| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 FeCl2 + 3 Ca(OH)2 = 3 Fe(OH)2 + 2 Cl3 + 3 Ca
NaHCO3(s) + CH3COOH(aq) = CH3COONa(aq) + H20(l) + CO2(g) =>
10 NaHCO3(s) + 15 CH3COOH(aq) = 10 CH3COONa(aq) + 2 H20(l) + 20 CO2(g)
FeSO4 + Fe(OH)2 = Fe3O4 + FeS + H2O =>
FeSO4 + 12 Fe(OH)2 = 4 Fe3O4 + FeS + 12 H2O
AgNO3 + NaCl = NaNO3 + AgCl =>
AgNO3 + NaCl = NaNO3 + AgCl
NaHCO3 + C2H4O2 = CO2 + H2O + NaCH3COO =>
NaHCO3 + C2H4O2 = CO2 + H2O + NaCH3COO
O2 + HCl = Cl + H2O =>
O2 + 4 HCl = 4 Cl + 2 H2O
MgS + H2SO4 = MgSO4 + H2S =>
MgS + H2SO4 = MgSO4 + H2S
H2O + Mg = H2OMg2 =>
H2O + 2 Mg = H2OMg2
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2 =>
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2
Ai + CuSO4 = AiSO4 + Cu =>
Ai + CuSO4 = AiSO4 + Cu
Ba(ClO3)2 = BaCl2 + O2 =>
Ba(ClO3)2 = BaCl2 + 3 O2
C2H8O + NH4OH = C18H25NO + H2O + H2 =>
9 C2H8O + NH4OH = C18H25NO + 9 H2O + 17 H2
CH3COOH + C4H9OH = H2O + CH3COOC4H9 =>
CH3COOH + C4H9OH = H2O + CH3COOC4H9
MnO2 + NaOH + NaClO = Na2MnO4 + H2O + NaCl =>
MnO2 + 2 NaOH + NaClO = Na2MnO4 + H2O + NaCl
Zn + HNO3 + HF = H2[ZnF4] + NO + H2O =>
3 Zn + 2 HNO3 + 12 HF = 3 H2[ZnF4] + 2 NO + 4 H2O
CH2(CH)2CH2 + O2 = H2O + CO2 =>
2 CH2(CH)2CH2 + 11 O2 = 6 H2O + 8 CO2
Fe2(SO4)3 + Ca(HCO3)2 = Fe(OH)3 + Ca(SO4) + CO2 =>
Fe2(SO4)3 + 3 Ca(HCO3)2 = 2 Fe(OH)3 + 3 Ca(SO4) + 6 CO2
L2 + K2SO3 + KOH = KL + K2SO4 + H2O =>
L2 + K2SO3 + 2 KOH = 2 KL + K2SO4 + H2O
Ba(OH)2 + H2(SO4) = Ba(SO4) + H(OH) =>
Ba(OH)2 + H2(SO4) = Ba(SO4) + 2 H(OH)
C7H9 + HNO3 = C7H6(NO2)3 + H2O =>
C7H9 + 3 HNO3 = C7H6(NO2)3 + 3 H2O
H2S + O2F2 = SF6 + HF + O2 =>
H2S + 4 O2F2 = SF6 + 2 HF + 4 O2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C6H8O7 + Cu = Cu(C6H6O7) + H2 =>
C6H8O7 + Cu = Cu(C6H6O7) + H2
Zn + H3PO4 = ZnO + P4O6 + H2 =>
10 Zn + 4 H3PO4 = 10 ZnO + P4O6 + 6 H2
ZnSO4(aq) + NaOH = Zn(OH)2(s) + Na2SO4 =>
ZnSO4(aq) + 2 NaOH = Zn(OH)2(s) + Na2SO4
HNO3(aq) + Cr(OH)3(s) = Cr(NO3)3(s) + H2O(l) =>
3 HNO3(aq) + Cr(OH)3(s) = Cr(NO3)3(s) + 3 H2O(l)
NaOH + HC7H5O2 = NaC6H5CO2 + H2O =>
NaOH + HC7H5O2 = NaC6H5CO2 + H2O
Al + NaCl + H2O = NaAlO2 + Cl + H2 =>
Al + NaCl + 2 H2O = NaAlO2 + Cl + 2 H2
NaOH + MgBr2 = NaBr + Mg(OH)2 =>
2 NaOH + MgBr2 = 2 NaBr + Mg(OH)2
Ca(OH)2 + AlCl3 = Al(OH)3 + CaCl2 =>
3 Ca(OH)2 + 2 AlCl3 = 2 Al(OH)3 + 3 CaCl2
NaClO3 + I2 + HCl = NaICl4 + Cl2 + H2O =>
2 NaClO3 + I2 + 12 HCl = 2 NaICl4 + 3 Cl2 + 6 H2O
C4H9OH + KMnO4 + H2SO4 = C3H7COH + MnSO4 + K2SO4 + H2O =>
5 C4H9OH + 2 KMnO4 + 3 H2SO4 = 5 C3H7COH + 2 MnSO4 + K2SO4 + 8 H2O
Cu + FeSO4 + AuHCl4 = Au2O3 + FeCl2 + CuCl2 + HCl + SO2 =>
3 Cu + 3 FeSO4 + 4 AuHCl4 = 2 Au2O3 + 3 FeCl2 + 3 CuCl2 + 4 HCl + 3 SO2
F + I = FI =>
F + I = FI
CoSO4 + H2SO4 + LiMnO4 = Li2SO4 + MnSO4 + Co(SO4)3 + H2O =>
5 CoSO4 + 16 H2SO4 + 4 LiMnO4 = 2 Li2SO4 + 4 MnSO4 + 5 Co(SO4)3 + 16 H2O
Np3P4 + HCl = NpCl4 + PH3 =>
Np3P4 + 12 HCl = 3 NpCl4 + 4 PH3
CHCl3(Ag) + AgNO3(Ag) = AgCl + CHNO3 =>
CHCl3(Ag) + AgNO3(Ag) = 3 AgCl + CHNO3
CH3CH2CH2OH + KMnO4 + H2SO4 = CH3CH2CO + K2SO4 + MnSO4 + H2O =>
10 CH3CH2CH2OH + 6 KMnO4 + 9 H2SO4 = 10 CH3CH2CO + 3 K2SO4 + 6 MnSO4 + 24 H2O
NO2(g) + H2O(l) = HNO3(ac) + HNO(g) =>
4 NO2(g) + 2 H2O(l) = 3 HNO3(ac) + HNO(g)
AlN + KClO3 = Al(ClO3)3 + K3N =>
AlN + 3 KClO3 = Al(ClO3)3 + K3N
H2SO4 + KMn + H2O2 = HMnO4 + K2SO4 + H2O =>
H2SO4 + 2 KMn + 8 H2O2 = 2 HMnO4 + K2SO4 + 8 H2O
Mg(OH)2 + HBr = MgH2 + BrOH =>
Mg(OH)2 + 2 HBr = MgH2 + 2 BrOH
C2H4 + O2 = CO2 + H2O7 =>
C2H4 + 9 O2 = 2 CO2 + 2 H2O7
C4H10 + Cl2 + O2 = C2Cl8 + H2O =>
2 C4H10 + 16 Cl2 + 5 O2 = 4 C2Cl8 + 10 H2O
Pb(NO3)2 + H3AsO4(aq) = PbHAsO4 + HNO3 =>
Pb(NO3)2 + H3AsO4(aq) = PbHAsO4 + 2 HNO3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CuSO4 + Na2S2O3 = CuS + S + Na2SO4 =>
CuSO4 + 4 Na2S2O3 = CuS + 4 S + 4 Na2SO4
AgNO3(aq) + Na2SO4(aq) = Ag2SO4(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2SO4(aq) = Ag2SO4(s) + 2 NaNO3(aq)
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
K2C2O4*H2O + FeCl3*6H2O = FeK3(C2O4)3*3H2O + KCl + H2O =>
3 K2C2O4*H2O + FeCl3*6H2O = FeK3(C2O4)3*3H2O + 3 KCl + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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