| Équations équilibrées la veille |
MgCl2(aq) + Pb(NO3)2(aq) = PbCl2(s) + Mg(NO3)2(aq)
H2SO4 + NaOH = H2O + HNaSO4 =>
H2SO4 + NaOH = H2O + HNaSO4
Li + Ca3(PO4)2 = LiPO4 + Ca =>
2 Li + Ca3(PO4)2 = 2 LiPO4 + 3 Ca
C7H15 + Br2 = C6H11Br + HBr =>
6 C7H15 + 10 Br2 = 7 C6H11Br + 13 HBr
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H2NN(CH3)2 + N2O5 = CO2 + H2O + N2O =>
4 H2NN(CH3)2 + 9 N2O5 = 8 CO2 + 16 H2O + 13 N2O
(CH3COO)2Pb + SO4{2-} = PbSO4 + CH3COO{-} =>
(CH3COO)2Pb + SO4{2-} = PbSO4 + 2 CH3COO{-}
H3SbO3 + V(OH)2 = (VOH)3SbO3 + H2O =>
H3SbO3 + 3 V(OH)2 = (VOH)3SbO3 + 3 H2O
Ca + N9 = CaN =>
9 Ca + N9 = 9 CaN
[Cu(H2O)4] + KBr = KBr[Cu(H2O)4] =>
[Cu(H2O)4] + KBr = KBr[Cu(H2O)4]
C0 + NO2 = CO2 + N2 =>
2 C0 + 2 NO2 = 2 CO2 + N2
NH4SCN + ZnCl2 + HgCl2 = Zn[Hg(SCN)4] + NH4Cl =>
4 NH4SCN + ZnCl2 + HgCl2 = Zn[Hg(SCN)4] + 4 NH4Cl
Zn + Ba(OH)2 = Ba + Zn(OH)2 =>
Zn + Ba(OH)2 = Ba + Zn(OH)2
Pb(NO3)2 + NAl = PbAl + N(NO3)2 =>
Pb(NO3)2 + NAl = PbAl + N(NO3)2
Na2S + Cd = Na2 + CdS =>
Na2S + Cd = Na2 + CdS
Be + NH4ClO4 = BeO + NH4Cl =>
4 Be + NH4ClO4 = 4 BeO + NH4Cl
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
NH4HF2 + Y2O3 = Y5O4F7 + H2O + NH3 =>
7 NH4HF2 + 5 Y2O3 = 2 Y5O4F7 + 7 H2O + 7 NH3
Cr(NO3)3 + NH4 = Cr + (NH4)3NO3 =>
Cr(NO3)3 + 9 NH4 = Cr + 3(NH4)3NO3
Ti + HNO3 = TiO + NO2 + H2O =>
Ti + 2 HNO3 = TiO + 2 NO2 + H2O
AgI + NH3 = Ag(NH3)2 + I =>
AgI + 2 NH3 = Ag(NH3)2 + I
CaCO3(s) + HCl(aq) = CaCl2() + H2CO3() =>
CaCO3(s) + 2 HCl(aq) = CaCl2() + H2CO3()
(CH3CO2)2(NH4)2 = CH7NCO2 =>
(CH3CO2)2(NH4)2 = 2 CH7NCO2
Ca(NO3)2 + (NH4)2C2O4 = CaC2O4 + NH4(NO3) =>
Ca(NO3)2 + (NH4)2C2O4 = CaC2O4 + 2 NH4(NO3)
Co3O4 + HCl = CoCl2 + H2O + CoCl3 =>
Co3O4 + 8 HCl = CoCl2 + 4 H2O + 2 CoCl3
H2 + FC2 = CH4 + F9 =>
36 H2 + 9 FC2 = 18 CH4 + F9
FeCl2 + Na3PO4 = Fe3(PO4)2 + NaCl =>
3 FeCl2 + 2 Na3PO4 = Fe3(PO4)2 + 6 NaCl
CH3F + Si3N4 + O2 = SiF4 + CO2 + N2 + H2O =>
12 CH3F + Si3N4 + 21 O2 = 3 SiF4 + 12 CO2 + 2 N2 + 18 H2O
Cr + Cu2{+} = Cr3{+} + Cu =>
3 Cr + Cu2{+} = Cr3{+} + 2 Cu
Cu2(SO4)3 + K = Cu + K2SO4 =>
Cu2(SO4)3 + 6 K = 2 Cu + 3 K2SO4
Fe + CuO = Fe2O3 + Cu =>
2 Fe + 3 CuO = Fe2O3 + 3 Cu
NaCl + H2O = NaOH + Cl2 + H2 =>
2 NaCl + 2 H2O = 2 NaOH + Cl2 + H2
CuSO4 + BaCl2 = CuCl2 + BaSO4 =>
CuSO4 + BaCl2 = CuCl2 + BaSO4
P4 + OH{-} + H2O = H2PO4{-} + PH3 =>
2 P4 + 3 OH{-} + 9 H2O = 3 H2PO4{-} + 5 PH3
H2O + Na2SO4 + KMnO4 + KI = MnSO4 + K2SO4 + I2 + NaOH =>
8 H2O + 8 Na2SO4 + 2 KMnO4 + 10 KI = 2 MnSO4 + 6 K2SO4 + 5 I2 + 16 NaOH
CO2 + H2S = CH2 + SO2 =>
CO2 + H2S = CH2 + SO2
S2O3{2-} + H{+} = H2S2O3 =>
S2O3{2-} + 2 H{+} = H2S2O3
BaCl2 + PbO = BaO + Cl2Pb =>
BaCl2 + PbO = BaO + Cl2Pb
H4PO4 + Ni(OH)3 = Ni4(PO4)3 + H2O =>
3 H4PO4 + 4 Ni(OH)3 = Ni4(PO4)3 + 12 H2O
Sb4S6 + O = Sb4O6 + SO2 =>
Sb4S6 + 18 O = Sb4O6 + 6 SO2
Mn2O7 + Na2O = NaMnO4 =>
Mn2O7 + Na2O = 2 NaMnO4
NO2 + CH3NO2 = N2 + CO2 + H2O =>
6 NO2 + 8 CH3NO2 = 7 N2 + 8 CO2 + 12 H2O
FeCl3 + Br2 + NaOH = Na2FeO4 + NaCl + NaBr + H2O =>
2 FeCl3 + 3 Br2 + 16 NaOH = 2 Na2FeO4 + 6 NaCl + 6 NaBr + 8 H2O
NaI + Ag(C2H3O2) = Na(C2H3O2) + AgI =>
NaI + Ag(C2H3O2) = Na(C2H3O2) + AgI
FeCl3 + H2O2 = Fe(OH)2 + Cl2 =>
2 FeCl3 + 2 H2O2 = 2 Fe(OH)2 + 3 Cl2
NaHCO3 + C6H8O6 = Na3C6H5O6 + H2O + CO2 =>
3 NaHCO3 + C6H8O6 = Na3C6H5O6 + 3 H2O + 3 CO2
CuSO4 + Na2CO3 = CuNa2 + SO4CO3 =>
CuSO4 + Na2CO3 = CuNa2 + SO4CO3
XC2O4 + Fe2O3 = Fe2C6O12 + XO =>
3 XC2O4 + Fe2O3 = Fe2C6O12 + 3 XO
(H2O)2 = (H2O) =>
(H2O)2 = 2(H2O)
Sb2Se3 + NH4 + H2O2 = (NH4)SeO4 + (NH4)Sb(OH)6 + H2O =>
Sb2Se3 + 5 NH4 + 18 H2O2 = 3(NH4)SeO4 + 2(NH4)Sb(OH)6 + 12 H2O
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Équations équilibrées sur01/26/25
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