| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na + 2 H2O = 2 NaOH + H2
N2O4 + H2O = HNO3 + NO =>
3 N2O4 + 2 H2O = 4 HNO3 + 2 NO
C2H5OH + O2 = CH3COOH + H2O =>
C2H5OH + O2 = CH3COOH + H2O
Al(NO3)3 + NaOH = Al(OH)3 + NaNO3 =>
Al(NO3)3 + 3 NaOH = Al(OH)3 + 3 NaNO3
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
C2H5OH + O2 = CH3COOH + H2O =>
C2H5OH + O2 = CH3COOH + H2O
N2O4 + H2O = HNO3 + NO =>
3 N2O4 + 2 H2O = 4 HNO3 + 2 NO
H2SO4 + KBr = HBr + K2SO4 =>
H2SO4 + 2 KBr = 2 HBr + K2SO4
NaOH + H2So4 = Na2So4 + H2O =>
2 NaOH + H2So4 = Na2So4 + 2 H2O
K2MnO4 + H2C2O4 = MnO2 + CO2 + KOH =>
K2MnO4 + H2C2O4 = MnO2 + 2 CO2 + 2 KOH
CaCO3(s) = CaO(s) + CO2(g) =>
CaCO3(s) = CaO(s) + CO2(g)
Cu2 + OH(aq) = Cu(OH)2(aq) =>
Cu2 + 4 OH(aq) = 2 Cu(OH)2(aq)
Ca + HNO3 = Ca(NO3)2 + N2O + H2O =>
4 Ca + 10 HNO3 = 4 Ca(NO3)2 + N2O + 5 H2O
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
KCrO2 + KOH + H2O2 = K2CrO4 + H2O =>
2 KCrO2 + 2 KOH + 3 H2O2 = 2 K2CrO4 + 4 H2O
Fe2(SO4)3 + Ba(NO3)2 = Fe(NO3)3 + BaSO4 =>
Fe2(SO4)3 + 3 Ba(NO3)2 = 2 Fe(NO3)3 + 3 BaSO4
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
FeO + HI = FeI2 + H2O =>
FeO + 2 HI = FeI2 + H2O
ZN(s) + S8(s) = ZNS(s) =>
8 ZN(s) + S8(s) = 8 ZNS(s)
HCl + Al = AlCl + H =>
HCl + Al = AlCl + H
KCl + BaCl2 = KCl2 + BaCl =>
KCl + BaCl2 = KCl2 + BaCl
CU + H2SO4 = CUSO4 + H2O + SO2 =>
CU + 2 H2SO4 = CUSO4 + 2 H2O + SO2
Zn(s) + S8(s) = ZnS(s) =>
8 Zn(s) + S8(s) = 8 ZnS(s)
Cu(NO3)2 + ZnS = CuS + Zn(NO3)2 =>
Cu(NO3)2 + ZnS = CuS + Zn(NO3)2
Fe + NiCl = FeCl + Ni =>
Fe + NiCl = FeCl + Ni
HBr + K2CO3 = H2CO3 + KBr =>
2 HBr + K2CO3 = H2CO3 + 2 KBr
Cu2 + OH = Cu(OH)2 =>
Cu2 + 4 OH = 2 Cu(OH)2
FeSO4 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
6 FeSO4 + K2Cr2O7 + 7 H2SO4 = 3 Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + 7 H2O
C3H6O2 + O2 = CO2 + H2O =>
2 C3H6O2 + 7 O2 = 6 CO2 + 6 H2O
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
Zn(s) + S(s) = ZnS(s) =>
Zn(s) + S(s) = ZnS(s)
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Fe + NiCl2 = FeCl2 + Ni =>
Fe + NiCl2 = FeCl2 + Ni
C9H12 + O2 = CO + H2O =>
2 C9H12 + 15 O2 = 18 CO + 12 H2O
NaIO3 + NaHSO3 = NaHSO4 + Na2SO4 + H20 + I2 =>
20 NaIO3 + 60 NaHSO3 = 40 NaHSO4 + 20 Na2SO4 + H20 + 10 I2
Mg + HNO3 = N2O + Mg(NO3)2 + H2O =>
4 Mg + 10 HNO3 = N2O + 4 Mg(NO3)2 + 5 H2O
HCl + Al = AlCl3 + H2 =>
6 HCl + 2 Al = 2 AlCl3 + 3 H2
S2Cl2 + H2O = SO2 + HCl + S2 =>
4 S2Cl2 + 4 H2O = 2 SO2 + 8 HCl + 3 S2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
(N2H6)SO4 + J2 = H2SO4 + N2 + HJ =>
(N2H6)SO4 + 2 J2 = H2SO4 + N2 + 4 HJ
HC2H3O2 + NaOH = H2O + NaC2H3O2 =>
HC2H3O2 + NaOH = H2O + NaC2H3O2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
K2Cr2O7 + NaNO2 + H2SO4 = NaNO3 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 NaNO2 + 4 H2SO4 = 3 NaNO3 + Cr2(SO4)3 + K2SO4 + 4 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Zn + H2Cl = ZnCl + H2 =>
Zn + H2Cl = ZnCl + H2
(MgOH)2CO3 + NH4Cl = NH3 + H2O + NH4HCO3 + MgCl2 =>
(MgOH)2CO3 + 4 NH4Cl = 3 NH3 + 2 H2O + NH4HCO3 + 2 MgCl2
CuSO4 + Fe = Fe(SO4)3 + Cu =>
3 CuSO4 + Fe = Fe(SO4)3 + 3 Cu
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/03/16
Équations équilibrées sur05/03/15
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