| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NO + O2 = 2 NO2
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
Al2O3(s) + H2So4(aq) = Al2(So4)3(aq) + H2O(l) =>
Al2O3(s) + 3 H2So4(aq) = Al2(So4)3(aq) + 3 H2O(l)
Al(s) + H2SO4(aq) = Al2(SO4)3(s) + H2(g) =>
2 Al(s) + 3 H2SO4(aq) = Al2(SO4)3(s) + 3 H2(g)
Zn + HNO3 = Zn(NO3)2 + H2 =>
Zn + 2 HNO3 = Zn(NO3)2 + H2
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
Ca(s) + Br2(g) = CaBr2 =>
Ca(s) + Br2(g) = CaBr2
C3H8 + O2 = C3H8O8 =>
C3H8 + 4 O2 = C3H8O8
As2O3 + HNO3 = H2AsO4 + NO2 + H2O =>
As2O3 + 6 HNO3 = 2 H2AsO4 + 6 NO2 + H2O
K + MgBr = KBr + Mg =>
K + MgBr = KBr + Mg
C4H10 + Cr2O72{-} + H{+} = H6C4O4 + Cr{+3} + H2O =>
137 C4H10 + 12 Cr2O72{-} + 84 H{+} = 137 H6C4O4 + 24 Cr{+3} + 316 H2O
HNO3 + Hg = Hg(NO3)2 + NO + H2O =>
8 HNO3 + 3 Hg = 3 Hg(NO3)2 + 2 NO + 4 H2O
Mg(OH)2 + H2SO4 = MgSO4 + H2O =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
H3AsO4 = As2O5 + H2O =>
2 H3AsO4 = As2O5 + 3 H2O
Na3PO3 + Pb(NO3)2 = Pb3(PO3)2 + NaNO3 =>
2 Na3PO3 + 3 Pb(NO3)2 = Pb3(PO3)2 + 6 NaNO3
CH2O2 + H = CH3O2 =>
CH2O2 + H = CH3O2
CaCO3 + HCl = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl = CaCl2 + H2CO3
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Al + FeO2 = Al2O3 + Fe =>
4 Al + 3 FeO2 = 2 Al2O3 + 3 Fe
H3PO4 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
2 H3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 H2O
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + KHSO4 + MnSO4 + H2O =>
10 FeSO4 + 2 KMnO4 + 9 H2SO4 = 5 Fe2(SO4)3 + 2 KHSO4 + 2 MnSO4 + 8 H2O
IBr + NH3 = NI3 + NH4Br =>
3 IBr + 4 NH3 = NI3 + 3 NH4Br
HCl + NAOH = NACl + H2O =>
HCl + NAOH = NACl + H2O
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
(NH4)2Cr2O7 = Cr2O3 + H2O + N2 =>
(NH4)2Cr2O7 = Cr2O3 + 4 H2O + N2
H2O + NO2 = NH3 + O2 =>
6 H2O + 4 NO2 = 4 NH3 + 7 O2
C6H12O6 + O2 = H2O + CO2 =>
C6H12O6 + 6 O2 = 6 H2O + 6 CO2
Na2[Pb(OH)4] + K2CrO4 + CH3COOH = PbCrO4 + H2O + Na + K + CH3COO =>
Na2[Pb(OH)4] + K2CrO4 + 4 CH3COOH = PbCrO4 + 4 H2O + 2 Na + 2 K + 4 CH3COO
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Mg + Fe(NH4)(SO4)2 = Mg(SO4)2 + Fe + NH4 =>
Mg + Fe(NH4)(SO4)2 = Mg(SO4)2 + Fe + NH4
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Bi(s) + H2O(l) = Bi3O4(s) + H2(g) =>
3 Bi(s) + 4 H2O(l) = Bi3O4(s) + 4 H2(g)
Mn2O3 + Al = Al2O3 + Mn =>
Mn2O3 + 2 Al = Al2O3 + 2 Mn
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe + O2 + H2O = Fe(OH)3 =>
4 Fe + 3 O2 + 6 H2O = 4 Fe(OH)3
[Fe3(OH)2(CH3COO)6]Cl + HCl = FeCl3 + CH3COOH + H2O =>
[Fe3(OH)2(CH3COO)6]Cl + 8 HCl = 3 FeCl3 + 6 CH3COOH + 2 H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
CaCl2(aq) + Na3PO4(aq) = Ca3(PO4)2(s) + NaCl(aq) =>
3 CaCl2(aq) + 2 Na3PO4(aq) = Ca3(PO4)2(s) + 6 NaCl(aq)
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
H2SO4 + RaO + Al2O3 = (AlRa)2(SO4)5 + H2O =>
5 H2SO4 + 2 RaO + Al2O3 = (AlRa)2(SO4)5 + 5 H2O
C4H10 + Cr2O7{-2} + H{+} = H6C4O4 + Cr{+3} + H2O =>
C4H10 + 2 Cr2O7{-2} + 16 H{+} = H6C4O4 + 4 Cr{+3} + 10 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
NaBr + H3PO4 = Na3PO4 + HBr =>
3 NaBr + H3PO4 = Na3PO4 + 3 HBr
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/18/17
Équations équilibrées sur02/17/16
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