| Équations équilibrées la veille |
2 K2CrO4 + 2 H2SO4 = K2Cr2O7 + 2 KHSO4 + H2O
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
NiNO3 = Ni + NO3 =>
NiNO3 = Ni + NO3
CaH2O = CaOHH =>
CaH2O = CaOHH
H2SO4 + AlBr3 = HBr + Al2(SO4)3 =>
3 H2SO4 + 2 AlBr3 = 6 HBr + Al2(SO4)3
KClO3KCl = KCl + O2 =>
2 KClO3KCl = 4 KCl + 3 O2
HCHO + NaOH = CH3OH + HCOONa =>
2 HCHO + NaOH = CH3OH + HCOONa
[Ti(C5H5)2Cl2] + Zn + CH3CN = [Ti(C5H5)2(CH3CN)2]2[ZnCl4] =>
2[Ti(C5H5)2Cl2] + Zn + 4 CH3CN = [Ti(C5H5)2(CH3CN)2]2[ZnCl4]
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Na2[B2(OH)4(O2)2] + KMnO4 + H2SO4 = Na2SO4 + K2SO4 + O2 + Mn3(BO3)2 + H2O =>
4 Na2[B2(OH)4(O2)2] + 12 KMnO4 + 10 H2SO4 = 4 Na2SO4 + 6 K2SO4 + 19 O2 + 4 Mn3(BO3)2 + 18 H2O
Mn(NO3)2(aq) + NaOH(aq) = Mn(OH)2 + NaNO3(aq) =>
Mn(NO3)2(aq) + 2 NaOH(aq) = Mn(OH)2 + 2 NaNO3(aq)
HCl(aq)NaHSO3(s) = NaCl(aq)H2O(l)SO2(g) =>
HCl(aq)NaHSO3(s) = NaCl(aq)H2O(l)SO2(g)
C2H5OH = CH3 + CO2 + H2O =>
7 C2H5OH = 12 CH3 + 2 CO2 + 3 H2O
ZnS + KOH = K2S + Zn(OH)2 =>
ZnS + 2 KOH = K2S + Zn(OH)2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Na + MgCl2 = NaCl + Mg =>
2 Na + MgCl2 = 2 NaCl + Mg
K2Cr2O7 + KI + HNO3 = Cr(NO3)3 + I2 + H2O + KNO3 =>
K2Cr2O7 + 6 KI + 14 HNO3 = 2 Cr(NO3)3 + 3 I2 + 7 H2O + 8 KNO3
KMnO4 + KI + KOH = K2MnO2 + KIO4 + H2O =>
8 KMnO4 + 5 KI + 8 KOH = 8 K2MnO2 + 5 KIO4 + 4 H2O
NH4HCO3 + KOH = NH3 + H2O + KHCO3 =>
NH4HCO3 + KOH = NH3 + H2O + KHCO3
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
K3[Fe(CN)6] + Na2S + KOH = K4[Fe(CN)6] + S + NaOH =>
2 K3[Fe(CN)6] + Na2S + 2 KOH = 2 K4[Fe(CN)6] + S + 2 NaOH
FeCl2 + (NH4)2S = FeS + NH4Cl =>
FeCl2 + (NH4)2S = FeS + 2 NH4Cl
C3H6O + O2 = CO2 + H2O =>
C3H6O + 4 O2 = 3 CO2 + 3 H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
AgNO3 + (NH4)2CrO4 = Ag2CrO4 + NH4NO3 =>
2 AgNO3 + (NH4)2CrO4 = Ag2CrO4 + 2 NH4NO3
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
O1 = O3 =>
3 O1 = O3
KMnO4 + NaNO2 + H2O = MnO2 + NaNO3 + KOH2 =>
KMnO4 + 2 NaNO2 + H2O = MnO2 + 2 NaNO3 + KOH2
NaOH + Al2O3 = NaAlO2 + H2O =>
2 NaOH + Al2O3 = 2 NaAlO2 + H2O
CH4N2O + H3PO4 = CH7N2O5P =>
CH4N2O + H3PO4 = CH7N2O5P
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
H2C2O4*2H2O + KOH = K2C2O4 + H2O =>
H2C2O4*2H2O + 2 KOH = K2C2O4 + 4 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
AuNO3 + CaO = AuO + CaNO3 =>
AuNO3 + CaO = AuO + CaNO3
KMnO4 + NaNO2 + H2O = MnO2 + NaNO3 + KOH2 =>
KMnO4 + 2 NaNO2 + H2O = MnO2 + 2 NaNO3 + KOH2
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
Sm2(CO3)3 + HCl = SmCl3 + H2CO3 =>
Sm2(CO3)3 + 6 HCl = 2 SmCl3 + 3 H2CO3
CaOH + (NH4)2SO4 = Ca2SO4 + NH3 + H2O =>
2 CaOH + (NH4)2SO4 = Ca2SO4 + 2 NH3 + 2 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Al2O3 + NaOH = NaAlO2 + H2O =>
Al2O3 + 2 NaOH = 2 NaAlO2 + H2O
NaNO2 + KMnO4 + H2O = KOH + MnO2 + NaNO3 =>
3 NaNO2 + 2 KMnO4 + H2O = 2 KOH + 2 MnO2 + 3 NaNO3
Al + Hg(NO3)2 = Al2(NO3)3 + Hg =>
4 Al + 3 Hg(NO3)2 = 2 Al2(NO3)3 + 3 Hg
NiS + O2 = NiO + SO2 =>
2 NiS + 3 O2 = 2 NiO + 2 SO2
Na2S + CuCl2 = CuS + Na2Cl2 =>
Na2S + CuCl2 = CuS + Na2Cl2
Sn + O2 = SnO =>
2 Sn + O2 = 2 SnO
ZnCl2 + H2 = Cl2 + ZnH2 =>
ZnCl2 + H2 = Cl2 + ZnH2
BaSO3 + NaCl = BaCl2 + Na2SO3 =>
BaSO3 + 2 NaCl = BaCl2 + Na2SO3
[Fe(EDTA)]{+} + OH{-} = Fe(EDTA)OH =>
[Fe(EDTA)]{+} + OH{-} = Fe(EDTA)OH
Zn + CrCl3 = ZnCrCl3 =>
Zn + CrCl3 = ZnCrCl3
Ca(OH)2 + HI = H2O + CaI2 =>
Ca(OH)2 + 2 HI = 2 H2O + CaI2
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Équations équilibrées sur11/11/24
Équations équilibrées sur12/11/23
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