| Équations équilibrées la veille | Équations équilibrées le lendemain |
Sn(s) + 2 HBr(aq) = SnBr2(aq) + H2(g)
Bi2O3 + ClO = BiO3 + Cl =>
Bi2O3 + 3 ClO = 2 BiO3 + 3 Cl
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
NH4ClO4 = HCl + H2O + N2 + O2 =>
4 NH4ClO4 = 4 HCl + 6 H2O + 2 N2 + 5 O2
Cu(s) + H2SO4(aq) = CuSO4(aq) + SO2(g) + H2O(l) =>
Cu(s) + 2 H2SO4(aq) = CuSO4(aq) + SO2(g) + 2 H2O(l)
CH3NH2(g) + O2(g) = CO2(g) + H2O(g) + N2(g) =>
4 CH3NH2(g) + 9 O2(g) = 4 CO2(g) + 10 H2O(g) + 2 N2(g)
Al + KOH + H2O = K[Al(OH)6] + H2 =>
2 Al + 2 KOH + 10 H2O = 2 K[Al(OH)6] + 5 H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Al + KOH + H2O = K3[Al(OH)6] + H2 =>
2 Al + 6 KOH + 6 H2O = 2 K3[Al(OH)6] + 3 H2
Ni(NO3)2 = NiO + NO2 + O2 =>
2 Ni(NO3)2 = 2 NiO + 4 NO2 + O2
Cu(s) + H2SO4(aq) = CuSO4(aq) + SO2(g) + H2O(l) =>
Cu(s) + 2 H2SO4(aq) = CuSO4(aq) + SO2(g) + 2 H2O(l)
Mg(No3)2 + NaOH = MgOH + Na(No3)2 =>
Mg(No3)2 + NaOH = MgOH + Na(No3)2
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
C5H10O5(s) + O2(g) = CO2(g) + H2O(l) =>
C5H10O5(s) + 5 O2(g) = 5 CO2(g) + 5 H2O(l)
Cu(OH)2 + H2SO4 = CuSO4 + H2O =>
Cu(OH)2 + H2SO4 = CuSO4 + 2 H2O
KCl + Ag(NO3) = KNO3 + AgCl =>
KCl + Ag(NO3) = KNO3 + AgCl
Na + HNO3 = NaNO3 + H2O + NH4NO3 =>
8 Na + 10 HNO3 = 8 NaNO3 + 3 H2O + NH4NO3
Zn(OH)2 + HCl = ZnCl2 + H2O =>
Zn(OH)2 + 2 HCl = ZnCl2 + 2 H2O
NH3 = N + H =>
NH3 = N + 3 H
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
NH3 = N2 + H =>
2 NH3 = N2 + 6 H
Cr2O2 + OH = CrO4 + H2O =>
Cr2O2 + 12 OH = 2 CrO4 + 6 H2O
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
LiBH4 + BF3 = B2H6 + LiBF4 =>
3 LiBH4 + 4 BF3 = 2 B2H6 + 3 LiBF4
Al(OH)3(s) + HCl(aq) = AlCl3(aq) + H2O(l) =>
Al(OH)3(s) + 3 HCl(aq) = AlCl3(aq) + 3 H2O(l)
Cr2O3 + OH = CrO4 + H2O =>
Cr2O3 + 10 OH = 2 CrO4 + 5 H2O
C2S + H = C3S2H3 + CH =>
2 C2S + 4 H = C3S2H3 + CH
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CCl4 + KI + Br2 = KCl + CI + BrCl =>
2 CCl4 + 2 KI + 3 Br2 = 2 KCl + 2 CI + 6 BrCl
CH3COOH + K2CO3 = CH3COOK + CO2 + H2O =>
2 CH3COOH + K2CO3 = 2 CH3COOK + CO2 + H2O
C2H2 = C6H6 =>
3 C2H2 = C6H6
PCl5 + H2O = H3PO4 + HCl =>
PCl5 + 4 H2O = H3PO4 + 5 HCl
Al(OH)3(s) + H2SO4 = Al2(SO4)3(s) + H2O(l) =>
2 Al(OH)3(s) + 3 H2SO4 = Al2(SO4)3(s) + 6 H2O(l)
Al + Fe2O3 = Fe + Al2O3 =>
2 Al + Fe2O3 = 2 Fe + Al2O3
PCl3(l) + H2O(l) = H3PO3(aq) + HCl(aq) =>
PCl3(l) + 3 H2O(l) = H3PO3(aq) + 3 HCl(aq)
Al + HI = AlI3 + H2 =>
2 Al + 6 HI = 2 AlI3 + 3 H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CH4 + Cl2 = CH3Cl + HCl =>
CH4 + Cl2 = CH3Cl + HCl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Ni(NO3)2 = NiO + NO2 + O2 =>
2 Ni(NO3)2 = 2 NiO + 4 NO2 + O2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Pb + PbO2 + H2SO4 = PbSO4 + H2O =>
Pb + PbO2 + 2 H2SO4 = 2 PbSO4 + 2 H2O
NaHCO3 + HCl = NaCl + CO2 + H2O =>
NaHCO3 + HCl = NaCl + CO2 + H2O
NH3 + O2 = N2 + H2O(l) =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O(l)
Al(OH)3(s) + HCl(aq) = AlCl3(aq) + H2O(l) =>
Al(OH)3(s) + 3 HCl(aq) = AlCl3(aq) + 3 H2O(l)
CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O
Fe3O4 + CO = FeO + CO2 =>
Fe3O4 + CO = 3 FeO + CO2
NH3 + O2 = NO2 + H20 =>
20 NH3 + 20 O2 = 20 NO2 + 3 H20
Mg3N2(s) + HCl(aq) = MgCl2(aq) + NH4Cl(aq) =>
Mg3N2(s) + 8 HCl(aq) = 3 MgCl2(aq) + 2 NH4Cl(aq)
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/04/15
Équations équilibrées sur02/03/14
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