| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe + NaNO3 = FeNaNO3
C4H8 + MnO4{-} + H{+} = CH3COOH + Mn2{+} + H2O =>
13 C4H8 + 16 MnO4{-} + 24 H{+} = 26 CH3COOH + 8 Mn2{+} + 12 H2O
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
KBr + H2SO4 = K2SO4 + Br2 + H2O + H2S =>
8 KBr + 5 H2SO4 = 4 K2SO4 + 4 Br2 + 4 H2O + H2S
Fe(HCO3)2 = FeCO3H2OCO2 =>
Fe(HCO3)2 = FeCO3H2OCO2
K + H3PO4 = K3PO4 + H2 =>
6 K + 2 H3PO4 = 2 K3PO4 + 3 H2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
AgNO3 + CuCl2 = (AgNO3)CuCl2 =>
AgNO3 + CuCl2 = (AgNO3)CuCl2
HFe + Li = HLi + Fe =>
HFe + Li = HLi + Fe
CuO + S = CuS + SO =>
CuO + 2 S = CuS + SO
Al2O3 + KMnO4 = Al(MnO4)3 + K2O =>
Al2O3 + 6 KMnO4 = 2 Al(MnO4)3 + 3 K2O
NO2 + OH = NH3 + O2 =>
2 NO2 + 6 OH = 2 NH3 + 5 O2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
SnO + HCl = SnCl2 + H2O =>
SnO + 2 HCl = SnCl2 + H2O
CsF + HBr = CsBr + HF =>
CsF + HBr = CsBr + HF
Fe(NO3)3NH3 = FeH3N(NO3)3 =>
Fe(NO3)3NH3 = FeH3N(NO3)3
Na2CO3 + CH3COOH = CH3COONa + H2O + CO2 =>
Na2CO3 + 2 CH3COOH = 2 CH3COONa + H2O + CO2
C6H5OH + HClO = CO2 + Cl{-} + H2O + H{+} =>
C6H5OH + 14 HClO = 6 CO2 + 14 Cl{-} + 3 H2O + 14 H{+}
CO2 + H2O + HF = C6H5F + O2 =>
6 CO2 + 2 H2O + HF = C6H5F + 7 O2
Ca + AgNO3 = Ag + Ca(NO3)2 =>
Ca + 2 AgNO3 = 2 Ag + Ca(NO3)2
H{+} + Sn + NO3{-} = Sn{4+} + N2O + H2O =>
10 H{+} + 2 Sn + 2 NO3{-} = 2 Sn{4+} + N2O + 5 H2O
K2CO3 + HCl = CO2 + H2O + KCl =>
K2CO3 + 2 HCl = CO2 + H2O + 2 KCl
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
CH3COOH + (NH4)2CO3 = CH3COONH4 + CO2 + H2O =>
2 CH3COOH + (NH4)2CO3 = 2 CH3COONH4 + CO2 + H2O
CH3CH2CHO1 + O2 = CO2 + H2O =>
CH3CH2CHO1 + 4 O2 = 3 CO2 + 3 H2O
P + O2 = P4O6 =>
4 P + 3 O2 = P4O6
HgNO{-3} + KBr{-} = HgBr{-} + KNO{-3} =>
HgNO{-3} + KBr{-} = HgBr{-} + KNO{-3}
Ca(OH)2 + Cl2(H2) = CaCl2 + H2O =>
Ca(OH)2 + Cl2(H2) = CaCl2 + 2 H2O
Fe(s)H2SO4(l) = FeSO4(aq)H2(g) =>
Fe(s)H2SO4(l) = FeSO4(aq)H2(g)
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
[(NH3)4(H2O)Cl(Co)]Cl2 + H2C2O4 = [(NH3)4(C2O4)(Co)]Cl + HCl + H2O =>
[(NH3)4(H2O)Cl(Co)]Cl2 + H2C2O4 = [(NH3)4(C2O4)(Co)]Cl + 2 HCl + H2O
CS + Cl2 = CCl4 + S2Cl2 =>
2 CS + 5 Cl2 = 2 CCl4 + S2Cl2
Fe(s)H2SO4 = FeSO4H2(g) =>
Fe(s)H2SO4 = FeSO4H2(g)
C10H20 + KMnO4 + H2SO4 = C10H20O2 + K2SO4 + MnSO4 + H2O =>
5 C10H20 + 4 KMnO4 + 6 H2SO4 = 5 C10H20O2 + 2 K2SO4 + 4 MnSO4 + 6 H2O
HCl + K2CrO4 = Cl2 + CrCl3 + KCl + H2O =>
16 HCl + 2 K2CrO4 = 3 Cl2 + 2 CrCl3 + 4 KCl + 8 H2O
Sb + Sn{4+} = Sb{3+} + Sn{2+} =>
2 Sb + 3 Sn{4+} = 2 Sb{3+} + 3 Sn{2+}
NaHCO3(s) + H2SO4 = CO2 + H2O + Na2SO4 =>
2 NaHCO3(s) + H2SO4 = 2 CO2 + 2 H2O + Na2SO4
Fe + Au = FeAu =>
Fe + Au = FeAu
Fe + AuCl = FeCl2 + Au =>
Fe + 2 AuCl = FeCl2 + 2 Au
CuSO4 + H3PO4 = Cu3(PO4)2 + H2SO4 =>
3 CuSO4 + 2 H3PO4 = Cu3(PO4)2 + 3 H2SO4
Ir + F2 = IrF6 =>
Ir + 3 F2 = IrF6
Fe + B4C = FeB + C =>
4 Fe + B4C = 4 FeB + C
Fe + AgNO3 = Ag + Fe(NO3)4 =>
Fe + 4 AgNO3 = 4 Ag + Fe(NO3)4
Fe + H2CO3 = Fe2(CO3)3 + H2 =>
2 Fe + 3 H2CO3 = Fe2(CO3)3 + 3 H2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
FeCl2 + ClF = FeF3 + Cl2 =>
2 FeCl2 + 6 ClF = 2 FeF3 + 5 Cl2
Cs2O + HCl = CsCl + H2O =>
Cs2O + 2 HCl = 2 CsCl + H2O
NaNO2 + NaClO + H2SO4 = Cl2 + NaNO3 + Na2SO4 + H2O =>
NaNO2 + 2 NaClO + H2SO4 = Cl2 + NaNO3 + Na2SO4 + H2O
Na(s) + C2H5COOH(aq) = C2H5COONa(aq) + H2(g) =>
2 Na(s) + 2 C2H5COOH(aq) = 2 C2H5COONa(aq) + H2(g)
H{+} + CH3CH2CH2OH + Cr2O7{2-} = CH3CH2COOH + Cr{3+} + H2O =>
16 H{+} + 3 CH3CH2CH2OH + 2 Cr2O7{2-} = 3 CH3CH2COOH + 4 Cr{3+} + 11 H2O
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Équations équilibrées sur02/01/25
Équations équilibrées sur03/03/24
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