| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2S + 4 H2O2 = H2SO4 + 4 H2O
K2Cr2O7 + KI + HCl = CrCl3 + KCl + I2 + H2O =>
K2Cr2O7 + 6 KI + 14 HCl = 2 CrCl3 + 8 KCl + 3 I2 + 7 H2O
NaCl + BaCl2 = NaBa + Cl =>
NaCl + BaCl2 = NaBa + 3 Cl
FeCO3 + H2SO4 = FeSO4 + H2O(l) + CO2 =>
FeCO3 + H2SO4 = FeSO4 + H2O(l) + CO2
P + Cl2 = PCl3 =>
2 P + 3 Cl2 = 2 PCl3
(CH3COO)3Fe + H3PO4 = FePO4 + CH3COOH =>
(CH3COO)3Fe + H3PO4 = FePO4 + 3 CH3COOH
Na(PO3) + CaCl2 = Ca(PO3) + NaCl2 =>
Na(PO3) + CaCl2 = Ca(PO3) + NaCl2
UCl4 + MgCl2 = MgCl4 + UCl2 =>
UCl4 + MgCl2 = MgCl4 + UCl2
C6H4CH3NO2 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + H2O + C6H5COOHNO2 =>
2 C6H4CH3NO2 + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + K2SO4 + 4 H2O + 2 C6H5COOHNO2
FeSO4(aq) + NaNO3(aq) + H2SO4(aq) = H2O(l) + NO(g) + Na2SO4(aq) + Fe2(SO4)3(aq) =>
6 FeSO4(aq) + 2 NaNO3(aq) + 4 H2SO4(aq) = 4 H2O(l) + 2 NO(g) + Na2SO4(aq) + 3 Fe2(SO4)3(aq)
maltose + oxygen = carbondioxide + water =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
CH3OH + NaHCO3 = CH3ONa + CO2 + H2O =>
CH3OH + NaHCO3 = CH3ONa + CO2 + H2O
AlN + HCl = AlCl + HN =>
AlN + HCl = AlCl + HN
I({-}1) + MnO4({-}1) + H2O = I2 + MnO2 + OH({-}1) =>
6 I({-}1) + 2 MnO4({-}1) + 4 H2O = 3 I2 + 2 MnO2 + 8 OH({-}1)
Ca(NO3)2 + H2O(l) = Ca(OH)2 + HNO3 =>
Ca(NO3)2 + 2 H2O(l) = Ca(OH)2 + 2 HNO3
CeO2(s) + KI(s) + HCl(aq) = KCl(aq) + CeCl3(aq) + H2O(l) + I2(s) =>
2 CeO2(s) + 2 KI(s) + 8 HCl(aq) = 2 KCl(aq) + 2 CeCl3(aq) + 4 H2O(l) + I2(s)
C6H5COOH + C2H5OH = C6H5COOC2H5 + H2O =>
C6H5COOH + C2H5OH = C6H5COOC2H5 + H2O
MgO + Cl2O7 = MgCl2 + O =>
MgO + Cl2O7 = MgCl2 + 8 O
CO = C + O2 =>
2 CO = 2 C + O2
Fe2O3 + Ca = CaO + Fe =>
Fe2O3 + 3 Ca = 3 CaO + 2 Fe
Br + BaI2 = Ba + BrI =>
2 Br + BaI2 = Ba + 2 BrI
Na + HCl + C = NaCl + CH4 =>
4 Na + 4 HCl + C = 4 NaCl + CH4
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
CaI2 + CO2 + H2O = CaCO3 + HI =>
CaI2 + CO2 + H2O = CaCO3 + 2 HI
CrCl2 + Br2 + KOH = K2CrO4 + KBr + KCl + H2O =>
CrCl2 + 2 Br2 + 8 KOH = K2CrO4 + 4 KBr + 2 KCl + 4 H2O
Na2SO3 = Na2S + Na2SO4 =>
4 Na2SO3 = Na2S + 3 Na2SO4
NaOH + H3PO4 = H2O + Na2HPO4 = Answer? =>
2 NaOH + H3PO4 = 2 H2O + Na2HPO4
Cu2 + Ag(NO3)2 = Ag + Cu(NO3)2 =>
Cu2 + 2 Ag(NO3)2 = 2 Ag + 2 Cu(NO3)2
KOH + KMnO4 + SO2 = MnO2 + K2SO4 + H2O =>
4 KOH + 2 KMnO4 + 3 SO2 = 2 MnO2 + 3 K2SO4 + 2 H2O
CuO + HNO3 + NH3 = Cu(NO3)2(NH3)4(H2O) =>
CuO + 2 HNO3 + 4 NH3 = Cu(NO3)2(NH3)4(H2O)
COHC6H5 + KMnO4 + OH = COOHC6H5 + MnO2 + KOH =>
2 COHC6H5 + KMnO4 + OH = 2 COOHC6H5 + MnO2 + KOH
CU(OH)2 + H3PO4 = H3(OH)2 + CUPO4 =>
CU(OH)2 + H3PO4 = H3(OH)2 + CUPO4
CuCl2 + Ni(ClO4)2 = Cu(ClO4)2 + NiCl2 =>
CuCl2 + Ni(ClO4)2 = Cu(ClO4)2 + NiCl2
I + Cl3 = ICl =>
3 I + Cl3 = 3 ICl
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
NH4NO3 + C15H28 = N2 + H2O + CO =>
29 NH4NO3 + C15H28 = 29 N2 + 72 H2O + 15 CO
Cu + Na(NO3) = Cu(NO3)2 + Na =>
Cu + 2 Na(NO3) = Cu(NO3)2 + 2 Na
CH3OH(l) + O2(g) = CO2(g) + H2O = (g) =>
2 CH3OH(l) + 3 O2(g) = 2 CO2(g) + 4 H2O
AgNO3 + TiCl4 = Ti(NO3)4 + Ag4Cl4 =>
4 AgNO3 + TiCl4 = Ti(NO3)4 + Ag4Cl4
Al(OH)4(aq) + H2SO4(l) = Al(OH)3(s) + H2O(l) + SO4(aq) =>
2 Al(OH)4(aq) + H2SO4(l) = 2 Al(OH)3(s) + 2 H2O(l) + SO4(aq)
Zu + HNO3 = Zu(NO3)2 + NH4NO3 + H2O =>
4 Zu + 10 HNO3 = 4 Zu(NO3)2 + NH4NO3 + 3 H2O
LiOH + P2O5 = Li2O + P(OH)5 =>
10 LiOH + P2O5 = 5 Li2O + 2 P(OH)5
SiCl4 + Zn = ZnCl2 + Si =>
SiCl4 + 2 Zn = 2 ZnCl2 + Si
Te + H2SO4 = TeO2 + SO2 + H2O =>
Te + 2 H2SO4 = TeO2 + 2 SO2 + 2 H2O
C3H4(g) + H2(g) = C3H8(g) =>
C3H4(g) + 2 H2(g) = C3H8(g)
Fe3O4 + Zn(NO3)2 = ZnO + Fe(NO3)3 + N2O =>
8 Fe3O4 + 37 Zn(NO3)2 = 37 ZnO + 24 Fe(NO3)3 + N2O
HJO + HCl = J2 + Cl2 + H2O =>
2 HJO + 2 HCl = J2 + Cl2 + 2 H2O
HC2H3O2 + (OH)2 = C2H3O2 + H2O =>
2 HC2H3O2 + (OH)2 = 2 C2H3O2 + 2 H2O
HCl + KBr + OH = Br2 + KCl + H2O =>
2 HCl + 2 KBr + 2 OH = Br2 + 2 KCl + 2 H2O
HCl + BaSO3 = BaCl2 + SO2 + H2O =>
2 HCl + BaSO3 = BaCl2 + SO2 + H2O
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Équations équilibrées sur12/10/24
Équations équilibrées sur01/09/24
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