| Équations équilibrées la veille |
2 Al(NO3)3 + 3 CaS = Al2S3 + 3 Ca(NO3)2
C4H6O6 + O2 = CO2 + H2O =>
2 C4H6O6 + 5 O2 = 8 CO2 + 6 H2O
H3AlO3 + OH = AlO3 + H2O =>
H3AlO3 + 3 OH = AlO3 + 3 H2O
H2SO4 + Cl2 = HOCl + SO2 =>
H2SO4 + Cl2 = 2 HOCl + SO2
Ca(OH)2 + (NH4)2CO3 = NH3 + CaCO3 + H2O =>
Ca(OH)2 + (NH4)2CO3 = 2 NH3 + CaCO3 + 2 H2O
HgS + HCl = HgCl2 + H2S =>
HgS + 2 HCl = HgCl2 + H2S
KClO3 + K2C2O4 + H2SO4 = K2SO4 + CO2 + ClO2 + H2O =>
2 KClO3 + K2C2O4 + 2 H2SO4 = 2 K2SO4 + 2 CO2 + 2 ClO2 + 2 H2O
NH4OH + O2 = NO + H2O =>
4 NH4OH + 5 O2 = 4 NO + 10 H2O
Na + FeSO4 = Na2SO4 + Fe =>
2 Na + FeSO4 = Na2SO4 + Fe
C3H5(NO3)3 = CO2 + H2O + N2 + O2 =>
4 C3H5(NO3)3 = 12 CO2 + 10 H2O + 6 N2 + O2
Cr + H2O = Cr(OH)3 + H2 =>
2 Cr + 6 H2O = 2 Cr(OH)3 + 3 H2
Na2S + Bi(NO3)3 = Bi2S3 + Na + NO3 =>
3 Na2S + 2 Bi(NO3)3 = Bi2S3 + 6 Na + 6 NO3
MgCl2 + Li2CO3 = MgCO3 + LiCl =>
MgCl2 + Li2CO3 = MgCO3 + 2 LiCl
NaVO3 + Zn + HCl = NaCl + VCl4 + ZnCl2 + H2O =>
2 NaVO3 + Zn + 12 HCl = 2 NaCl + 2 VCl4 + ZnCl2 + 6 H2O
NaAu(CN)2 + Zn = NaZn(CN)2 + Au =>
NaAu(CN)2 + Zn = NaZn(CN)2 + Au
CO2 + NaAl(OH)4 = Al(OH)3 + Na2CO3 + H2O =>
CO2 + 2 NaAl(OH)4 = 2 Al(OH)3 + Na2CO3 + H2O
Ca(CO3) + HCl = CaCl2 + H2(CO3) =>
Ca(CO3) + 2 HCl = CaCl2 + H2(CO3)
Al(NO3)3 + CaS = Al2S3 + Ca(NO3)2 =>
2 Al(NO3)3 + 3 CaS = Al2S3 + 3 Ca(NO3)2
Pb + H2SO4 = PbSO4 + H2 =>
Pb + H2SO4 = PbSO4 + H2
H2 + O3 = H2O2 =>
3 H2 + 2 O3 = 3 H2O2
NaCl + Br = NaBr + Cl2 =>
2 NaCl + 2 Br = 2 NaBr + Cl2
K2CrO4 + KI + H2O = Cr2O3 + I2 + KOH =>
2 K2CrO4 + 6 KI + 5 H2O = Cr2O3 + 3 I2 + 10 KOH
CH3CH2OH + HBr = CH3CH2CH2Br + H2O =>
3 CH3CH2OH + 2 HBr = 2 CH3CH2CH2Br + 3 H2O
C3H5(NO3)3 = CO2 + N + O + H2O =>
2 C3H5(NO3)3 = 6 CO2 + 6 N + O + 5 H2O
C4H6 + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 C4H6 + 22 KMnO4 + 33 H2SO4 = 20 CO2 + 22 MnSO4 + 11 K2SO4 + 48 H2O
PbO(s) + O2(g) = PbO2(s) =>
2 PbO(s) + O2(g) = 2 PbO2(s)
FeCl2 + NaOH + O2 + H2O = Fe(OH)3 + NaCl =>
4 FeCl2 + 8 NaOH + O2 + 2 H2O = 4 Fe(OH)3 + 8 NaCl
CH3CH2CH2OH + NaOH = CH3CH2CH2ONa + H2O =>
CH3CH2CH2OH + NaOH = CH3CH2CH2ONa + H2O
KOH + KNO3 + MnSO4 = KMnO4 + KNO2 + K2SO4 + H2O =>
6 KOH + 5 KNO3 + 2 MnSO4 = 2 KMnO4 + 5 KNO2 + 2 K2SO4 + 3 H2O
NaO2 + H2O = H2O2 + NaO =>
NaO2 + H2O = H2O2 + NaO
NO2(g) = NO(g) + O2(g) =>
2 NO2(g) = 2 NO(g) + O2(g)
NaCl + Br = NaBr + Cl2 =>
2 NaCl + 2 Br = 2 NaBr + Cl2
WF6 + H2O = WO3 + HF =>
WF6 + 3 H2O = WO3 + 6 HF
PbO2 + Cl{-} + H2O = PbCl2 + O2 + OH{-} =>
2 PbO2 + 4 Cl{-} + 2 H2O = 2 PbCl2 + O2 + 4 OH{-}
NaI(s) + H3PO4(aq) = Na3PO4 + HI =>
3 NaI(s) + H3PO4(aq) = Na3PO4 + 3 HI
C3H8O3 + HNO3 = C3H5(NO3)3 + H2O =>
C3H8O3 + 3 HNO3 = C3H5(NO3)3 + 3 H2O
Fe2O3 + C6H8O7 = Fe2C6H2O7 + H2O =>
Fe2O3 + C6H8O7 = Fe2C6H2O7 + 3 H2O
HNO3 + Mg(NO3)2 = HMg + NO3 =>
HNO3 + Mg(NO3)2 = HMg + 3 NO3
CuS + NH3 = Cu(NH3)4 + S =>
CuS + 4 NH3 = Cu(NH3)4 + S
Ga(OH)3 = Ga + (OH)3 =>
Ga(OH)3 = Ga + (OH)3
C6H12O2 + NaOH = C6H11O2Na + H2O =>
C6H12O2 + NaOH = C6H11O2Na + H2O
C6H12 + KMnO4 = C3H5O2K + MnO2 + H2O + KOH =>
3 C6H12 + 8 KMnO4 = 6 C3H5O2K + 8 MnO2 + 2 H2O + 2 KOH
AlI3 + HgCl2 = AlCl3 + HgI2 =>
2 AlI3 + 3 HgCl2 = 2 AlCl3 + 3 HgI2
Al + HOH = Al(OH)3 + H =>
Al + 3 HOH = Al(OH)3 + 3 H
H2 + N2O = H2O + N2 =>
H2 + N2O = H2O + N2
H2C2O4 + KOH = K2C2O4 + H2O =>
H2C2O4 + 2 KOH = K2C2O4 + 2 H2O
Al + ClO = AlO + Cl =>
Al + ClO = AlO + Cl
KBr + Fe = KFe + Br2 =>
2 KBr + 2 Fe = 2 KFe + Br2
BaCl2 + ZnSO4 = BaSO4 + ZnCl2 =>
BaCl2 + ZnSO4 = BaSO4 + ZnCl2
H2O2 + NO = NO3{-} + H2O + H{+} =>
3 H2O2 + 2 NO = 2 NO3{-} + 2 H2O + 2 H{+}
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