| Équations équilibrées la veille | Équations équilibrées le lendemain |
C3H4 + Cl2 = C3H4Cl2
Mg(OH)2 + CaSO4 = MgSO4 + Ca(OH)2 =>
Mg(OH)2 + CaSO4 = MgSO4 + Ca(OH)2
CuCO3*Cu(OH)2(s) + H2SO4 + H2O = CuSO4*5H2O + CO2(g) =>
CuCO3*Cu(OH)2(s) + 2 H2SO4 + 7 H2O = 2 CuSO4*5H2O + CO2(g)
K + H2O = K2O + H2 =>
2 K + H2O = K2O + H2
Cu2O(s) + C(s) = Cu(s) + CO(g) =>
Cu2O(s) + C(s) = 2 Cu(s) + CO(g)
Pb + HNO3 = Pb(NO3)2 + NO2 + H2O =>
Pb + 4 HNO3 = Pb(NO3)2 + 2 NO2 + 2 H2O
(NH4)2MoO4 + H2S = (NH4)2[MoS4] + H2O =>
(NH4)2MoO4 + 4 H2S = (NH4)2[MoS4] + 4 H2O
Pb + HNO3 = Pb(NO3)2 + NO2 + H2O =>
Pb + 4 HNO3 = Pb(NO3)2 + 2 NO2 + 2 H2O
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
MnO4{-} + NO2{-} + H{+} = Mn{2+} + NO3{-} + H2O =>
2 MnO4{-} + 5 NO2{-} + 6 H{+} = 2 Mn{2+} + 5 NO3{-} + 3 H2O
Pb + HNO3 = Pb(NO3)2 + NO2 + H2O =>
Pb + 4 HNO3 = Pb(NO3)2 + 2 NO2 + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H2(g) + Cl2(g) = HCl(g) =>
H2(g) + Cl2(g) = 2 HCl(g)
Pb + HNO3 = Pb(NO3)2 + NO2 + H2O =>
Pb + 4 HNO3 = Pb(NO3)2 + 2 NO2 + 2 H2O
MG(OH)2 + HCl = MGCl2 + H2O =>
MG(OH)2 + 2 HCl = MGCl2 + 2 H2O
AlBr3 + Na2S + H2O = Al(OH)3 + H2S + NaBr =>
2 AlBr3 + 3 Na2S + 6 H2O = 2 Al(OH)3 + 3 H2S + 6 NaBr
NaCl + I2 = NaI + Cl2 =>
2 NaCl + I2 = 2 NaI + Cl2
MG(OH)2 + HCl = MGCl2 + H2O =>
MG(OH)2 + 2 HCl = MGCl2 + 2 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Al + HAsO3 = AlAsO3 + H2 =>
2 Al + 2 HAsO3 = 2 AlAsO3 + H2
H2SO4 + Al = H2S + Al2(SO4)3 + H2O =>
15 H2SO4 + 8 Al = 3 H2S + 4 Al2(SO4)3 + 12 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H2S + KNO3 = HNO3 + K2S =>
H2S + 2 KNO3 = 2 HNO3 + K2S
HCl(aq) + Na3PO4(aq) = NaCl + H3PO4 =>
3 HCl(aq) + Na3PO4(aq) = 3 NaCl + H3PO4
C6H5C(OH)CH3 + KMnO4 = MnO2 + KOH + C6H5C(O)CH3 + H2O =>
3 C6H5C(OH)CH3 + KMnO4 = MnO2 + KOH + 3 C6H5C(O)CH3 + H2O
AlCl3 + Na2CO3 = Al2(CO3)3 + NaCl =>
2 AlCl3 + 3 Na2CO3 = Al2(CO3)3 + 6 NaCl
CU + H2SO4 = CUSO4 + H2O + SO2 =>
CU + 2 H2SO4 = CUSO4 + 2 H2O + SO2
P4H10 + H2O = H3PO4 + H2 =>
P4H10 + 16 H2O = 4 H3PO4 + 15 H2
U2(SO4)3 + KMnO4 + H2SO4 = U(SO4)2 + MnSO4 + K2SO4 + H2O =>
5 U2(SO4)3 + 2 KMnO4 + 8 H2SO4 = 10 U(SO4)2 + 2 MnSO4 + K2SO4 + 8 H2O
BaO + Br2O7 = BaBr2 + O2 =>
BaO + Br2O7 = BaBr2 + 4 O2
Cu + S = CuS =>
Cu + S = CuS
Na2CO3 + H2O = NaHCO3 + NaOH =>
Na2CO3 + H2O = NaHCO3 + NaOH
Ca + FeCl3 = CaCl2 + Fe =>
3 Ca + 2 FeCl3 = 3 CaCl2 + 2 Fe
Li + O2 = LiO2 =>
Li + O2 = LiO2
Na2SO3 + H2O = NaHSO3 + NaOH =>
Na2SO3 + H2O = NaHSO3 + NaOH
MG(OH)2 + HCl = MGCl2 + H2O =>
MG(OH)2 + 2 HCl = MGCl2 + 2 H2O
Li + O2 = LiO2 =>
Li + O2 = LiO2
potassiumpermanganate + sulfuricacid = potassiumsulfate + Mn2O7 + water =>
2 KMnO4 + H2SO4 = K2SO4 + Mn2O7 + H2O
Rb(s) + H2O(l) = RbOH(aq) + H2(g) =>
2 Rb(s) + 2 H2O(l) = 2 RbOH(aq) + H2(g)
Zn + H2SO4 = ZnSO4 + SO2 + H2O =>
Zn + 2 H2SO4 = ZnSO4 + SO2 + 2 H2O
Ba(OH)2 + Br2O7 = BaBr2 + H2O + O2 =>
Ba(OH)2 + Br2O7 = BaBr2 + H2O + 4 O2
Fe2(SO4)3 + Ba(OH)2 = BaSO4 + Fe(OH)3 =>
Fe2(SO4)3 + 3 Ba(OH)2 = 3 BaSO4 + 2 Fe(OH)3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
FeS2 + O2 = Fe2O2 + SO2 =>
2 FeS2 + 5 O2 = Fe2O2 + 4 SO2
Pb(NO3)2 + SnCl2 + KOH = Pb + K2SnO3 + NO2 + Cl2 + H2O =>
Pb(NO3)2 + SnCl2 + 2 KOH = Pb + K2SnO3 + 2 NO2 + Cl2 + H2O
Mg + HCl = Mg2Cl3 + H2 =>
4 Mg + 6 HCl = 2 Mg2Cl3 + 3 H2
NiS(s) + O2(g) = NiO(s) + SO2(g) =>
2 NiS(s) + 3 O2(g) = 2 NiO(s) + 2 SO2(g)
Cr2(So4)3 + NaOh = Cr(Oh)3 + Na2So4 =>
Cr2(So4)3 + 6 NaOh = 2 Cr(Oh)3 + 3 Na2So4
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/01/16
Équations équilibrées sur03/31/15
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