| Équations équilibrées la veille |
K2O + H2O = 2 KOH
Na + H2O(l) = NaOH(aq) + H2 =>
2 Na + 2 H2O(l) = 2 NaOH(aq) + H2
FeBr2 + O2 = FeO + Br2 =>
2 FeBr2 + O2 = 2 FeO + 2 Br2
Ca + H2O = Ca(O2H2) + H2 =>
Ca + 2 H2O = Ca(O2H2) + H2
V(OH)3 + H2SO4 = V(HSO4)3 + H2O =>
V(OH)3 + 3 H2SO4 = V(HSO4)3 + 3 H2O
U + HNO3 = UNO3 + H2 =>
2 U + 2 HNO3 = 2 UNO3 + H2
CO2 + HI = CI4 + H2O =>
CO2 + 4 HI = CI4 + 2 H2O
CH3COOH + Fe2 = (CH3COO)3Fe + H =>
6 CH3COOH + Fe2 = 2(CH3COO)3Fe + 6 H
Al(NO3)3 + NH4Br = AlBr3 + NH4(NO3) =>
Al(NO3)3 + 3 NH4Br = AlBr3 + 3 NH4(NO3)
Al + H3PO4 = Al6(PO4)2 + H2 =>
6 Al + 2 H3PO4 = Al6(PO4)2 + 3 H2
CO + H2 = CH3OH =>
CO + 2 H2 = CH3OH
SnCl2 + H2SeO3 + HCl = SnCl4 + Se + H2O =>
2 SnCl2 + H2SeO3 + 4 HCl = 2 SnCl4 + Se + 3 H2O
BaBr2(aq) + H2SO4(aq) = BaSO4 + HBr(aq) =>
BaBr2(aq) + H2SO4(aq) = BaSO4 + 2 HBr(aq)
Cl2 + AlI3 = AlCl3 + I2 =>
3 Cl2 + 2 AlI3 = 2 AlCl3 + 3 I2
Al2(SO3)3 + K = K2SO3 + Al =>
Al2(SO3)3 + 6 K = 3 K2SO3 + 2 Al
Na2SO3 + NaOH = Na2OH + NaSO3 =>
Na2SO3 + NaOH = Na2OH + NaSO3
KMnO4 + H2C12O4 + HCl = MnCl2 + KCl + CO2 + H2O =>
42 KMnO4 + 5 H2C12O4 + 126 HCl = 42 MnCl2 + 42 KCl + 60 CO2 + 68 H2O
C7H5N3O6 + KMnO4 + H2SO4 = C7H3N3O8 + MnSO4 + K2SO4 + H2O =>
5 C7H5N3O6 + 6 KMnO4 + 9 H2SO4 = 5 C7H3N3O8 + 6 MnSO4 + 3 K2SO4 + 14 H2O
HCl + MgCO3 = MgCl2 + H2CO3 =>
2 HCl + MgCO3 = MgCl2 + H2CO3
H2SO4 + HCl = Cl2 + S + H2O =>
H2SO4 + 6 HCl = 3 Cl2 + S + 4 H2O
Fe3O4 + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 Fe3O4 + 10 H2SO4 = 3 Fe2(SO4)3 + SO2 + 10 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
C3H7OH + KMnO4 = CH3COOH + KOH + MnO2 =>
2 C3H7OH + 4 KMnO4 = 3 CH3COOH + 4 KOH + 4 MnO2
Cl + AgNO3 + H2O = AgCl + HClO3 + HNO3 =>
6 Cl + 5 AgNO3 + 3 H2O = 5 AgCl + HClO3 + 5 HNO3
Zn + K4Fe(CN)6 = K4Zn(CN)6 + Fe =>
Zn + K4Fe(CN)6 = K4Zn(CN)6 + Fe
Be(OH)2 + Ba(OH)2 = H2O + BaBeO2 =>
Be(OH)2 + Ba(OH)2 = 2 H2O + BaBeO2
HBrO(aq) + Ba(OH)2(aq) = Ba(BrO)2(aq) + H2O =>
2 HBrO(aq) + Ba(OH)2(aq) = Ba(BrO)2(aq) + 2 H2O
H2C2O4(aq) + Al(OH)3(aq) = Al2(C2O4)3(aq) + H2O(l) =>
3 H2C2O4(aq) + 2 Al(OH)3(aq) = Al2(C2O4)3(aq) + 6 H2O(l)
NH4Cl + NaHCO3 = NH3 + NaCl + CO2 + H2O =>
NH4Cl + NaHCO3 = NH3 + NaCl + CO2 + H2O
Al + NH4ClO4 = AlO + HCl + N2 + H2O =>
5 Al + 2 NH4ClO4 = 5 AlO + 2 HCl + N2 + 3 H2O
Fe(iv) + Cl = FeCl4 =>
Fe(iv) + 4 Cl = FeCl4
O + Ag = Ag2O =>
O + 2 Ag = Ag2O
H2S2O3 + Cl2 + H2O = H2SO4 + HCl =>
H2S2O3 + 4 Cl2 + 5 H2O = 2 H2SO4 + 8 HCl
MgO + CaCo3 = MgCo3 + CaO =>
MgO + CaCo3 = MgCo3 + CaO
SO + H2O = H2S2O3 =>
2 SO + H2O = H2S2O3
K3PO4 + Al(NO3)3 = AlPO4 + KNO3 =>
K3PO4 + Al(NO3)3 = AlPO4 + 3 KNO3
NaNO3 + H2O = HNO3 + Na2O =>
2 NaNO3 + H2O = 2 HNO3 + Na2O
H2C2O4 + MnO4{-} + H{+} = Mn{+2}{+} + H2O + CO2 =>
5 H2C2O4 + 2 MnO4{-} + 6 H{+} = 2 Mn{+2}{+} + 8 H2O + 10 CO2
Al + Ag2SO4 = Al2(SO4)3 + Ag2 =>
2 Al + 3 Ag2SO4 = Al2(SO4)3 + 3 Ag2
Zn + Au(NO2)2 = Au2 + ZnNO2 =>
4 Zn + 2 Au(NO2)2 = Au2 + 4 ZnNO2
KNO2 + O2 = KNO3 =>
2 KNO2 + O2 = 2 KNO3
K2Cr2O7 + Fe + H2SO4 = FeSO4 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 Fe + 7 H2SO4 = 3 FeSO4 + Cr2(SO4)3 + K2SO4 + 7 H2O
MgO + Ca = CaMg + O2 =>
2 MgO + 2 Ca = 2 CaMg + O2
C6H1 + O2 = H2O + CO2 =>
4 C6H1 + 25 O2 = 2 H2O + 24 CO2
CH3CH2OH + K2Cr2O7 + HCl = CH3COOH + KCl + CrCl2 + H2O =>
2 CH3CH2OH + K2Cr2O7 + 6 HCl = 2 CH3COOH + 2 KCl + 2 CrCl2 + 5 H2O
CuCl + O2 + H2O = Cu(OH)Cl =>
4 CuCl + O2 + 2 H2O = 4 Cu(OH)Cl
Zn + KMnO4 + H2SO4 = ZnSO4 + K2SO4 + MnSO4 + H2O =>
5 Zn + 2 KMnO4 + 8 H2SO4 = 5 ZnSO4 + K2SO4 + 2 MnSO4 + 8 H2O
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
AgNO{3} + Na{2}SO{4} = Ag{2}SO{4} + NaNO{3} =>
AgNO{3} + Na{2}SO{4} = Ag{2}SO{4} + NaNO{3}
C12H232O11 + O2 = CO2 + H2O =>
2 C12H232O11 + 129 O2 = 24 CO2 + 232 H2O
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