| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2CO3 + 4 C + N2 = 2 NaCN + 3 CO
CH3COOH + C3H7OH = CH3COOC3H7 + H20 =>
5 CH3COOH + 30 C3H7OH = 20 CH3COOC3H7 + 3 H20
FeCl3(aq) + Zn(s) = Fe(s) + ZnCl2(aq) =>
2 FeCl3(aq) + 3 Zn(s) = 2 Fe(s) + 3 ZnCl2(aq)
Zn + Fe(ClO2)3 = Zn(ClO2)3 + Fe =>
Zn + Fe(ClO2)3 = Zn(ClO2)3 + Fe
CH + O2 = CO2 + H2O =>
4 CH + 5 O2 = 4 CO2 + 2 H2O
N2 + O2 + H2O = HNO3 =>
2 N2 + 5 O2 + 2 H2O = 4 HNO3
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
Ca + OH + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca + 6 OH + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
C10H20O2 + O2 = H2O + CO2 =>
C10H20O2 + 14 O2 = 10 H2O + 10 CO2
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
S + O2 = SO2 =>
S + O2 = SO2
Cu + S8 = CuS8 =>
Cu + S8 = CuS8
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Cu + MgSO4 = Mg + CuSO4 =>
Cu + MgSO4 = Mg + CuSO4
N2(g) + O2(g) + H2O = HNO3(aq) =>
2 N2(g) + 5 O2(g) + 2 H2O = 4 HNO3(aq)
C17H35COOH + Ca(OH)2 = (C17H35COO)2Ca + H2O =>
2 C17H35COOH + Ca(OH)2 = (C17H35COO)2Ca + 2 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
P + F2 = PF5 =>
2 P + 5 F2 = 2 PF5
Al(OH)3 = H2O + Al2O3 =>
2 Al(OH)3 = 3 H2O + Al2O3
HAsO2 = As2O3 + H2O =>
2 HAsO2 = As2O3 + H2O
NaCl + AgNO3 = NaNO3 + AgCl =>
NaCl + AgNO3 = NaNO3 + AgCl
Al2(SO4)3 + BaCl2 = BaSO4 + AlCl3 =>
Al2(SO4)3 + 3 BaCl2 = 3 BaSO4 + 2 AlCl3
HI + O2 = H2O + I2 =>
4 HI + O2 = 2 H2O + 2 I2
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
KMnO4 + Ni(NO3)2 = KNO3 + Ni(MnO4)2 =>
2 KMnO4 + Ni(NO3)2 = 2 KNO3 + Ni(MnO4)2
NaF + Br2 = NaBr + F2 =>
2 NaF + Br2 = 2 NaBr + F2
Co + Br = CoBr =>
Co + Br = CoBr
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
KOH + CuSO4 = K2SO4 + Cu(OH)2 =>
2 KOH + CuSO4 = K2SO4 + Cu(OH)2
NaF + Br2 = NaBr + F22 =>
22 NaF + 11 Br2 = 22 NaBr + F22
GaBr3 + Cl2 = GaCl3 + Br2 =>
2 GaBr3 + 3 Cl2 = 2 GaCl3 + 3 Br2
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
Fe + S = FeS =>
Fe + S = FeS
Cr + H2O + NaOH = Na[Cr(OH)4] + H2 =>
2 Cr + 6 H2O + 2 NaOH = 2 Na[Cr(OH)4] + 3 H2
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
Br2 + P4 = P2Br5 =>
5 Br2 + P4 = 2 P2Br5
Cu + Ag(NO3)2 = Cu(NO3)2 + Ag =>
Cu + Ag(NO3)2 = Cu(NO3)2 + Ag
CH3COOH + C3H7OH = CH3COOC3H7 + H2O =>
CH3COOH + C3H7OH = CH3COOC3H7 + H2O
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
N2H4 + N2O4 = N2 + H2O =>
2 N2H4 + N2O4 = 3 N2 + 4 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
FeCr2O4 + Na2CO3 + O2 = NaCrO4 + Fe2O3 + CO2 =>
4 FeCr2O4 + 4 Na2CO3 + 9 O2 = 8 NaCrO4 + 2 Fe2O3 + 4 CO2
PCl3 = P4 + Cl2 =>
4 PCl3 = P4 + 6 Cl2
POCl2 + H2O = HCl + PO2 =>
POCl2 + H2O = 2 HCl + PO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/12/19
Équations équilibrées sur02/11/18
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