| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 Na(NO3)
Pb(CH3COO)2 + Na2SO4 = PbSO4 + NaCH3COO =>
Pb(CH3COO)2 + Na2SO4 = PbSO4 + 2 NaCH3COO
CuO = Cu + O2 =>
2 CuO = 2 Cu + O2
NH4CL + NANO3 = NACL + N2O + H2O =>
NH4CL + NANO3 = NACL + N2O + 2 H2O
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
CaCO3(s) + HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq) =>
CaCO3(s) + 2 HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq)
Mg + O = MgO2 =>
Mg + 2 O = MgO2
Ba(No3)2 + Na2So4 = BaSo4 + NaNo3 =>
Ba(No3)2 + Na2So4 = BaSo4 + 2 NaNo3
NaCrO2 + Br2 + NaOH = Na2CrO4 + NaBr + H2O =>
2 NaCrO2 + 3 Br2 + 8 NaOH = 2 Na2CrO4 + 6 NaBr + 4 H2O
Ba(No3)2 + Na2So4 = BaSo4 + NaNo3 =>
Ba(No3)2 + Na2So4 = BaSo4 + 2 NaNo3
C7H7NO2 + KMnO4 + H2SO4 = C7H6O2 + MnSO4 + K2SO4 + H2O + HNO3 =>
5 C7H7NO2 + 6 KMnO4 + 9 H2SO4 = 5 C7H6O2 + 6 MnSO4 + 3 K2SO4 + 9 H2O + 5 HNO3
KMnO4 + NaOH + Na2SO3 = K2MnO4 + Na2MnO4 + Na2SO4 + H2O =>
2 KMnO4 + 2 NaOH + Na2SO3 = K2MnO4 + Na2MnO4 + Na2SO4 + H2O
C7H7NO2 + KMnO4 + H2SO4 = C7H6O2 + MnSO4 + K2SO4 + H2O + HNO3 =>
5 C7H7NO2 + 6 KMnO4 + 9 H2SO4 = 5 C7H6O2 + 6 MnSO4 + 3 K2SO4 + 9 H2O + 5 HNO3
CoCl2 + Ni = NiCl2 + Co =>
CoCl2 + Ni = NiCl2 + Co
ZN + HCl = ZNCl2 + H2 =>
ZN + 2 HCl = ZNCl2 + H2
CH3COOH + NH3 = CH3COONH4 =>
CH3COOH + NH3 = CH3COONH4
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Au + HNO3 + HCl = H[AuCl4] + NO + H2O =>
Au + HNO3 + 4 HCl = H[AuCl4] + NO + 2 H2O
H3PO2 + I2 = HPO2 + HI =>
H3PO2 + I2 = HPO2 + 2 HI
Na2B4O7 + H2O + HCl = NaCl + B(OH)3 =>
Na2B4O7 + 5 H2O + 2 HCl = 2 NaCl + 4 B(OH)3
MG(s) + O2(g) = MGO2(s) =>
MG(s) + O2(g) = MGO2(s)
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
P + S = P2S3 =>
2 P + 3 S = P2S3
Al + Ag(No3) = Al(No3)3 + Ag =>
Al + 3 Ag(No3) = Al(No3)3 + 3 Ag
Al(OH)3 + NaOH = Na[Al(OH)4] =>
Al(OH)3 + NaOH = Na[Al(OH)4]
K2Cr2O7 + HCl = Cl2 + KCl + CrCl3 + H2O =>
K2Cr2O7 + 14 HCl = 3 Cl2 + 2 KCl + 2 CrCl3 + 7 H2O
Fe + O2 = FeO2 =>
Fe + O2 = FeO2
Fe(NO3)3 + Na2CO3 = Fe2(CO3)3 + NaNO3 =>
2 Fe(NO3)3 + 3 Na2CO3 = Fe2(CO3)3 + 6 NaNO3
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
S + Na = Na2S =>
S + 2 Na = Na2S
Mg(NO3)2 = MgO + NO2 + O2 =>
2 Mg(NO3)2 = 2 MgO + 4 NO2 + O2
Zn + HNO3 = Zn(NO3)2 + N2O + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + N2O + 5 H2O
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
K2CR2O7 + KI + H2SO4 = CR2(SO4)3 + I2 + K2SO4 + H2O =>
K2CR2O7 + 6 KI + 7 H2SO4 = CR2(SO4)3 + 3 I2 + 4 K2SO4 + 7 H2O
Mg + HCl = H2 + MgCl2 =>
Mg + 2 HCl = H2 + MgCl2
MgO + H2SO4 = MgSO4 + H2O =>
MgO + H2SO4 = MgSO4 + H2O
Al2O3 + NaOH + HF = Na3AlF6 + H2O =>
Al2O3 + 6 NaOH + 12 HF = 2 Na3AlF6 + 9 H2O
Cr(s) + O2(g) = Cr2O3(s) =>
4 Cr(s) + 3 O2(g) = 2 Cr2O3(s)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
BaC2O4 + K2CrO4 = BaCrO4 + K2C2O4 =>
BaC2O4 + K2CrO4 = BaCrO4 + K2C2O4
CH3COONH4 + (NH2)2CO = CH3CONH2 + CO2 + NH3 =>
CH3COONH4 + (NH2)2CO = CH3CONH2 + CO2 + 2 NH3
Al(NO3)2 + CH4N2O = Al2O3 + CO2 + H2O + N2 =>
2 Al(NO3)2 + 3 CH4N2O = Al2O3 + 3 CO2 + 6 H2O + 5 N2
NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3
KClO3 + FeSO4 + H2SO4 = KCl + Fe(SO4)3 + H2O =>
2 KClO3 + 3 FeSO4 + 6 H2SO4 = 2 KCl + 3 Fe(SO4)3 + 6 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CaCO3 + HCl = CaCl2 + H2O + CO2 =>
CaCO3 + 2 HCl = CaCl2 + H2O + CO2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
HCl + AgNO3 = AgCl + HNO3 =>
HCl + AgNO3 = AgCl + HNO3
Al(OH)3 + HNO3 = Al(NO3)3 + H2O =>
Al(OH)3 + 3 HNO3 = Al(NO3)3 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/20/15
Équations équilibrées sur11/19/14
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