| Équations équilibrées la veille | Équations équilibrées le lendemain |
Bi2O3 + Bi + 3 Cu + 3 Se = 3 BiCuSeO
Pt + Au(NO3)3 = PtNO3 + Au =>
3 Pt + Au(NO3)3 = 3 PtNO3 + Au
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
Ni(CN)2 = Ni + (CN)2 =>
Ni(CN)2 = Ni + (CN)2
K2CO3 + H2S = K2S + H2O + CO2 =>
K2CO3 + H2S = K2S + H2O + CO2
C13H10O + NaBH4 + H2O = C13H12O + B(OH)3 + NaOH =>
4 C13H10O + NaBH4 + 4 H2O = 4 C13H12O + B(OH)3 + NaOH
Au(s) + NaBr(aq) = Au2Br + Na =>
2 Au(s) + NaBr(aq) = Au2Br + Na
Be(s) + O2(g) = BeO =>
2 Be(s) + O2(g) = 2 BeO
Pt + Au(NO3)3 = Pt(NO3)4 + Au =>
3 Pt + 4 Au(NO3)3 = 3 Pt(NO3)4 + 4 Au
H3PO4 + Al = AlPO4 + H2 =>
2 H3PO4 + 2 Al = 2 AlPO4 + 3 H2
C + SiO2 + Ca3(PO4)2 = P4 + CaSiO3 + CO =>
10 C + 6 SiO2 + 2 Ca3(PO4)2 = P4 + 6 CaSiO3 + 10 CO
NaI + H2(SO4) = I + H2S + Na2(SO4) + H(OH) =>
8 NaI + 5 H2(SO4) = 8 I + H2S + 4 Na2(SO4) + 4 H(OH)
(NH4)2S + MgI2 = MgS + NH4I =>
(NH4)2S + MgI2 = MgS + 2 NH4I
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
C13H10O + NaBH4 + H2O = C13H12O + NaH2BO3 =>
4 C13H10O + NaBH4 + 3 H2O = 4 C13H12O + NaH2BO3
K + Cl2 = (KCl) =>
2 K + Cl2 = 2(KCl)
Fe(OH)3 + KI + H2SO4 = FeSO4 + I2 + K2SO4 + H2O =>
2 Fe(OH)3 + 2 KI + 3 H2SO4 = 2 FeSO4 + I2 + K2SO4 + 6 H2O
S8 + H2 = H2S =>
S8 + 8 H2 = 8 H2S
C2H5(OH)2 + Na = C2H5O2Na2 + H2 =>
C2H5(OH)2 + 2 Na = C2H5O2Na2 + H2
Be(s) + O2(g) = BeO(s) =>
2 Be(s) + O2(g) = 2 BeO(s)
CaCN2 + C + Na2CO3 = CaCO3 + NaCN =>
CaCN2 + C + Na2CO3 = CaCO3 + 2 NaCN
NaI + H2(SO4) = I0 + H2S + Na2(SO4) + H(OH) =>
8 NaI + 5 H2(SO4) = 8 I0 + H2S + 4 Na2(SO4) + 4 H(OH)
FeS(aq) + HCl(aq) = FeCl2(aq) + H2S(aq) =>
FeS(aq) + 2 HCl(aq) = FeCl2(aq) + H2S(aq)
C13H10O + NaBH4 + H2O = C13H12O + NaB(OH)4 =>
4 C13H10O + NaBH4 + 4 H2O = 4 C13H12O + NaB(OH)4
CuCl2 + Na2SO4 = Cu(SO4) + NaCl =>
CuCl2 + Na2SO4 = Cu(SO4) + 2 NaCl
Al(NO3)3 + NaCl = AlCl3 + NaNO3 =>
Al(NO3)3 + 3 NaCl = AlCl3 + 3 NaNO3
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
BeCl2 + Al(NO3)3 = Be(NO3)2 + AlCl3 =>
3 BeCl2 + 2 Al(NO3)3 = 3 Be(NO3)2 + 2 AlCl3
Na(s) + CuSO4(aq) = Na2SO4 + Cu =>
2 Na(s) + CuSO4(aq) = Na2SO4 + Cu
Br2 + NaOH = NaBr + NaOBr + H2O =>
Br2 + 2 NaOH = NaBr + NaOBr + H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
FeS(aq) + HCl(aq) = FeCl2(aq) + H2S(g) =>
FeS(aq) + 2 HCl(aq) = FeCl2(aq) + H2S(g)
Ag + NH4OH = AgNH3 + H2O =>
Ag + NH4OH = AgNH3 + H2O
NaCl + Al(NO3)3 = Na(NO3) + AlCl3 =>
3 NaCl + Al(NO3)3 = 3 Na(NO3) + AlCl3
[Cu(NH3)4](OH)2 + NaOH = Cu(OH)2 + NaOHNH3 =>
[Cu(NH3)4](OH)2 + 4 NaOH = Cu(OH)2 + 4 NaOHNH3
K + B2O2 = K2O + B =>
4 K + B2O2 = 2 K2O + 2 B
N2O5 + Li2O = Li3NO4 =>
N2O5 + 3 Li2O = 2 Li3NO4
P2O3 + H2SO4 = P2O5 + SO2 + H3PO3 =>
5 P2O3 + 6 H2SO4 = 3 P2O5 + 6 SO2 + 4 H3PO3
Ag + NH4OH = Ag(NH3)2 + H2O =>
Ag + 2 NH4OH = Ag(NH3)2 + 2 H2O
H(g) + CI(g) = HCI(g) =>
H(g) + CI(g) = HCI(g)
Br2 + NaOH = NaBr + NaBrO3 + H2O =>
3 Br2 + 6 NaOH = 5 NaBr + NaBrO3 + 3 H2O
Pb(NO3)2(aq) + CuSO4(aq) = PbSO4(s) + Cu(NO3)2(aq) =>
Pb(NO3)2(aq) + CuSO4(aq) = PbSO4(s) + Cu(NO3)2(aq)
FeS(aq) + HCl(aq) = FeCl2(aq) + H2S =>
FeS(aq) + 2 HCl(aq) = FeCl2(aq) + H2S
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2000 =>
400 KMnO4 + 3200 HCl = 400 KCl + 400 MnCl2 + 1600 H2O + Cl2000
Zn + HNO3 = Zn(NO3)2 + H2O + NH4NO3 = =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + 3 H2O + NH4NO3
C6H4(CH3)(NH3Cl) + AgNO3 = C6H4(CH3)(NO2)(NH3Cl) + AgO =>
C6H4(CH3)(NH3Cl) + AgNO3 = C6H4(CH3)(NO2)(NH3Cl) + AgO
CCl4 = C + Cl2 =>
CCl4 = C + 2 Cl2
MgO2 + NaBiO3 + HNO3 = HMgO4 + BiONO3 + NaNO3 + H2O =>
2 MgO2 + 3 NaBiO3 + 6 HNO3 = 2 HMgO4 + 3 BiONO3 + 3 NaNO3 + 2 H2O
Sr + P = Sr3P2 =>
3 Sr + 2 P = Sr3P2
SCl6 = S + Cl2 =>
SCl6 = S + 3 Cl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/13/24
Équations équilibrées sur12/13/23
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