| Équations équilibrées la veille |
2 Nb + Fe + 2 B + 199 Al = Nb2FeB2Al199
VO + Fe2O3 = V2O5 + FeO =>
2 VO + 3 Fe2O3 = V2O5 + 6 FeO
Rb(OH)2 + HClO2 = Rb(ClO2)2 + H2O =>
Rb(OH)2 + 2 HClO2 = Rb(ClO2)2 + 2 H2O
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
C53H102O6 + O2 = CO2 + H2O =>
2 C53H102O6 + 151 O2 = 106 CO2 + 102 H2O
Zn + NaOH = ZnO + H2O + Na =>
Zn + 2 NaOH = ZnO + H2O + 2 Na
Rb2SO4 + H2O = RbOH + H2SO4 =>
Rb2SO4 + 2 H2O = 2 RbOH + H2SO4
NaHCO3(aq) + CaHPO4(aq) = NaCaPO4(aq) + CO2(g) + H2O(l) =>
NaHCO3(aq) + CaHPO4(aq) = NaCaPO4(aq) + CO2(g) + H2O(l)
CoCl2 + Na2Co3 = Co2Co3 + NaCl =>
5 CoCl2 + 5 Na2Co3 = 4 Co2Co3 + 10 NaCl
CaCO3 + Li3N = Li2CO3 + Ca3N2 =>
3 CaCO3 + 2 Li3N = 3 Li2CO3 + Ca3N2
CoCl2 + Na2Co3 = Co2Co3 + NaCl =>
5 CoCl2 + 5 Na2Co3 = 4 Co2Co3 + 10 NaCl
Ca(ClO2)2 + (NH4)3PO4 = NH4ClO2 + Ca3(PO4)2 =>
3 Ca(ClO2)2 + 2(NH4)3PO4 = 6 NH4ClO2 + Ca3(PO4)2
C19H38O2 + O2 = C02 + H2O =>
2 C19H38O2 + 17 O2 = 19 C02 + 38 H2O
H2SO4 + Zn = H2 + ZnSO4 =>
H2SO4 + Zn = H2 + ZnSO4
(CaO)2SiO2 + H2O = Ca3Si2O7(H2O)3 + Ca(OH)2 =>
2(CaO)2SiO2 + 4 H2O = Ca3Si2O7(H2O)3 + Ca(OH)2
Mg(OH)2 + (NH4)3(PO4) = Mg3(PO4)2 + NH4(OH) =>
3 Mg(OH)2 + 2(NH4)3(PO4) = Mg3(PO4)2 + 6 NH4(OH)
PtCl4 + I2 = PtI4 + Cl2 =>
PtCl4 + 2 I2 = PtI4 + 2 Cl2
SrCO3 + NH4Cl = SrCl2 + (NH4)2CO3 =>
SrCO3 + 2 NH4Cl = SrCl2 + (NH4)2CO3
Mg + P4 + O2 = Mg3(PO4)2 =>
6 Mg + P4 + 8 O2 = 2 Mg3(PO4)2
CoO3 + CO = Co + CO2 =>
CoO3 + 3 CO = Co + 3 CO2
SnS + H2SO4 = SnSO4 + H2S =>
SnS + H2SO4 = SnSO4 + H2S
C6H4ClNO2 + O2 = CO2 + H2O + HCl + NO2 =>
4 C6H4ClNO2 + 27 O2 = 24 CO2 + 6 H2O + 4 HCl + 4 NO2
KMnO4 + K2S + HClO4 = Mn(ClO4)2 + SO2 + KClO4 + H2O =>
6 KMnO4 + 5 K2S + 28 HClO4 = 6 Mn(ClO4)2 + 5 SO2 + 16 KClO4 + 14 H2O
Fe + H6S3O12 = FeSO4 + H2O + SO2 =>
3 Fe + 2 H6S3O12 = 3 FeSO4 + 6 H2O + 3 SO2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Ag2CO3 + NH3 = AgNH3 + CO3 =>
Ag2CO3 + 2 NH3 = 2 AgNH3 + CO3
C3H8(g) + O2(g) = C02(g) + H2O(l) =>
2 C3H8(g) + 4 O2(g) = 3 C02(g) + 8 H2O(l)
CH3CH2CH2CH2Br + CH3OH = CH3CH2CH2OH + HBr =>
CH3CH2CH2CH2Br + 2 CH3OH = 2 CH3CH2CH2OH + HBr
Mn{2+} + HS2O8{-} + H2O = MnO2(s) + HSO4{-} + H{+} =>
Mn{2+} + HS2O8{-} + 2 H2O = MnO2(s) + 2 HSO4{-} + 3 H{+}
NaCO3 + H2O = NaCO4 + H2 =>
NaCO3 + H2O = NaCO4 + H2
Fe + AgNO3 = Ag + Fe(NO3)2 =>
Fe + 2 AgNO3 = 2 Ag + Fe(NO3)2
FeCl3 + K[Fe(CN)6] = Fe[Fe(CN)6] + KCl3 =>
FeCl3 + K[Fe(CN)6] = Fe[Fe(CN)6] + KCl3
Cu2S + KOH = Cu(OH)2 + S + K =>
Cu2S + 4 KOH = 2 Cu(OH)2 + S + 4 K
As2S5 + HNO3 = H2SO4 + NO2 + H3AsO4 + H2O =>
As2S5 + 40 HNO3 = 5 H2SO4 + 40 NO2 + 2 H3AsO4 + 12 H2O
PtO2(s) = Pt(s) + O2(g) =>
PtO2(s) = Pt(s) + O2(g)
BaCO3 + NaCl = Na2CO3 + BaCl2 =>
BaCO3 + 2 NaCl = Na2CO3 + BaCl2
C56H14 + O2 = CO2 + H2O =>
2 C56H14 + 119 O2 = 112 CO2 + 14 H2O
C2H5COOH + Ca = C2H5COOCa + H2 =>
2 C2H5COOH + 2 Ca = 2 C2H5COOCa + H2
MnO + H2O2 = MnO2 + H2O =>
MnO + H2O2 = MnO2 + H2O
Pb(CH3COO)2 + NaOH = Pb(OH)2 + CH3COONa =>
Pb(CH3COO)2 + 2 NaOH = Pb(OH)2 + 2 CH3COONa
Si3H8 = Si + H2 =>
Si3H8 = 3 Si + 4 H2
SO4 + I2 = SO2 + IO3 =>
3 SO4 + I2 = 3 SO2 + 2 IO3
Cu2O + HBr = CuBr + H2O =>
Cu2O + 2 HBr = 2 CuBr + H2O
TeO3 + H2O = H2TeO4 =>
TeO3 + H2O = H2TeO4
AlBr3 + K2SO3 = Al2O3 + SO2 + KBr =>
2 AlBr3 + 3 K2SO3 = Al2O3 + 3 SO2 + 6 KBr
U(CO3)3 + Na = Na2CO3 + U =>
U(CO3)3 + 6 Na = 3 Na2CO3 + U
C5H6O4 + NaOH = C5H5O4Na + H2O =>
C5H6O4 + NaOH = C5H5O4Na + H2O
Ni(OH)2 + NaOH = NiNa(OH)3 =>
Ni(OH)2 + NaOH = NiNa(OH)3
LiCl(aq) + KOH(aq) = LiOH(aq) + KCl(aq) =>
LiCl(aq) + KOH(aq) = LiOH(aq) + KCl(aq)
ZnO + LiCl = ZnCl2 + Li2O =>
ZnO + 2 LiCl = ZnCl2 + Li2O
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