| Équations équilibrées la veille |
4 CaCO3 + 2 SiO2 = Ca4(SiO4)2 + 4 CO2
NaHCO3(s) + H3C5H5O7(s) = H2O(l) + CO2(g) + Na3C5H5O7(ac) =>
3 NaHCO3(s) + H3C5H5O7(s) = 3 H2O(l) + 3 CO2(g) + Na3C5H5O7(ac)
AgNO2 + NH3 = Ag(NH3) + NO2 =>
AgNO2 + NH3 = Ag(NH3) + NO2
LiNO3 = Li2O + NO2 + O2 =>
4 LiNO3 = 2 Li2O + 4 NO2 + O2
SrCl2 + K2CO3 = Sr2(CO3)2 + KCl =>
2 SrCl2 + 2 K2CO3 = Sr2(CO3)2 + 4 KCl
I2O7 + MgO = MgI2 + O2 =>
I2O7 + MgO = MgI2 + 4 O2
NH4OH + NaCl = NH3 + NaCl*H2O =>
NH4OH + NaCl = NH3 + NaCl*H2O
HCl(aq) + NiS(s) = NiCl2(aq) + H2S(aq) =>
2 HCl(aq) + NiS(s) = NiCl2(aq) + H2S(aq)
HCI + Al(OH)3 = Al(CI)3 + H(OH) =>
3 HCI + Al(OH)3 = Al(CI)3 + 3 H(OH)
Se + KOH = K2SeO3 + KSe + H2O =>
5 Se + 6 KOH = K2SeO3 + 4 KSe + 3 H2O
CH3CH2CH(NH2)COOH + CH3OH = CH3CH2CH(NH2)COOCH3 + H2O =>
CH3CH2CH(NH2)COOH + CH3OH = CH3CH2CH(NH2)COOCH3 + H2O
Na2CO3(s) + HCl(aq) = NaCl(aq) + H2CO3(s) =>
Na2CO3(s) + 2 HCl(aq) = 2 NaCl(aq) + H2CO3(s)
MgSO4 + C10H14N2Na2O8 = NaSO4 + C10H14N2Mg2O8 =>
2 MgSO4 + C10H14N2Na2O8 = 2 NaSO4 + C10H14N2Mg2O8
SnCl4 + Fe = SnCl2 + FeCl2 =>
SnCl4 + Fe = SnCl2 + FeCl2
Ag + CuSO4(aq) = Cu + Ag2SO4 =>
2 Ag + CuSO4(aq) = Cu + Ag2SO4
Ca + HCl = Ca3H2 + Cl =>
3 Ca + 2 HCl = Ca3H2 + 2 Cl
Co(NO3)2(aq) + NaOH(aq) = Co(OH)2(s) + NaNO3(aq) =>
Co(NO3)2(aq) + 2 NaOH(aq) = Co(OH)2(s) + 2 NaNO3(aq)
CH3OH + K2Cr2O7 + H2SO4 = CO2H2 + Cr2(SO4)3 + H2O + K2SO4 =>
3 CH3OH + 2 K2Cr2O7 + 8 H2SO4 = 3 CO2H2 + 2 Cr2(SO4)3 + 11 H2O + 2 K2SO4
HNO3(aq) + I2(s) = HIO3(aq) + NO2(g) + H2O(g) =>
10 HNO3(aq) + I2(s) = 2 HIO3(aq) + 10 NO2(g) + 4 H2O(g)
BaCl2(s) + Na2SO4(aq) = NaCl(s) + BaSO4(s) =>
BaCl2(s) + Na2SO4(aq) = 2 NaCl(s) + BaSO4(s)
FeCl3(aq) + NaOH(aq) = Fe(OH)3(s) + NaCl(s) =>
FeCl3(aq) + 3 NaOH(aq) = Fe(OH)3(s) + 3 NaCl(s)
CH4 + CuO = CO2 + H2O + Cu =>
CH4 + 4 CuO = CO2 + 2 H2O + 4 Cu
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
Fe(OH)3 + BaO = Fe2(BaO2)3 + H2O =>
2 Fe(OH)3 + 3 BaO = Fe2(BaO2)3 + 3 H2O
H2 + Pt = H2Pt =>
H2 + Pt = H2Pt
FeSAs + O2 = Fe2O3 + SO2 + As2O3 =>
2 FeSAs + 5 O2 = Fe2O3 + 2 SO2 + As2O3
NH3 + CH3CO2H = NH4CH3CO2 =>
NH3 + CH3CO2H = NH4CH3CO2
CuCl2 + Ag(NO3) = AgCl + Cu(NO3)2 =>
CuCl2 + 2 Ag(NO3) = 2 AgCl + Cu(NO3)2
Zn + CuS0 = Cu + ZnS0 =>
Zn + CuS0 = Cu + ZnS0
Na + C2H2 = H2 + C2Na2 =>
2 Na + C2H2 = H2 + C2Na2
LiOH + H2CO3 = Li2CO3 + H2O =>
2 LiOH + H2CO3 = Li2CO3 + 2 H2O
Tl(OH)3 = Tl2O3 + H2O =>
2 Tl(OH)3 = Tl2O3 + 3 H2O
PbO4 + H2 = Pb + H2O =>
PbO4 + 4 H2 = Pb + 4 H2O
N2O4 + H2O = HNO2 + O2 =>
2 N2O4 + 2 H2O = 4 HNO2 + O2
Ni + (PO4)3 = Ni3(PO4)2 =>
9 Ni + 2(PO4)3 = 3 Ni3(PO4)2
Na2C2O4 + HCl = Cl2 + Na2C2O4H =>
2 Na2C2O4 + 2 HCl = Cl2 + 2 Na2C2O4H
FeFeO3 + CO = Fe + CO2 =>
FeFeO3 + 3 CO = 2 Fe + 3 CO2
Na2SO4 + BaI2 = Na2I2 + SO4Ba =>
Na2SO4 + BaI2 = Na2I2 + SO4Ba
ZnF2 = Zn + F2 =>
ZnF2 = Zn + F2
Ag(NH3)2 + Cl + HNO3 = AgCl + NH4NO3 =>
Ag(NH3)2 + Cl + 2 HNO3 = AgCl + 2 NH4NO3
C2H5OH6 + O2 = H2O + CO2 =>
4 C2H5OH6 + 17 O2 = 22 H2O + 8 CO2
Ni + C + H + N + O = NiCHNO =>
Ni + C + H + N + O = NiCHNO
P + KOH = P2O5 + K2O + H2 =>
2 P + 10 KOH = P2O5 + 5 K2O + 5 H2
Pb(CO3)2 = PbO2 + CO2 =>
Pb(CO3)2 = PbO2 + 2 CO2
KOH + H2O + Al4C3 = CH4 + KAlO2 =>
4 KOH + 4 H2O + Al4C3 = 3 CH4 + 4 KAlO2
Cr(OH3)3 + NaOH = Cr + Na + H2O =>
Cr(OH3)3 + 3 NaOH = Cr + 3 Na + 6 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
K2(OH) + HSO4 = K2SO4 + H2O =>
K2(OH) + HSO4 = K2SO4 + H2O
LiMnO4 + Na2C2O4 + H2SO4 = MnSO4 + Li2SO4 + Na2SO4 + H2O + CO2 =>
2 LiMnO4 + 5 Na2C2O4 + 8 H2SO4 = 2 MnSO4 + Li2SO4 + 5 Na2SO4 + 8 H2O + 10 CO2
(NH4)2CO3 + As2Ba3O8 = (NH4)3AsO4 + BaCO3 =>
3(NH4)2CO3 + As2Ba3O8 = 2(NH4)3AsO4 + 3 BaCO3
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