| Équations équilibrées la veille |
2 C3H6 + 2 Cl2 = 2 C3H5Cl2 + H2
KMnO4 + CH3CH2OH = CH3CHO + KOH + MnO2 + H2O =>
2 KMnO4 + 3 CH3CH2OH = 3 CH3CHO + 2 KOH + 2 MnO2 + 2 H2O
NH3 + H2CO3 = CO2 + NH4OH =>
NH3 + H2CO3 = CO2 + NH4OH
CO2 + H2O = H2CO3 = H{+} + HCC3{-} =>
CO2 + H2O = H2CO3
Al + NH4ClO4 = Al2O3 + AlCl3 + H2O + N2 =>
10 Al + 6 NH4ClO4 = 4 Al2O3 + 2 AlCl3 + 12 H2O + 3 N2
Cr(NO2)2 + (NH4)2SO4 = CrSO4 + NH4NO2 =>
Cr(NO2)2 + (NH4)2SO4 = CrSO4 + 2 NH4NO2
Zn + HCl + H2O = ZnCl26H2O + H2 =>
Zn + 26 HCl + H2O = ZnCl26H2O + 13 H2
CoBr3 + K2S = Co2S3 + KBr =>
2 CoBr3 + 3 K2S = Co2S3 + 6 KBr
I{-} + SO4{2-} + H{+} = H2SO3 + I2 + H2O =>
2 I{-} + SO4{2-} + 4 H{+} = H2SO3 + I2 + H2O
AlCl3 + H2O = HCl + H2 + AlO3 =>
2 AlCl3 + 6 H2O = 6 HCl + 3 H2 + 2 AlO3
NH3 + H2CO3 = CO2 + NH4OH =>
NH3 + H2CO3 = CO2 + NH4OH
BaN2(aq) + Na3PO4(aq) = Ba3(PO4)2 + NaN =>
3 BaN2(aq) + 2 Na3PO4(aq) = Ba3(PO4)2 + 6 NaN
CuO + CO = Cu + CO2 =>
CuO + CO = Cu + CO2
CuCl + C2H2 = HCl + CuC =>
2 CuCl + C2H2 = 2 HCl + 2 CuC
FeCl3(s) + Na(s) = Fe(s) + NaCl(s) =>
FeCl3(s) + 3 Na(s) = Fe(s) + 3 NaCl(s)
TiO + CH3COO + H2O = CH3COOH + TiO(OH)2 =>
TiO + 2 CH3COO + 2 H2O = 2 CH3COOH + TiO(OH)2
C8H8 + O2 = HOH + CO2 =>
C8H8 + 10 O2 = 4 HOH + 8 CO2
Cr + ClO3{-} + H{+} = Cr{3+} + HClO2 + H2O =>
2 Cr + 3 ClO3{-} + 9 H{+} = 2 Cr{3+} + 3 HClO2 + 3 H2O
S + Li = S2Li =>
2 S + Li = S2Li
N2O3 = NO + O2 =>
2 N2O3 = 4 NO + O2
Na3Po4 + CaCl2 = Ca3(Po4)2 + NaCl =>
2 Na3Po4 + 3 CaCl2 = Ca3(Po4)2 + 6 NaCl
SnCl2 = Sn + Cl =>
SnCl2 = Sn + 2 Cl
(NH4)2SO4 + Pb(OH)4 = NH4OH + Pb(SO4)2 =>
2(NH4)2SO4 + Pb(OH)4 = 4 NH4OH + Pb(SO4)2
K2SO4 + Li3PO4 = K3PO4 + Li2SO4 =>
3 K2SO4 + 2 Li3PO4 = 2 K3PO4 + 3 Li2SO4
CH3OH + KMnO4 = CO2 + KOH + MnO2 + H2O =>
CH3OH + 2 KMnO4 = CO2 + 2 KOH + 2 MnO2 + H2O
KOH2 + HNO3 = KNO3 + HOH2 =>
KOH2 + HNO3 = KNO3 + HOH2
NaOH + NH4OH = NaOHH2O + NH3 =>
NaOH + NH4OH = NaOHH2O + NH3
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
Na2SeO3 + NaI + HCl = NaCl + Se + H2O + I2 =>
Na2SeO3 + 4 NaI + 6 HCl = 6 NaCl + Se + 3 H2O + 2 I2
(C4H10)2 + O = CO2 + H2O =>
(C4H10)2 + 26 O = 8 CO2 + 10 H2O
C2H3F3 + O2 = CO + H2O + F2 =>
4 C2H3F3 + 7 O2 = 8 CO + 6 H2O + 6 F2
Na(OH) + K2CrO4 = Na2(CrO4) + K(OH) =>
2 Na(OH) + K2CrO4 = Na2(CrO4) + 2 K(OH)
Li + HNO3 = LiNO3 + H2 =>
2 Li + 2 HNO3 = 2 LiNO3 + H2
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
H2SO4(aq) + NaOH(aq) = NaHSO4(aq) + H2O =>
H2SO4(aq) + NaOH(aq) = NaHSO4(aq) + H2O
BaO + Cl2O5 = BaCl + O =>
2 BaO + Cl2O5 = 2 BaCl + 7 O
Na2B4O7(s) + H2O(l) = NaB(OH)4(s) + H3BO3 =>
Na2B4O7(s) + 7 H2O(l) = 2 NaB(OH)4(s) + 2 H3BO3
HgCl2(aq) + NaOH(aq) = Hg(OH)2 + NaCl =>
HgCl2(aq) + 2 NaOH(aq) = Hg(OH)2 + 2 NaCl
Au2O(heat) = Au + O2 =>
2 Au2O(heat) = 4 Au + O2
CuCl2(aq) + Na2S(aq) = CuS + NaCl =>
CuCl2(aq) + Na2S(aq) = CuS + 2 NaCl
CH3COCH3 + H3O = H2O + CH3CH3 =>
2 CH3COCH3 + 10 H3O = 12 H2O + 3 CH3CH3
Co(s) + NaClO(aq) + H2O = CoOH(s) + NaCl =>
2 Co(s) + NaClO(aq) + H2O = 2 CoOH(s) + NaCl
CaBr2 + Cl2 = CaCl2 + Br =>
CaBr2 + Cl2 = CaCl2 + 2 Br
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Fe3O4 + CO = Fe + CO2 =>
Fe3O4 + 4 CO = 3 Fe + 4 CO2
K2S = K2 + S =>
K2S = K2 + S
RbCl + SnCl2 + SbCl3 = Rb4Sb2SnCl12 =>
4 RbCl + SnCl2 + 2 SbCl3 = Rb4Sb2SnCl12
NaOH(aq) + MgSO4(aq) = NaSO4 + MgOH =>
NaOH(aq) + MgSO4(aq) = NaSO4 + MgOH
KMnO4 + Na2C2O4 + HSO4 = Na2SO4 + K2SO4 + CO2 + MnSO4 + H2O =>
2 KMnO4 + 13 Na2C2O4 + 16 HSO4 = 13 Na2SO4 + K2SO4 + 26 CO2 + 2 MnSO4 + 8 H2O
Al2O3 + PbF4 = PbO2 + AlF3 =>
2 Al2O3 + 3 PbF4 = 3 PbO2 + 4 AlF3
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