = 2 Ag + Cl2
Pb(NO3)2 = PbO + N02 + O2 =>
2 Pb(NO3)2 = 2 PbO + 2 N02 + 5 O2
Ca(OH)2K2CO3 = CaCO3K2(OH)2 =>
Ca(OH)2K2CO3 = CaCO3K2(OH)2
Mn + FeSO4 = MnSO4 + Fe =>
Mn + FeSO4 = MnSO4 + Fe
LiBH4 + AlCl3 = LiAlH4 + BCl3 =>
LiBH4 + AlCl3 = LiAlH4 + BCl3
Al + SO3 = Al(SO3)3 =>
Al + 3 SO3 = Al(SO3)3
NH4 + N2 = NH4N2 =>
NH4 + N2 = NH4N2
Sb2(SO4)3 + KMnO4 + H2O = H3SbO4 + K2SO4 + MnSO + H2SO4 =>
11 Sb2(SO4)3 + 4 KMnO4 + 60 H2O = 22 H3SbO4 + 2 K2SO4 + 4 MnSO + 27 H2SO4
NH4 + N2 = NH4N2 =>
NH4 + N2 = NH4N2
MnC2O4*2H2O + O2 = MnO + H2O + CO2 =>
2 MnC2O4*2H2O + O2 = 2 MnO + 4 H2O + 4 CO2
Fe(NO3)2 + H2O = Fe(OH)2 + HNO3 =>
Fe(NO3)2 + 2 H2O = Fe(OH)2 + 2 HNO3
ClO2 + H2S = S + H2O + HCl =>
2 ClO2 + 5 H2S = 5 S + 4 H2O + 2 HCl
O2 + Br2 = OBr2 =>
O2 + 2 Br2 = 2 OBr2
MnO4{-} + OH{-} + C2O4{2-} = Mn(OH)3 + CO3{2-} =>
MnO4{-} + 3 OH{-} + 2 C2O4{2-} = Mn(OH)3 + 4 CO3{2-}
(PO)4 = PO =>
(PO)4 = 4 PO
Cr2O7{-2} + S + H2O = Cr2O3 + SO2 + OH{-} =>
2 Cr2O7{-2} + 3 S + 2 H2O = 2 Cr2O3 + 3 SO2 + 4 OH{-}
Ag + Au(ClO4)3 = Au + AgClO4 =>
3 Ag + Au(ClO4)3 = Au + 3 AgClO4
Ni + Cl2 = Ni(Cl2)2 =>
Ni + 2 Cl2 = Ni(Cl2)2
CuSO4Ca(OH)2 = Cu(OH)2CaSO4 =>
CuSO4Ca(OH)2 = Cu(OH)2CaSO4
N2 + LiH = LiN3 + H2 =>
3 N2 + 2 LiH = 2 LiN3 + H2
CrO3 + HI = Cr2O3 + I + H2O =>
2 CrO3 + 6 HI = Cr2O3 + 6 I + 3 H2O
C6H12O6 + H2O = CO2 + H2 =>
C6H12O6 + 6 H2O = 6 CO2 + 12 H2
KMnO4 + Na2SO3 + H2SO4 = K2SO4 + MnSO4 + Na2SO4 + HOH =>
2 KMnO4 + 5 Na2SO3 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 5 Na2SO4 + 3 HOH
AlCl3 + H2SO4 = HCl + Al2(SO4)3 =>
2 AlCl3 + 3 H2SO4 = 6 HCl + Al2(SO4)3
P4 + Pd = PPd =>
P4 + 4 Pd = 4 PPd
Pb(CH3COO)2 + KI = Pb(I)2 + KCH3COO =>
Pb(CH3COO)2 + 2 KI = Pb(I)2 + 2 KCH3COO
Br2 + FeCl2 = FeBr2 + Cl2 =>
Br2 + FeCl2 = FeBr2 + Cl2
MnO2 + KCl + H2SO4 = MnSO4 + KHSO4 + Cl2 + H2O =>
MnO2 + 2 KCl + 3 H2SO4 = MnSO4 + 2 KHSO4 + Cl2 + 2 H2O
K2HgI4 + CH2O + NaOH = Hg + HCOONa + NaI + KI + H2O =>
K2HgI4 + CH2O + 3 NaOH = Hg + HCOONa + 2 NaI + 2 KI + 2 H2O
FeCl2 + NaCl = FeCl + NaCl2 =>
FeCl2 + NaCl = FeCl + NaCl2
KMnO4 + HCl = MnCl2 + KCl + Cl2 + H2O =>
2 KMnO4 + 16 HCl = 2 MnCl2 + 2 KCl + 5 Cl2 + 8 H2O
Li2O3CO2 = Li2CO3O2 =>
Li2O3CO2 = Li2CO3O2
Cr(s) + O(g) = Cr2O3(s) =>
2 Cr(s) + 3 O(g) = Cr2O3(s)
Zn + HNO3 = Zn(NO3)2 + H2 =>
Zn + 2 HNO3 = Zn(NO3)2 + H2
BeO + H2 = Be + H2O =>
BeO + H2 = Be + H2O
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
S + NaOH = Na2S2O3 + Na2S + H2O =>
4 S + 6 NaOH = Na2S2O3 + 2 Na2S + 3 H2O
CuCO3 + O2 = CO3 + CuO3 =>
2 CuCO3 + 3 O2 = 2 CO3 + 2 CuO3
AlCl3 + AgC2H3O2 = AgCl3 + AlC2H3O2 =>
AlCl3 + AgC2H3O2 = AgCl3 + AlC2H3O2
KMnO4 + Na2SO3 + H2SO4 = H2O + K2SO4 + MnSO4 + Na2SO4 =>
2 KMnO4 + 5 Na2SO3 + 3 H2SO4 = 3 H2O + K2SO4 + 2 MnSO4 + 5 Na2SO4
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