| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 AsBr3 + 5 F2 = 2 AsF5 + 3 Br2
C4H6O2 + O2 = CO2 + H2O =>
2 C4H6O2 + 9 O2 = 8 CO2 + 6 H2O
K2Cr2O7 + HCl + SnCl2 = SnCl4 + KCl + CrCl3 + H2O =>
K2Cr2O7 + 14 HCl + 3 SnCl2 = 3 SnCl4 + 2 KCl + 2 CrCl3 + 7 H2O
TiCl4 + NH3 + H2O = Ti(OH)4 + NH4Cl =>
TiCl4 + 4 NH3 + 4 H2O = Ti(OH)4 + 4 NH4Cl
Cu + Cr2O7{2-} + H{+} = Cu{2+} + Cr{3+} + H2O =>
3 Cu + Cr2O7{2-} + 14 H{+} = 3 Cu{2+} + 2 Cr{3+} + 7 H2O
CH3CHO + Cu(OH)2 + NaOH = HCOONa + Cu2O + H2O =>
CH3CHO + 6 Cu(OH)2 + 2 NaOH = 2 HCOONa + 3 Cu2O + 8 H2O
NaI + CuSO4 + Na2S2O3 = Cu2I2 + Na2SO4 + Na2S4O6 =>
2 NaI + 2 CuSO4 + 2 Na2S2O3 = Cu2I2 + 2 Na2SO4 + Na2S4O6
NiO(s) + Al(s) = Ni + AlO =>
NiO(s) + Al(s) = Ni + AlO
KBr + HCI = KCI + HBr =>
KBr + HCI = KCI + HBr
NaOH(aq) + H2SO4 = H2O + Na2SO4 =>
2 NaOH(aq) + H2SO4 = 2 H2O + Na2SO4
CoCO3 + H2O = Co(OH)2 + H2CO3 =>
CoCO3 + 2 H2O = Co(OH)2 + H2CO3
CO2 + N2 = N2O + C =>
CO2 + 2 N2 = 2 N2O + C
In2O3 + H3PO4 = In(PO3)3 + H2O =>
In2O3 + 6 H3PO4 = 2 In(PO3)3 + 9 H2O
CH3CHO + Cu(OH)2 + NaOH = CH3COONa + Cu2O + H2O =>
CH3CHO + 2 Cu(OH)2 + NaOH = CH3COONa + Cu2O + 3 H2O
HNO3 + Cu = (Cu(NO3)2) + NO2 + H2O =>
4 HNO3 + Cu = (Cu(NO3)2) + 2 NO2 + 2 H2O
NH4{+} + CO3{2-} = (NH4)2CO3 =>
2 NH4{+} + CO3{2-} = (NH4)2CO3
MgCO3 + NaCN = Mg(CN)2 + Na2CO3 =>
MgCO3 + 2 NaCN = Mg(CN)2 + Na2CO3
(NH4)2(Co(SCN)4) + H2O = (NH4)2[Co(SCN)4(H2O)5] =>
(NH4)2(Co(SCN)4) + 5 H2O = (NH4)2[Co(SCN)4(H2O)5]
CO3{2-} + Fe{2+} = FeCO3 =>
CO3{2-} + Fe{2+} = FeCO3
H2F2 + NH4OH = NH4 + F2 + H2O =>
H2F2 + 2 NH4OH = 2 NH4 + F2 + 2 H2O
Fe3 + F2 = Fe(F2)3 =>
Fe3 + 9 F2 = 3 Fe(F2)3
NaBrO3 + HI = NaBr + I2 + H2O =>
NaBrO3 + 6 HI = NaBr + 3 I2 + 3 H2O
Hg + Zn(NO3)2 = Zn + Hg(NO3)2 =>
Hg + Zn(NO3)2 = Zn + Hg(NO3)2
SeCl6 + O2 = SeO2 + Cl3 =>
SeCl6 + O2 = SeO2 + 2 Cl3
H3 + I2 = H2I6 =>
2 H3 + 9 I2 = 3 H2I6
C6H12O6 + NaHCO3 = CO2 + H2O + NaC6H9O6 =>
11 C6H12O6 + 12 NaHCO3 = 6 CO2 + 18 H2O + 12 NaC6H9O6
CH3CHO + Cu(OH)2 + NaOH = CH3COONa + Cu2O + H2O =>
CH3CHO + 2 Cu(OH)2 + NaOH = CH3COONa + Cu2O + 3 H2O
KNO3 + BCl3 = KCl3 + BNO3 =>
KNO3 + BCl3 = KCl3 + BNO3
Ba(NO3)2 + H2S04 = BaS04 + HNO3 =>
Ba(NO3)2 + H2S04 = BaS04 + 2 HNO3
Fe2(SO4)3 + H2SO4 = Fe2(SO3)3 + SO4 + H2O =>
Fe2(SO4)3 + 3 H2SO4 = Fe2(SO3)3 + 3 SO4 + 3 H2O
CH3CHO + Cu(OH)2 + NaOH = CH3COONa + Cu2O + H2O =>
CH3CHO + 2 Cu(OH)2 + NaOH = CH3COONa + Cu2O + 3 H2O
Na + Li2O = Na2O + Li2 =>
2 Na + Li2O = Na2O + Li2
HI + Ca(OH)2 = CaI2 + H2O =>
2 HI + Ca(OH)2 = CaI2 + 2 H2O
HCHO + I2 + NaOH = CO2 + NaI + H2O =>
HCHO + 2 I2 + 4 NaOH = CO2 + 4 NaI + 3 H2O
N2H4 + H2O = OH + NH4 =>
N2H4 + 4 H2O = 4 OH + 2 NH4
PbO2 + HNO3 + H2SO4 + Au = PbSO4 + AuNO33 + H2O =>
61 PbO2 + 2 HNO3 + 61 H2SO4 + 2 Au = 61 PbSO4 + 2 AuNO33 + 62 H2O
CaCl2(aq) + NaHSO4(aq) = Ca(HSO4)2 + NaCl =>
CaCl2(aq) + 2 NaHSO4(aq) = Ca(HSO4)2 + 2 NaCl
CrO4{-2}(aq) + H{+}< = Cr2O7{-2}(aq) + H2O(l) =>
2 CrO4{-2}(aq) + 2 H{+}< = Cr2O7{-2}(aq) + H2O(l)
Li(OH)3 + H2SO4 = Li2(SO4)3 + H2O =>
2 Li(OH)3 + 3 H2SO4 = Li2(SO4)3 + 6 H2O
H2S + PB(OH)4 = PBS2 + H2O =>
2 H2S + PB(OH)4 = PBS2 + 4 H2O
Fe + Cu(SO4)2 = Fe(SO4)3 + Cu2 =>
4 Fe + 6 Cu(SO4)2 = 4 Fe(SO4)3 + 3 Cu2
C21H30N7O17P3 + C6H10O4 = C21H28N7O17P3 + C6H12O4 =>
C21H30N7O17P3 + C6H10O4 = C21H28N7O17P3 + C6H12O4
H3 + I2 = H2I6 =>
2 H3 + 9 I2 = 3 H2I6
Ca(OH)2 + H2S = CaS + H2O =>
Ca(OH)2 + H2S = CaS + 2 H2O
Na2O + S = Na2SO4 + Na2S =>
4 Na2O + 4 S = Na2SO4 + 3 Na2S
CuSO4 + SCu = S2Cu2O4 =>
CuSO4 + SCu = S2Cu2O4
H2SO4 + Ca(HCO3)2 = Ca(HSO4)2 + H2CO3 =>
2 H2SO4 + Ca(HCO3)2 = Ca(HSO4)2 + 2 H2CO3
Fe(NO3)3 + Sn(SO4)2 = Fe(SO4)3 + Sn(NO3)2 =>
2 Fe(NO3)3 + 3 Sn(SO4)2 = 2 Fe(SO4)3 + 3 Sn(NO3)2
KNO3 + BCl3 = KCl3 + BNO3 =>
KNO3 + BCl3 = KCl3 + BNO3
BCl3(g) + H2O(t) = H3BO3(s) + HCl(s) =>
BCl3(g) + 3 H2O(t) = H3BO3(s) + 3 HCl(s)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/25/23
Équations équilibrées sur12/25/22
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