| Équations équilibrées la veille |
WBr4 = W + 2 Br2
Fe + HNO3(konc) = Fe(NO3)2 + NO + H2O =>
3 Fe + 8 HNO3(konc) = 3 Fe(NO3)2 + 2 NO + 4 H2O
Ce2 + KOH = KCeO3 + KCe + H2O =>
3 Ce2 + 6 KOH = KCeO3 + 5 KCe + 3 H2O
Ca3(PO4)2 + KNO3 = Ca(NO3)2 + K3PO4 =>
Ca3(PO4)2 + 6 KNO3 = 3 Ca(NO3)2 + 2 K3PO4
HCL(aq) + NAOH(aq) = H2O(l) + NACL(aq) =>
HCL(aq) + NAOH(aq) = H2O(l) + NACL(aq)
Na2SO4 + H2O + I2 = HIO3 + Na2SO3 =>
5 Na2SO4 + H2O + I2 = 2 HIO3 + 5 Na2SO3
AgNO3 + Na3C6H5O7 = Ag3C6H5O7 + NaNO3 =>
3 AgNO3 + Na3C6H5O7 = Ag3C6H5O7 + 3 NaNO3
Ag + HBr = AgBr3 + H2 =>
2 Ag + 6 HBr = 2 AgBr3 + 3 H2
NaHSO + HCl = NaCl + H2SO =>
NaHSO + HCl = NaCl + H2SO
LiHCO3(aq) + HCl = H2CO3 + LiCl =>
LiHCO3(aq) + HCl = H2CO3 + LiCl
CH3CH2COOH + PCl5 = CH3CH2COCl + POCl3 + HCl =>
CH3CH2COOH + PCl5 = CH3CH2COCl + POCl3 + HCl
C7H6O + C4H6O3 = C9H8O2 + H2O =>
2 C7H6O + C4H6O3 = 2 C9H8O2 + H2O
Zn + AgN03 = Ag + ZnN03 =>
Zn + AgN03 = Ag + ZnN03
Na2S2O3 + NH4OH = NaOH + (NH4)2S2O3 =>
Na2S2O3 + 2 NH4OH = 2 NaOH + (NH4)2S2O3
NaHCO3K = KHCO3Na =>
NaHCO3K = KHCO3Na
Ca3P2O8 + SiO2 + C = CaSiO3 + CO + P =>
Ca3P2O8 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
H2O + C + HCl = C2H5OH + CCl4 =>
H2O + 3 C + 4 HCl = C2H5OH + CCl4
Na + O2 + H2O = Na(OH) =>
4 Na + O2 + 2 H2O = 4 Na(OH)
AgI + Fe = FeI3 + Ag =>
3 AgI + Fe = FeI3 + 3 Ag
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
CuSO4(aq) + NH4OH = Cu(OH)2 + (NH4)2SO4 =>
CuSO4(aq) + 2 NH4OH = Cu(OH)2 + (NH4)2SO4
SiH2 = Si + H2 =>
SiH2 = Si + H2
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
KMnO4 + Na2CO3 + H2O = K2CO3 + NaOH + MnO2 + O2 =>
4 KMnO4 + 2 Na2CO3 + 2 H2O = 2 K2CO3 + 4 NaOH + 4 MnO2 + 3 O2
LiHO + Fe(NO3)3 = LiNO3 + Fe(OH)3 =>
3 LiHO + Fe(NO3)3 = 3 LiNO3 + Fe(OH)3
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Zn + Cu2NO3 = Zn(NO3)2 + Cu =>
Zn + 2 Cu2NO3 = Zn(NO3)2 + 4 Cu
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C6H4(OH)2 + KMnO4 + H2SO4 = C6H4O2 + MnSO4 + K2SO4 + H2O =>
5 C6H4(OH)2 + 2 KMnO4 + 3 H2SO4 = 5 C6H4O2 + 2 MnSO4 + K2SO4 + 8 H2O
Cl2(g) + NaBr(ag) = NaCl(ag) + Br2(l) =>
Cl2(g) + 2 NaBr(ag) = 2 NaCl(ag) + Br2(l)
C4H8 + HF = C4H9{+} + F{-} =>
C4H8 + HF = C4H9{+} + F{-}
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
Cr2O3 + Na2(CO3) + K(NO3) = Na2CrO4 + CO2 + K(NO2) =>
Cr2O3 + 2 Na2(CO3) + 3 K(NO3) = 2 Na2CrO4 + 2 CO2 + 3 K(NO2)
MgB2 + H3PO4 = BPO4 + MgPO4 + H2 =>
2 MgB2 + 6 H3PO4 = 4 BPO4 + 2 MgPO4 + 9 H2
CuS + H{+} = Cu{2+} + H2S =>
CuS + 2 H{+} = Cu{2+} + H2S
K3PO4 + Na2SO3 = Na3PO4 + K2SO3 =>
2 K3PO4 + 3 Na2SO3 = 2 Na3PO4 + 3 K2SO3
Pb(C2H3O2)2(aq) + K2C2O4(aq) = PbC2O4(s) + K2(C2H3O2)2(aq) =>
Pb(C2H3O2)2(aq) + K2C2O4(aq) = PbC2O4(s) + K2(C2H3O2)2(aq)
HOCl + C = H2O + CO2 + Cl2 =>
4 HOCl + C = 2 H2O + CO2 + 2 Cl2
C6H5COCl + H2O2 + NaOH = (C6H5CO)2O2 + NaCl + H2O =>
2 C6H5COCl + H2O2 + 2 NaOH = (C6H5CO)2O2 + 2 NaCl + 2 H2O
NiCl2 + Sr(NO3)2 = SrCl2 + Ni(NO3)2 =>
NiCl2 + Sr(NO3)2 = SrCl2 + Ni(NO3)2
NH4NO3(s) + H2O = NH4OH + HNO3 =>
NH4NO3(s) + H2O = NH4OH + HNO3
As2O3 + H2O2 + OH{-} = AsO4{3-} + H2O =>
As2O3 + 2 H2O2 + 6 OH{-} = 2 AsO4{3-} + 5 H2O
FePO4 + Na2(SO4) = Fe2(SO4)3 + Na3(PO4) =>
2 FePO4 + 3 Na2(SO4) = Fe2(SO4)3 + 2 Na3(PO4)
NaBr + KMnO4 + HNO3 = Br2 + Mn(NO3)2 + H2O + NaNO3 + KNO3 =>
10 NaBr + 2 KMnO4 + 16 HNO3 = 5 Br2 + 2 Mn(NO3)2 + 8 H2O + 10 NaNO3 + 2 KNO3
C6H4(OH)2(aq) + O2(g) = C6H4O2(aq) + H2O(l) =>
2 C6H4(OH)2(aq) + O2(g) = 2 C6H4O2(aq) + 2 H2O(l)
Ca(NO3)2 + (NH4)2CO3 = CaCO3 + NH4NO3 =>
Ca(NO3)2 + (NH4)2CO3 = CaCO3 + 2 NH4NO3
HNO2 + K(OH) = K(NO2) + H2O =>
HNO2 + K(OH) = K(NO2) + H2O
I2 + NO + H2O = HNO2 + HI =>
I2 + 2 NO + 2 H2O = 2 HNO2 + 2 HI
Mg(s) + H2O(l) = Mg(OH)2(aq) + H2(g) =>
Mg(s) + 2 H2O(l) = Mg(OH)2(aq) + H2(g)
H2O(g) + Cs(s) = CsOH(s) + H2(g) =>
2 H2O(g) + 2 Cs(s) = 2 CsOH(s) + H2(g)
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Équations équilibrées sur10/26/24
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