| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 F2 + H2O = 2 HF + OF2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C2H4(g) + O2(g) = CO2(g) + H2O(l) =>
C2H4(g) + 3 O2(g) = 2 CO2(g) + 2 H2O(l)
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C10H16 + Cl2 = C + HCl =>
C10H16 + 8 Cl2 = 10 C + 16 HCl
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
NO2 = N2 + O2 =>
2 NO2 = N2 + 2 O2
CH3COOH + OH = CH3COO + H2O =>
CH3COOH + OH = CH3COO + H2O
Ca + MgSO4 = CaSO4 + Mg =>
Ca + MgSO4 = CaSO4 + Mg
H3PO4 + NaBr = HBr + Na3PO4 =>
H3PO4 + 3 NaBr = 3 HBr + Na3PO4
ZnCO3 + HNO3 = Zn(NO3)2 + CO2 + H2O =>
ZnCO3 + 2 HNO3 = Zn(NO3)2 + CO2 + H2O
Li2SO4 + Ca(OH)2 = CaSO4 + LiOH =>
Li2SO4 + Ca(OH)2 = CaSO4 + 2 LiOH
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Si2H3 + O2 = SiO2 + H2O =>
4 Si2H3 + 11 O2 = 8 SiO2 + 6 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
K + O = K2O =>
2 K + O = K2O
K2PtCl4 + NH3 = Pt(NH3)2Cl2 + KCl =>
K2PtCl4 + 2 NH3 = Pt(NH3)2Cl2 + 2 KCl
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
Ag2CO3 = Ag + CO2 + O2 =>
2 Ag2CO3 = 4 Ag + 2 CO2 + O2
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Cr2O7{-2} + H{+} + {-} = Cr3{+3} + H2O =>
3 Cr2O7{-2} + 42 H{+} + 30e = 2 Cr3{+3} + 21 H2O
H2 + AgNO3 = HNO3 + Ag =>
H2 + 2 AgNO3 = 2 HNO3 + 2 Ag
MgCl2(aq) + Na2CO3(aq) = NaCl(aq) + MgCO3(s) =>
MgCl2(aq) + Na2CO3(aq) = 2 NaCl(aq) + MgCO3(s)
B + C = B4C =>
4 B + C = B4C
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Sn + NO3 = SnO2 + NO =>
Sn + NO3 = SnO2 + NO
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Fe(OH)2 + Cu2CO3 = FeCO3 + CuOH =>
Fe(OH)2 + Cu2CO3 = FeCO3 + 2 CuOH
Al + I2 = AlI3 =>
2 Al + 3 I2 = 2 AlI3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
MgSO4 + Ba(NO3)2 = Mg(NO3)2 + BaSO4 =>
MgSO4 + Ba(NO3)2 = Mg(NO3)2 + BaSO4
Al2O3(s) = Al(s) + O2(g) =>
2 Al2O3(s) = 4 Al(s) + 3 O2(g)
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
Sr(OH)2 + H3PO4 = Sr3(PO4)2 + H2O =>
3 Sr(OH)2 + 2 H3PO4 = Sr3(PO4)2 + 6 H2O
NH3 + I2 = N2I6 + H2 =>
2 NH3 + 3 I2 = N2I6 + 3 H2
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
Zn + H3PO4 = Zn3(PO4)2 + H2 =>
3 Zn + 2 H3PO4 = Zn3(PO4)2 + 3 H2
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Fe3O4 + C = Fe + CO =>
Fe3O4 + 4 C = 3 Fe + 4 CO
Cl2O = Cl2 + O2 =>
2 Cl2O = 2 Cl2 + O2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
AgNO3 + Ni = Ni(NO3)2 + Ag =>
2 AgNO3 + Ni = Ni(NO3)2 + 2 Ag
H2O = O2 + H2 =>
2 H2O = O2 + 2 H2
O2(g) + N2(g) = N2O4(g) =>
2 O2(g) + N2(g) = N2O4(g)
ZnS + O = ZnO + SO2 =>
ZnS + 3 O = ZnO + SO2
Al + I2 = AlI =>
2 Al + I2 = 2 AlI
AlCl3 = Al + Cl2 =>
2 AlCl3 = 2 Al + 3 Cl2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/09/21
Équations équilibrées sur03/11/20
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