| Équations équilibrées la veille |
Ae4C3 + 12 H2O = 4 Ae(OH)3 + 3 CH4
Ti + Al = Ti3Al5 =>
3 Ti + 5 Al = Ti3Al5
S + H2 + O = H2SO4 =>
S + H2 + 4 O = H2SO4
(CH3COO)2Pb*3H2O + Na2Cr2O7 = PbCrO4 + CH3COONa + CH3COOH + H2O =>
2(CH3COO)2Pb*3H2O + Na2Cr2O7 = 2 PbCrO4 + 2 CH3COONa + 2 CH3COOH + 5 H2O
Pb(NO3)2 + Zn(NO3)2 = Pb(NO3)2Zn(NO3)2 =>
Pb(NO3)2 + Zn(NO3)2 = Pb(NO3)2Zn(NO3)2
Mn(NO3)2*4H2O + CO(NH2)2 = CO2 + H2O + N2 + MnO =>
3 Mn(NO3)2*4H2O + 5 CO(NH2)2 = 5 CO2 + 22 H2O + 8 N2 + 3 MnO
Co(OH)2 + H2SO4 = CoSO4 + H2O =>
Co(OH)2 + H2SO4 = CoSO4 + 2 H2O
(a)S8 + O2 = SO3 =>
(a)S8 + 12 O2 = 8 SO3
CaCl2 + H2(SO4) = Ca(SO4) + ClH =>
CaCl2 + H2(SO4) = Ca(SO4) + 2 ClH
N2S + HNO3 = H2SO4 + NO2 + H2O =>
N2S + 14 HNO3 = H2SO4 + 16 NO2 + 6 H2O
Ta + N = TaN =>
Ta + N = TaN
H2S + F2 = SF2 + HF =>
H2S + 2 F2 = SF2 + 2 HF
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
CH3CH2COOH + NH4OH = H2O + CH3CH2COONH4 =>
CH3CH2COOH + NH4OH = H2O + CH3CH2COONH4
PbNO3 + CrSO3 = PbSO3 + CrNO3 =>
PbNO3 + CrSO3 = PbSO3 + CrNO3
*FeO + H2O = *Fe(HO)2 =>
*FeO + H2O = *Fe(HO)2
VOSO4 + C5H7O2{-} = VO(C5H7O2)2 + SO4{-2} =>
VOSO4 + 2 C5H7O2{-} = VO(C5H7O2)2 + SO4{-2}
NO2 + OH{-} = NO2{-} + NO3{-} + H2O =>
2 NO2 + 2 OH{-} = NO2{-} + NO3{-} + H2O
Sb2S3(s) + O2(g) = Sb2O3(s) + SO2(g) =>
2 Sb2S3(s) + 9 O2(g) = 2 Sb2O3(s) + 6 SO2(g)
Xe + F2 = XeF2 =>
Xe + F2 = XeF2
CH3CCCH3 + KMnO4 = CH3COOK + MnO2 =>
CH3CCCH3 + 2 KMnO4 = 2 CH3COOK + 2 MnO2
Fe + Pb(No3)2 = Pb + Fe(No3)2 =>
Fe + Pb(No3)2 = Pb + Fe(No3)2
SrSO3 + HClO4 = H2SO3 + Sr(ClO4)2 =>
SrSO3 + 2 HClO4 = H2SO3 + Sr(ClO4)2
CH4 + N3Cl4 = CCl4 + N2 + H2 =>
2 CH4 + 2 N3Cl4 = 2 CCl4 + 3 N2 + 4 H2
NH4OH + H3PO4 = N3H12P1O4 + H2O =>
3 NH4OH + H3PO4 = N3H12P1O4 + 3 H2O
NH4Br + H2SO3 = HNH4 + Br2SO3 =>
2 NH4Br + H2SO3 = 2 HNH4 + Br2SO3
Cu + NCl2 = CuCl2 + N =>
Cu + NCl2 = CuCl2 + N
C4H9COOH + CH3 = CH3COOC4H9 + H2O =>
10 C4H9COOH + 4 CH3 = 9 CH3COOC4H9 + 2 H2O
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
CaC03 + SO2 + O2 = CaO2 + CO3SO2 =>
2 CaC03 + 6 SO2 + 11 O2 = 2 CaO2 + 6 CO3SO2
C4H4K2O6 + O2 = CO2 + H2O + K2O =>
2 C4H4K2O6 + 5 O2 = 8 CO2 + 4 H2O + 2 K2O
Pr + Ru + Al = Pr5Ru3Al2 =>
5 Pr + 3 Ru + 2 Al = Pr5Ru3Al2
Fe(NO3)3 + KNCS = Fe(NCS) + K + NO3 =>
Fe(NO3)3 + KNCS = Fe(NCS) + K + 3 NO3
PBO2 + NaOH = Na2PBO3 + H2O =>
PBO2 + 2 NaOH = Na2PBO3 + H2O
He + Cl2 = HeCl =>
2 He + Cl2 = 2 HeCl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NH4NO3 + Ba3(PO4)2 = (NH4)3PO4 + Ba(NO3)2 =>
6 NH4NO3 + Ba3(PO4)2 = 2(NH4)3PO4 + 3 Ba(NO3)2
(NH4)2CO3 + K2S = (NH4)2S + K2CO3 =>
(NH4)2CO3 + K2S = (NH4)2S + K2CO3
NaI + KIO3 + HCl = KCl + I2 + NaCl + H2O =>
5 NaI + KIO3 + 6 HCl = KCl + 3 I2 + 5 NaCl + 3 H2O
Zn + Cr(NO3)3 = Zn(NO3)2 + Cr(NO3)2 =>
Zn + 2 Cr(NO3)3 = Zn(NO3)2 + 2 Cr(NO3)2
C9H8O4 + FeCl3 = Fe(C9H5O4) + HCl =>
C9H8O4 + FeCl3 = Fe(C9H5O4) + 3 HCl
FeCl3(aq) + Pb(NO3)2(aq) = Fe(NO3)3 + PbCl2 =>
2 FeCl3(aq) + 3 Pb(NO3)2(aq) = 2 Fe(NO3)3 + 3 PbCl2
CO + Fe2O3 = Fe + CO2 =>
3 CO + Fe2O3 = 2 Fe + 3 CO2
N2H9PO4 + N2H16B4O11 + C2H6O = BPN + CO2 + H2O + N2 =>
24 N2H9PO4 + 6 N2H16B4O11 + C2H6O = 24 BPN + 2 CO2 + 159 H2O + 18 N2
Ni{2+} + C2H3O2{-} = Ni(C2H3O2)2 =>
Ni{2+} + 2 C2H3O2{-} = Ni(C2H3O2)2
ZnI2 + H2SO4 = ZnSO4 + HI =>
ZnI2 + H2SO4 = ZnSO4 + 2 HI
H2SO4 + C = SO + CO2 + H2O =>
H2SO4 + C = SO + CO2 + H2O
I2 + KClO3 + H2O = KIO3 + HIO2 + HCl3 =>
5 I2 + 9 KClO3 + 2 H2O = 9 KIO3 + HIO2 + 3 HCl3
Rb + RbNO3 = RbO2 + N2 =>
Rb + 2 RbNO3 = 3 RbO2 + N2
Ca(ClO3)2 = Ca + ClO3 =>
Ca(ClO3)2 = Ca + 2 ClO3
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