| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Br2 + 2 FeI3 = 3 I2 + 2 FeBr3
HNO3 + Al = H2O + NO + Al2O3 =>
2 HNO3 + 2 Al = H2O + 2 NO + Al2O3
MnO4{-} + H{+} + Br{-} = Mn{+2} + Br2 + H2O =>
2 MnO4{-} + 16 H{+} + 10 Br{-} = 2 Mn{+2} + 5 Br2 + 8 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HNO3 + Fe(OH)3 = H2O + Fe(NO3)3 =>
3 HNO3 + Fe(OH)3 = 3 H2O + Fe(NO3)3
HNO3 + Cu = H2O + NO + CuO =>
2 HNO3 + 3 Cu = H2O + 2 NO + 3 CuO
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
C2H5OH = C + H2 + O2 =>
2 C2H5OH = 4 C + 6 H2 + O2
CU + HNO3 = CU(NO3)2 + NO + H2O =>
3 CU + 8 HNO3 = 3 CU(NO3)2 + 2 NO + 4 H2O
Na2CO3 + Cr(NO3)3 = NaNO3 + Cr2(CO3)3 =>
3 Na2CO3 + 2 Cr(NO3)3 = 6 NaNO3 + Cr2(CO3)3
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Mn + I2 = MnI4 =>
Mn + 2 I2 = MnI4
NH4 + CuO2 = N + Cu + H2O =>
NH4 + CuO2 = N + Cu + 2 H2O
MgCl2 + NH4OH = NH4Cl2 + MgOH =>
MgCl2 + NH4OH = NH4Cl2 + MgOH
LiBr + Co(So3)2 = Li2So3 + CoBr4 =>
4 LiBr + Co(So3)2 = 2 Li2So3 + CoBr4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
O2 + CS2 = CO2 + SO2 =>
3 O2 + CS2 = CO2 + 2 SO2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Cu(NO3)2 + Na2SO4 = Cu(SO4)2 + Na2NO3 =>
Cu(NO3)2 + 2 Na2SO4 = Cu(SO4)2 + 2 Na2NO3
Pd(NO3)2 + HCl = PdCl2 + HNO3 =>
Pd(NO3)2 + 2 HCl = PdCl2 + 2 HNO3
K2SO4 + AgNO3 = Ag2SO4 + KNO3 =>
K2SO4 + 2 AgNO3 = Ag2SO4 + 2 KNO3
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
Na2[CoCl4] + H2O = [Co(H2O)6]Cl2 + NaCl =>
Na2[CoCl4] + 6 H2O = [Co(H2O)6]Cl2 + 2 NaCl
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
N2O5 = NO2 + O2 =>
2 N2O5 = 4 NO2 + O2
Cu + Cl2 = CuCl2 =>
Cu + Cl2 = CuCl2
Cr2O7{-2} + H{+} + I{-} = Cr{+3} + I2 + H2O =>
Cr2O7{-2} + 14 H{+} + 6 I{-} = 2 Cr{+3} + 3 I2 + 7 H2O
(NH4)2CO3 + Ba(CH3COO)2 = NH4CH3COO + BaCO3 =>
(NH4)2CO3 + Ba(CH3COO)2 = 2 NH4CH3COO + BaCO3
Sn + CuSO4 = SnSO4 + Cu =>
Sn + CuSO4 = SnSO4 + Cu
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
RbBr + AgCl = AgBr + RbCl =>
RbBr + AgCl = AgBr + RbCl
AgBr + GaPO4 = Ag3PO4 + GaBr3 =>
3 AgBr + GaPO4 = Ag3PO4 + GaBr3
LiNO3 + Ag = Li + AgNO3 =>
LiNO3 + Ag = Li + AgNO3
Mg3N2 = Mg + N2 =>
Mg3N2 = 3 Mg + N2
Si2H8N2 + N2O = N2 + SiO + H2O =>
Si2H8N2 + 6 N2O = 7 N2 + 2 SiO + 4 H2O
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
Fe + CuCl2 = FeCl3 + Cu =>
2 Fe + 3 CuCl2 = 2 FeCl3 + 3 Cu
C2H6 + O2 = CO + H20 =>
10 C2H6 + 10 O2 = 20 CO + 3 H20
CH3CH3 + O2 = H2O + CO2 =>
2 CH3CH3 + 7 O2 = 6 H2O + 4 CO2
Si2H8N2 + N2O4 = N2 + SiO + H2O =>
2 Si2H8N2 + 3 N2O4 = 5 N2 + 4 SiO + 8 H2O
FeBr3(aq) + NaOH(aq) = FeOH(s) + NaBr3(aq) =>
FeBr3(aq) + NaOH(aq) = FeOH(s) + NaBr3(aq)
H2CO3 = H + HCO3 =>
H2CO3 = H + HCO3
O2 + CS2 = CO2 + SO2 =>
3 O2 + CS2 = CO2 + 2 SO2
FeBr3(aq) + NaOH(aq) = Fe(OH)3(s) + NaBr(aq) =>
FeBr3(aq) + 3 NaOH(aq) = Fe(OH)3(s) + 3 NaBr(aq)
NaOH + Fe(NO3)3 = NaNO3 + Fe(OH)3 =>
3 NaOH + Fe(NO3)3 = 3 NaNO3 + Fe(OH)3
Fe + H2SO4 = Fe(SO4)3 + H2 =>
Fe + 3 H2SO4 = Fe(SO4)3 + 3 H2
FeBr3(aq) + NaOH(aq) = Fe(OH)3(s) + NaBr(aq) =>
FeBr3(aq) + 3 NaOH(aq) = Fe(OH)3(s) + 3 NaBr(aq)
H2SO4 + B(OH)3 = B2(SO4)3 + H2O =>
3 H2SO4 + 2 B(OH)3 = B2(SO4)3 + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/09/12
Équations équilibrées sur11/08/11
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