| Équations équilibrées la veille | Équations équilibrées le lendemain |
Zn + CuSO4 = Cu + ZnSO4
AsCl3 + NaBH4 = AsH3 + NaClBCl3 =>
4 AsCl3 + 3 NaBH4 = 4 AsH3 + 3 NaClBCl3
AsCl3 + NaBH4 = AsH3 + NaCl + BCl3 =>
4 AsCl3 + 3 NaBH4 = 4 AsH3 + 3 NaCl + 3 BCl3
Al{3+} + (CO3){2-} = Al2(CO3)3 =>
2 Al{3+} + 3(CO3){2-} = Al2(CO3)3
Ca(OH)2 + NH4Cl = CaCl2 + NH3 + H2O =>
Ca(OH)2 + 2 NH4Cl = CaCl2 + 2 NH3 + 2 H2O
K2CrO4 + H2SO4 + Zn = ZnSO4 + Cr2(SO4)3 + KHSO4 + H2O =>
2 K2CrO4 + 10 H2SO4 + 3 Zn = 3 ZnSO4 + Cr2(SO4)3 + 4 KHSO4 + 8 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
C3H8 + O2 = CO + H2 =>
2 C3H8 + 3 O2 = 6 CO + 8 H2
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
NaOH + H2O = NaH + OH =>
NaOH + H2O = NaH + 2 OH
C3H8 + H2O = CO + H2 =>
C3H8 + 3 H2O = 3 CO + 7 H2
NaOH + H2O = NaH + OH =>
NaOH + H2O = NaH + 2 OH
K2CrO7 + H2SO4 + Zn = ZnSO4 + Cr2(SO4)3 + KHSO4 + H2O =>
2 K2CrO7 + 16 H2SO4 + 9 Zn = 9 ZnSO4 + Cr2(SO4)3 + 4 KHSO4 + 14 H2O
CeO2 + B4C + C = CeB4 + CO =>
CeO2 + B4C + C = CeB4 + 2 CO
H2O2 = H2 + O2 =>
H2O2 = H2 + O2
Ce2O3 + B4C + C = CeB4 + CO =>
Ce2O3 + 2 B4C + C = 2 CeB4 + 3 CO
Ce2O3 + B4C + C = CeB2 + CO =>
Ce2O3 + B4C + 2 C = 2 CeB2 + 3 CO
CeO2 + B4C + C = CeB2 + CO =>
2 CeO2 + B4C + 3 C = 2 CeB2 + 4 CO
KMnO4 + H2SO4 + Zn = ZnSO4 + MnSO4 + KHSO4 + H2O =>
2 KMnO4 + 9 H2SO4 + 5 Zn = 5 ZnSO4 + 2 MnSO4 + 2 KHSO4 + 8 H2O
Al + HNO3 = Al(NO3)3 + N2O + H2O =>
8 Al + 30 HNO3 = 8 Al(NO3)3 + 3 N2O + 15 H2O
KOH + Al + H2O + H2SO4 = H2 + KAl(SO4)2*12H2O =>
2 KOH + 2 Al + 22 H2O + 4 H2SO4 = 3 H2 + 2 KAl(SO4)2*12H2O
N2H4 = NH3 + N2 =>
3 N2H4 = 4 NH3 + N2
CH3CH2CH3 + O2 = CO2 + H20 =>
5 CH3CH2CH3 + 15 O2 = 15 CO2 + 2 H20
PbS + H2O2 = PbSO4 + H2O =>
PbS + 4 H2O2 = PbSO4 + 4 H2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Si + Cr2O3 = SiO2 + Cr =>
3 Si + 2 Cr2O3 = 3 SiO2 + 4 Cr
(NH4)3PO4 = H3PO4 + NH3 =>
(NH4)3PO4 = H3PO4 + 3 NH3
AuBr3 + H2CO3 = AuCO3 + H2Br3 =>
AuBr3 + H2CO3 = AuCO3 + H2Br3
Fe2O3 + HNO3 = Fe(NO3)3 + H2O =>
Fe2O3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O
Al + AgNO3 = Al(NO3)3 + Ag =>
Al + 3 AgNO3 = Al(NO3)3 + 3 Ag
PbS + HNO3 = Pb(NO3) + NO + S + H2O =>
3 PbS + 4 HNO3 = 3 Pb(NO3) + NO + 3 S + 2 H2O
NH3 + O2 = NO + H20 =>
20 NH3 + 10 O2 = 20 NO + 3 H20
Cu + H{+} + NO3{-} = Cu{+2} + NO + H2O =>
3 Cu + 8 H{+} + 2 NO3{-} = 3 Cu{+2} + 2 NO + 4 H2O
Al2(SO4)3 + NaOH = Al(OH)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
Ca(OH)2 + SO2 = CaSO3 + H2O =>
Ca(OH)2 + SO2 = CaSO3 + H2O
KMnO4 + Na2SO3 + H2O = MnO + KOH + Na2SO4 =>
2 KMnO4 + 5 Na2SO3 + H2O = 2 MnO + 2 KOH + 5 Na2SO4
KMnO4 + Na2SO3 + H2O = MnO2 + KOH + Na2SO4 =>
2 KMnO4 + 3 Na2SO3 + H2O = 2 MnO2 + 2 KOH + 3 Na2SO4
Co + HCl = CoCl2 + H2 =>
Co + 2 HCl = CoCl2 + H2
Li + S = Li2S =>
2 Li + S = Li2S
SN + H2SO4 = SN(SO4)2 + SO2 + H2O =>
SN + 4 H2SO4 = SN(SO4)2 + 2 SO2 + 4 H2O
KMnO4 + HCl = KCl + MnCl2 + Cl2 + H2O =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 5 Cl2 + 8 H2O
C11H15NO2(s) + O2(g) = CO2(g) + H2O(l) + N2(g) =>
4 C11H15NO2(s) + 55 O2(g) = 44 CO2(g) + 30 H2O(l) + 2 N2(g)
K2Cr2O7 + Na2SO3 + H2SO4 = Cr2(SO4)3 + K2SO4 + Na2SO4 + H2O =>
K2Cr2O7 + 3 Na2SO3 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 Na2SO4 + 4 H2O
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
As4O6 + S2Cl2 + Cl2 = AsCl2 + SO2 =>
2 As4O6 + 3 S2Cl2 + 5 Cl2 = 8 AsCl2 + 6 SO2
H2O + CO2 = C6H12O6 + O2 =>
6 H2O + 6 CO2 = C6H12O6 + 6 O2
K + P = K3P =>
3 K + P = K3P
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/27/13
Équations équilibrées sur09/26/12
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