| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH4 + 2 O2 = CO2 + 2 H2O
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
KO2 + CO3 = K2C4O + O4 =>
8 KO2 + 16 CO3 = 4 K2C4O + 15 O4
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
CuSO4 + NaOH + CH3CHO = Cu2O + CH3COONa + Na2SO4 + H2O =>
2 CuSO4 + 5 NaOH + CH3CHO = Cu2O + CH3COONa + 2 Na2SO4 + 3 H2O
C6H12O6 = CH3CH2OH + CO2 =>
C6H12O6 = 2 CH3CH2OH + 2 CO2
C6H12O2 + NaOH = C2H3NaO2 + H20 + C4H10 =>
20 C6H12O2 + 40 NaOH = 40 C2H3NaO2 + 3 H20 + 10 C4H10
Mn3O12 + H3Cl3 = Mn3Cl12 + H12O3 + Cl12 =>
Mn3O12 + 16 H3Cl3 = Mn3Cl12 + 4 H12O3 + 3 Cl12
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C6H12O2 + NaOH = C2H3NaO2 + H2O + C4H10 =>
5 C6H12O2 + 7 NaOH = 7 C2H3NaO2 + 3 H2O + 4 C4H10
C6H12O6 + O2 = H2O + CO2 =>
C6H12O6 + 6 O2 = 6 H2O + 6 CO2
HCl + Fe2O3 = FeCl3 + H2O =>
6 HCl + Fe2O3 = 2 FeCl3 + 3 H2O
AlCl3 + NH4OH = NH4Cl + Al(OH)3 =>
AlCl3 + 3 NH4OH = 3 NH4Cl + Al(OH)3
As2S5 + LiOH + KNO3 = AsS4 + AsO4 + H2O + LiN + LiK =>
4 As2S5 + 6 LiOH + 3 KNO3 = 5 AsS4 + 3 AsO4 + 3 H2O + 3 LiN + 3 LiK
Pb(NO3)2(aq) + Na2SO4(aq) = PbSO4(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + Na2SO4(aq) = PbSO4(s) + 2 NaNO3(aq)
Fe2O3 + H2 = Fe3O4 + H2O =>
3 Fe2O3 + H2 = 2 Fe3O4 + H2O
Na2CO3 + H3PO4 = Na3PO4 + H2O + CO2 =>
3 Na2CO3 + 2 H3PO4 = 2 Na3PO4 + 3 H2O + 3 CO2
As2O3 + Zn + H{+} = AsH3 + Zn2{+} + H2O =>
As2O3 + 24 Zn + 12 H{+} = 2 AsH3 + 12 Zn2{+} + 3 H2O
Fe(OH)2 + P2O5 = Fe3(PO4)2 + H2O =>
3 Fe(OH)2 + P2O5 = Fe3(PO4)2 + 3 H2O
S4N4 + C6H8O7 + NaHCO3 = Na3C5H9NO3S + CO2 + H2O =>
9 S4N4 + 52 C6H8O7 + 108 NaHCO3 = 36 Na3C5H9NO3S + 240 CO2 + 100 H2O
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
KMnO4 + NaOH + KNO2 = K2MnO4 + Na2MnO4 + KNO3 + H2O =>
2 KMnO4 + 2 NaOH + KNO2 = K2MnO4 + Na2MnO4 + KNO3 + H2O
S + KMnO4 + KOH = K2SO4 + K2MnO4 + H2O =>
S + 6 KMnO4 + 8 KOH = K2SO4 + 6 K2MnO4 + 4 H2O
As2O3 + Zn + H{+} = AsH3 + Zn2{+} + H2O =>
As2O3 + 24 Zn + 12 H{+} = 2 AsH3 + 12 Zn2{+} + 3 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
CAC2O4 + KMNO4 + H2SO4 = CASO4 + K2SO4 + MNSO4 + H2O + CO2 =>
5 CAC2O4 + 2 KMNO4 + 8 H2SO4 = 5 CASO4 + K2SO4 + 2 MNSO4 + 8 H2O + 10 CO2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C8H18 + O2 = H2O + CO2 =>
2 C8H18 + 25 O2 = 18 H2O + 16 CO2
As2O3 + Zn + H{+} = AsH3 + Zn{2+} + H2O =>
As2O3 + 6 Zn + 12 H{+} = 2 AsH3 + 6 Zn{2+} + 3 H2O
AsCl3 + H2O = HCl + As(OH)3 =>
AsCl3 + 3 H2O = 3 HCl + As(OH)3
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Fe + HC2H302 = Fe(C2H302)3 + H2 =>
2 Fe + 6 HC2H302 = 2 Fe(C2H302)3 + 3 H2
Na + H2O = H2 + NaOH =>
2 Na + 2 H2O = H2 + 2 NaOH
Fe(OH)3 + H2SO3 = Fe2(SO3)3 + H2O =>
2 Fe(OH)3 + 3 H2SO3 = Fe2(SO3)3 + 6 H2O
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
KBr + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + Br2 + K2SO4 + H2O =>
6 KBr + K2Cr2O7 + 7 H2SO4 = Cr2(SO4)3 + 3 Br2 + 4 K2SO4 + 7 H2O
K2Cr2O7 + KI + H3PO4 = I2 + CrPO4 + K3PO4 + H2O =>
3 K2Cr2O7 + 18 KI + 14 H3PO4 = 9 I2 + 6 CrPO4 + 8 K3PO4 + 21 H2O
CS2 + Cl2 = CCl4 + S2Cl2 =>
CS2 + 3 Cl2 = CCl4 + S2Cl2
Pb(NO3)2(aq) + Na2SO4(aq) = PbSO4(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + Na2SO4(aq) = PbSO4(s) + 2 NaNO3(aq)
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
K + HNO2 = K3NO2 + H2 =>
6 K + 2 HNO2 = 2 K3NO2 + H2
Cl2 + LiI = LiCl + I2 =>
Cl2 + 2 LiI = 2 LiCl + I2
CuSO4 + KCl = K2SO4 + CuCl2 =>
CuSO4 + 2 KCl = K2SO4 + CuCl2
Cl2 + KBr = Br2 + KCl =>
Cl2 + 2 KBr = Br2 + 2 KCl
CU + HNO3 = CU(NO3)2 + NO2 + H2O =>
CU + 4 HNO3 = CU(NO3)2 + 2 NO2 + 2 H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/03/19
Équations équilibrées sur09/02/18
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