| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2CO3 + CaCl2 = 2 NaCl + CaCO3
Cu + HNO3 = NO2 + H2O + Cu(NO3)2 =>
Cu + 4 HNO3 = 2 NO2 + 2 H2O + Cu(NO3)2
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
C17H35COOCH2CHCOOC17H35CH2COOC17H35 + NaOH = C17H35COONa + HOCH2CHOHCH2OH =>
C17H35COOCH2CHCOOC17H35CH2COOC17H35 + 3 NaOH = 3 C17H35COONa + HOCH2CHOHCH2OH
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
HBr + NaOH = Br + NaOH2 =>
HBr + NaOH = Br + NaOH2
MnO4{-} + C2O4{2-} + H{+} = MnO2 + CO2 + H2O =>
2 MnO4{-} + 3 C2O4{2-} + 8 H{+} = 2 MnO2 + 6 CO2 + 4 H2O
NH3(g) + O2(g) = NO(g) + H2O(g) =>
4 NH3(g) + 5 O2(g) = 4 NO(g) + 6 H2O(g)
Fe2(CO3)3 + HNO3 = Fe(NO3)3 + H2O + CO2 =>
Fe2(CO3)3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O + 3 CO2
HBr + NaOH = NaBr + OH2 =>
HBr + NaOH = NaBr + OH2
NaHCO3 + HC2H3O2 = NaC2H3O2 + H2O + CO2 =>
NaHCO3 + HC2H3O2 = NaC2H3O2 + H2O + CO2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Ba2 + Ni(NO3)2 = Ba2(NO3)2 + Ni =>
Ba2 + Ni(NO3)2 = Ba2(NO3)2 + Ni
Pb + Ag{+} = Pb{2+} + Ag =>
Pb + 2 Ag{+} = Pb{2+} + 2 Ag
Mn(NO3)2 + KOH + S = K2MnO4 + K2SO4 + NO + H20 =>
5 Mn(NO3)2 + 20 KOH + 5 S = 5 K2MnO4 + 5 K2SO4 + 10 NO + H20
Al + I2 = AlI2 =>
Al + I2 = AlI2
CaCO3 + HC2H3O2 = Ca(C2H3O2)2 + H2O + CO2 =>
CaCO3 + 2 HC2H3O2 = Ca(C2H3O2)2 + H2O + CO2
CH3COCH2CH3 + KMnO4 + H2SO4 = CH3COOH + MnSO4 + K2SO4 + H2O =>
5 CH3COCH2CH3 + 6 KMnO4 + 9 H2SO4 = 10 CH3COOH + 6 MnSO4 + 3 K2SO4 + 9 H2O
H2SO4 + MgO = MgSO4 + H2O =>
H2SO4 + MgO = MgSO4 + H2O
FeCl2 + KNO3 + HCl = FeCl3 + NO + H2O + KCl =>
3 FeCl2 + KNO3 + 4 HCl = 3 FeCl3 + NO + 2 H2O + KCl
Fe{2+} + Mn{4+} = Mn{2+} + Fe{3+} =>
2 Fe{2+} + Mn{4+} = Mn{2+} + 2 Fe{3+}
NH4NO3 + OH = NH3NO3 + H2O =>
NH4NO3 + OH = NH3NO3 + H2O
CO2 = CO + O2 =>
2 CO2 = 2 CO + O2
CH3COOH + NaOH = H2O + NaCH3COO =>
CH3COOH + NaOH = H2O + NaCH3COO
NaOH + K2CrO4 = KOH + Na2CrO4 =>
2 NaOH + K2CrO4 = 2 KOH + Na2CrO4
AGNO3 + KBR = AGBR + KNO3 =>
AGNO3 + KBR = AGBR + KNO3
Mg + HNO3 = Mg(NO3)2 + N2O + H2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + N2O + 5 H2O
C5H10N2O3 + NH4Cl = C5H9N2O3**{-} + NH5Cl**{+} =>
C5H10N2O3 + NH4Cl = C5H9N2O3**{-} + NH5Cl**{+}
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
NH3 + O2 = N2H4 + H2O =>
4 NH3 + O2 = 2 N2H4 + 2 H2O
Ni(NO3)2 + Na3PO4 = Ni3(PO4)2 + NaNO3 =>
3 Ni(NO3)2 + 2 Na3PO4 = Ni3(PO4)2 + 6 NaNO3
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
NaF = Na + F =>
NaF = Na + F
Li + N2 = LiN2 =>
Li + N2 = LiN2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
ZnCl2 + H2O = ZnO + HCl =>
ZnCl2 + H2O = ZnO + 2 HCl
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
As2S3 + KMnO4 + H2SO4 = As2O5 + K2SO4 + MnSO4 + H2O =>
5 As2S3 + 28 KMnO4 + 27 H2SO4 = 5 As2O5 + 14 K2SO4 + 28 MnSO4 + 27 H2O
Ca(NO3)2 + K2C2O4 = CaC2O4 + KNO3 =>
Ca(NO3)2 + K2C2O4 = CaC2O4 + 2 KNO3
Sb2S5 + HCl = H3SbCl6 + S + H2S =>
Sb2S5 + 12 HCl = 2 H3SbCl6 + 2 S + 3 H2S
N2 + I2 = IN3 =>
3 N2 + I2 = 2 IN3
NaOCl + KJ + H2SO4 = J2 + NaCl + K2SO4 + H2O =>
NaOCl + 2 KJ + H2SO4 = J2 + NaCl + K2SO4 + H2O
Ag + HNO3 = AgNO3 + NO2 + H2O =>
Ag + 2 HNO3 = AgNO3 + NO2 + H2O
HCl + Na2CO3 = H2O + CO2 + NaCl =>
2 HCl + Na2CO3 = H2O + CO2 + 2 NaCl
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Cr2O3 + KNO3 + KOH = K2CrO4 + KNO2 + H2O =>
Cr2O3 + 3 KNO3 + 4 KOH = 2 K2CrO4 + 3 KNO2 + 2 H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
Fe(OH)2 + NO2 = Fe(NO3)3 + NO + H2O =>
Fe(OH)2 + 5 NO2 = Fe(NO3)3 + 2 NO + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/03/12
Équations équilibrées sur04/02/11
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