| Équations équilibrées la veille |
6 HClO4 + 2 Fe = 2 Fe(ClO4)3 + 3 H2
SiO2 + Al(OH)3 = Al2SiO3 + H2O + O2 =>
SiO2 + 2 Al(OH)3 = Al2SiO3 + 3 H2O + O2
CaCl2 + NaNO3 = Ca(NO3)2 + NaCl =>
CaCl2 + 2 NaNO3 = Ca(NO3)2 + 2 NaCl
Mn + HNO3 = Mn(NO3)2 + NO2 + H2O =>
Mn + 4 HNO3 = Mn(NO3)2 + 2 NO2 + 2 H2O
Zn + NO3{-} + H2O = Zn(OH)2 + NH3 + OH{-} =>
4 Zn + NO3{-} + 6 H2O = 4 Zn(OH)2 + NH3 + OH{-}
Cu2O(s) + C(s) = Cu2(s) + CO(g) =>
Cu2O(s) + C(s) = Cu2(s) + CO(g)
KMnO4 + H2SO4 + Sb = K2SO4 + MnSO4 + Sb0O2 + H2O =>
4 KMnO4 + 6 H2SO4 + 5 Sb = 2 K2SO4 + 4 MnSO4 + 5 Sb0O2 + 6 H2O
H(OH) = H2 + O2 =>
2 H(OH) = 2 H2 + O2
CaNO3 + KI = CaI + KNO3 =>
CaNO3 + KI = CaI + KNO3
Fe2(SO4)3 + H2O = H2SO4 + FeO(OH) =>
Fe2(SO4)3 + 4 H2O = 3 H2SO4 + 2 FeO(OH)
Na2SnO2 + H2O = Sn(OH)2 + NaOH =>
Na2SnO2 + 2 H2O = Sn(OH)2 + 2 NaOH
GaO = Ga + O2 =>
2 GaO = 2 Ga + O2
FeSO4 + K2SO4 + H2SO4 = Fe2(SO4)3 + KSO + H2O =>
10 FeSO4 + K2SO4 + 6 H2SO4 = 5 Fe2(SO4)3 + 2 KSO + 6 H2O
HCI(aq) + NaOH(aq) = NaCI(aq) + H2O(l) =>
HCI(aq) + NaOH(aq) = NaCI(aq) + H2O(l)
Zn + KOH + H2O = K[Zn(OH)3] + H2 =>
Zn + KOH + 2 H2O = K[Zn(OH)3] + H2
BaO + H2SO4 = BaSO4H2O =>
BaO + H2SO4 = BaSO4H2O
H(NH4)2PO4 + Na2CO3 + WO3 + W = NaW8P4O32 + CO2 + NH3 + H2O =>
24 H(NH4)2PO4 + 3 Na2CO3 + 43 WO3 + 5 W = 6 NaW8P4O32 + 3 CO2 + 48 NH3 + 36 H2O
Pb(MnO4)5 + Fe2(SO4)3 = Pb2(SO4)5 + Fe(MnO4)3 =>
6 Pb(MnO4)5 + 5 Fe2(SO4)3 = 3 Pb2(SO4)5 + 10 Fe(MnO4)3
P + KClO3 = PClO3 + K =>
P + KClO3 = PClO3 + K
Cu + K4[Fe(CN)6] = Cu[Fe(CN)6] + K2 =>
Cu + K4[Fe(CN)6] = Cu[Fe(CN)6] + 2 K2
Cr2(SO4)3 + NaOH + H2O2 = Na2CrO4 + NaSO4 + H2O =>
2 Cr2(SO4)3 + 14 NaOH + 9 H2O2 = 4 Na2CrO4 + 6 NaSO4 + 16 H2O
AgNO3 + Na2S = Ag2S + NaNO3 =>
2 AgNO3 + Na2S = Ag2S + 2 NaNO3
Al(I)3 + Cl2 = Al(Cl)3 + I2 =>
2 Al(I)3 + 3 Cl2 = 2 Al(Cl)3 + 3 I2
(NH4)2SO4 + Cu(OH)2 = CuSO4 + NH4HO =>
(NH4)2SO4 + Cu(OH)2 = CuSO4 + 2 NH4HO
H2X + NaOH = H2O + NaH + X =>
H2X + NaOH = H2O + NaH + X
Na2S2O3 + H(NO)3 = Na(NO)3 + SO2 + S + H2O =>
Na2S2O3 + 2 H(NO)3 = 2 Na(NO)3 + SO2 + S + H2O
Co(NH3)6Cl3 = CoCl2 + NH4Cl + N2 + NH3 =>
6 Co(NH3)6Cl3 = 6 CoCl2 + 6 NH4Cl + N2 + 28 NH3
(NiOH)2SO4 + NH4OH = [Ni(NH3)6]SO4 + [Ni(NH3)6](OH)2 + H2O =>
(NiOH)2SO4 + 12 NH4OH = [Ni(NH3)6]SO4 + [Ni(NH3)6](OH)2 + 12 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
P + Hg = Hg3P2 =>
2 P + 3 Hg = Hg3P2
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
CaO + H2SO4 = CaSO4 + H2O =>
CaO + H2SO4 = CaSO4 + H2O
Au + HNO3 + HCl = AuCl3 + H2O + NO =>
Au + HNO3 + 3 HCl = AuCl3 + 2 H2O + NO
K2Cr2O7 + H2SO4 + NaI = Cr2(SO4)3 + I2 + H2O + Na2SO4 + K2SO4 =>
K2Cr2O7 + 7 H2SO4 + 6 NaI = Cr2(SO4)3 + 3 I2 + 7 H2O + 3 Na2SO4 + K2SO4
C3H7OH + PCl3 = C3H7Cl + H3PO3 =>
3 C3H7OH + PCl3 = 3 C3H7Cl + H3PO3
CaCO3 + Na2SO4 = CaSO4 + Na + CO2 + O2 =>
2 CaCO3 + 2 Na2SO4 = 2 CaSO4 + 4 Na + 2 CO2 + O2
F + Si3N4 = SiF4 + N2 =>
12 F + Si3N4 = 3 SiF4 + 2 N2
KBrO3 + KL + HBr = KBr + L + H2O =>
KBrO3 + 6 KL + 6 HBr = 7 KBr + 6 L + 3 H2O
Na2Co3 + Ca = CaCo3 + Na =>
Na2Co3 + Ca = CaCo3 + 2 Na
Al + CsOH = Al(OH)3 + Cs =>
Al + 3 CsOH = Al(OH)3 + 3 Cs
C8H7NO3 + Sn + HCl = C8H12ON + SnCl4 + H2O =>
4 C8H7NO3 + 9 Sn + 36 HCl = 4 C8H12ON + 9 SnCl4 + 8 H2O
N2 + O2 = N3O7 =>
3 N2 + 7 O2 = 2 N3O7
CH3CH2OH + NaH = NaOCH2CH3 + H2 =>
CH3CH2OH + NaH = NaOCH2CH3 + H2
H2SO4 + Pb(OH)4 = Pb(SO4)2 + HOH =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 HOH
PdCl2 + H2NO3 = Pd(NO3)2 + H2Cl =>
PdCl2 + 2 H2NO3 = Pd(NO3)2 + 2 H2Cl
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
N2 + O2 = N2O398 =>
N2 + 199 O2 = N2O398
K3 + PO4 = K2PO4 =>
2 K3 + 3 PO4 = 3 K2PO4
C7H17 + O2 = CO2 + H2O =>
4 C7H17 + 45 O2 = 28 CO2 + 34 H2O
K2CO3(aq) + Pb(NO3)2(aq) = KNO3(aq) + PbCO3(s) =>
K2CO3(aq) + Pb(NO3)2(aq) = 2 KNO3(aq) + PbCO3(s)
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| Équations équilibrées la veille |
Équations équilibrées sur01/06/25
Équations équilibrées sur02/05/24
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