Équations équilibrées la veille |
2 Al + 2 KOH + 4 H2SO4 = 2 KAl(SO4)2 + 2 H2O + 3 H2
BaCl2K2SO4 = BaSO4 + KCl =>
BaCl2K2SO4 = BaSO4 + 2 KCl
Ni(OH)2(s) + H2SO4(aq) = NiSO4(s) + H2O(l) =>
Ni(OH)2(s) + H2SO4(aq) = NiSO4(s) + 2 H2O(l)
H2SO4*9H2O = H2SO4 + H2O =>
H2SO4*9H2O = H2SO4 + 9 H2O
KBr + CH3COOH + KMnO4 = Br2 + CH3COOK + MnO2 + H2O =>
6 KBr + 8 CH3COOH + 2 KMnO4 = 3 Br2 + 8 CH3COOK + 2 MnO2 + 4 H2O
CuOH2CO3 = CuCO3H2O =>
CuOH2CO3 = CuCO3H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Ca3P2O8 + C = Ca3P2 + CO =>
Ca3P2O8 + 8 C = Ca3P2 + 8 CO
NH4NO2(s) = N(g)H2O(l) =>
NH4NO2(s) = 2 N(g)H2O(l)
C2H5OH + NaHCO3 = H2O + C2H5COONa + CO2 =>
7 C2H5OH + 6 NaHCO3 = 9 H2O + 6 C2H5COONa + 2 CO2
Mo + N2 = MoN2 =>
Mo + N2 = MoN2
Ni(OH)2(s) + H2SO4(aq) = Ni(SO4)(aq) + H2O(l) =>
Ni(OH)2(s) + H2SO4(aq) = Ni(SO4)(aq) + 2 H2O(l)
Na2S(aq) + Cu(NO3)2 = NaNO3 + CuS =>
Na2S(aq) + Cu(NO3)2 = 2 NaNO3 + CuS
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
NaNO3 + KI + H2SO4 = I2 + K2SO4 + NaNO2 + H2O =>
NaNO3 + 2 KI + H2SO4 = I2 + K2SO4 + NaNO2 + H2O
H3(C6H5O7) + NaOH = Na3(C6H5O7) + H2O =>
H3(C6H5O7) + 3 NaOH = Na3(C6H5O7) + 3 H2O
MgONaOH = MgO2NaH =>
MgONaOH = MgO2NaH
Zr + HCl + HNO3 = H2ZrCl6 + NO + H2O =>
3 Zr + 18 HCl + 4 HNO3 = 3 H2ZrCl6 + 4 NO + 8 H2O
Zn(HSO4)2 = ZnSO4H2SO4 =>
Zn(HSO4)2 = ZnSO4H2SO4
KMnO4 + KBr + CH3COOH = Br2 + CH3COOK + Mn(CH3COO)2 + H2O =>
2 KMnO4 + 10 KBr + 16 CH3COOH = 5 Br2 + 12 CH3COOK + 2 Mn(CH3COO)2 + 8 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
HCNO = C3N3(NH2)3 + CO2 =>
6 HCNO = C3N3(NH2)3 + 3 CO2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CrI3 + KOH + Cl2 = K2CrO4 + KIO4 + KCl + H2 = =>
2 CrI3 + 32 KOH + 11 Cl2 = 2 K2CrO4 + 6 KIO4 + 22 KCl + 16 H2
H2SiO3 + LiOH = Li2SiO3 + H2O =>
H2SiO3 + 2 LiOH = Li2SiO3 + 2 H2O
(CH3CO)2O + NaOH = C7H5NaO3 + H2O =>
7(CH3CO)2O + 4 NaOH = 4 C7H5NaO3 + 13 H2O
KOH + K2HPO4 = K3PO4 + H2O =>
KOH + K2HPO4 = K3PO4 + H2O
KMnO4 + KBr + CH3COOH = Br2 + CH3COOK + (CH3COO)4Mn + H2O =>
2 KMnO4 + 6 KBr + 16 CH3COOH = 3 Br2 + 8 CH3COOK + 2(CH3COO)4Mn + 8 H2O
Sr(NO3)2 = Sr(aq) + NO3 =>
Sr(NO3)2 = Sr(aq) + 2 NO3
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
AgNO3 + MgCl2 = AgCl + Mg(NO3)2 =>
2 AgNO3 + MgCl2 = 2 AgCl + Mg(NO3)2
Zn + HCl = ZnCl2 + H =>
Zn + 2 HCl = ZnCl2 + 2 H
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
Be + LiOH + H2O = Li2[Be(OH)4] + H2 =>
Be + 2 LiOH + 2 H2O = Li2[Be(OH)4] + H2
Ca(ClO3)2 + AgNO3 = Ca(NO3)2 + AgClO3 =>
Ca(ClO3)2 + 2 AgNO3 = Ca(NO3)2 + 2 AgClO3
AgNO3 + PbO2 = Ag2O + Pb(NO3)4 =>
4 AgNO3 + PbO2 = 2 Ag2O + Pb(NO3)4
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
Ge(OH)4 + HI = GeI4 + H2O =>
Ge(OH)4 + 4 HI = GeI4 + 4 H2O
Ca(OH)2 + CuCO3 = CaCO3 + Cu(OH)2 =>
Ca(OH)2 + CuCO3 = CaCO3 + Cu(OH)2
CoCl2 + Fe(NO3)3 = Co(NO3)2 + FeCl3 =>
3 CoCl2 + 2 Fe(NO3)3 = 3 Co(NO3)2 + 2 FeCl3
Cu(NO3)2 + Na2CO3 = CuCO3 + Na2(NO3)2 =>
Cu(NO3)2 + Na2CO3 = CuCO3 + Na2(NO3)2
Fe + CuCl2 = FeCl3 + Cu =>
2 Fe + 3 CuCl2 = 2 FeCl3 + 3 Cu
KCl + CaCl2 = KCl2 + CaCl =>
KCl + CaCl2 = KCl2 + CaCl
NH3 + NaHCO3 = NH3Na + HCO3 =>
NH3 + NaHCO3 = NH3Na + HCO3
Mg(OH)2(aq) + HCl(aq) = HClOH(aq) + Mg(aq) =>
Mg(OH)2(aq) + 2 HCl(aq) = 2 HClOH(aq) + Mg(aq)
HBrO2 = HBr + O2 =>
HBrO2 = HBr + O2
Fe + O2 + H2O = Fe(OH)3 =>
4 Fe + 3 O2 + 6 H2O = 4 Fe(OH)3
H2 + N2 = NH3 = NH3 =>
3 H2 + N2 = 2 NH3
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