| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Zn + 2 Au(NO3)3 = 2 Au + 3 Zn(NO3)2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
H2SO4 + KOH = KSO4 + H3O =>
H2SO4 + KOH = KSO4 + H3O
C2H5OH + CH3COOH = CH3COOC2H5 + H2O =>
C2H5OH + CH3COOH = CH3COOC2H5 + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
Na2O + HCl = NaCl + H2O =>
Na2O + 2 HCl = 2 NaCl + H2O
K + HBr = KBr + H20 =>
20 K + 20 HBr = 20 KBr + H20
AsCl3 + H2S = As2S3 + HCl =>
2 AsCl3 + 3 H2S = As2S3 + 6 HCl
ZnO + Gd2O3 = Zn96Gd4O100 + O2 =>
96 ZnO + 2 Gd2O3 = Zn96Gd4O100 + O2
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
K + HBr = KBr + H2 =>
2 K + 2 HBr = 2 KBr + H2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
C2H2 + Br2 = C2H2Br2 =>
C2H2 + Br2 = C2H2Br2
Na2SiO3 + HCl = NaCl + H2SiO3 =>
Na2SiO3 + 2 HCl = 2 NaCl + H2SiO3
Pb(NO3)2 + KCl = PbCl2 + KNO3 =>
Pb(NO3)2 + 2 KCl = PbCl2 + 2 KNO3
C2H4 + H2O = C2H5OH =>
C2H4 + H2O = C2H5OH
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Na + S2 = Na2S =>
4 Na + S2 = 2 Na2S
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
NH4NO3 + Al + NaOH = NH3 + NaAlO2 + H2O =>
3 NH4NO3 + 8 Al + 8 NaOH = 6 NH3 + 8 NaAlO2 + H2O
HCl + O2 = H2O + Cl2 =>
4 HCl + O2 = 2 H2O + 2 Cl2
KMnO4 + Na2SO3 + KOH = K2MnO4 + Na2SO4 + H2O =>
2 KMnO4 + Na2SO3 + 2 KOH = 2 K2MnO4 + Na2SO4 + H2O
ZnO + Gd2O3 = Zn98Gd2O100 + O2 =>
196 ZnO + 2 Gd2O3 = 2 Zn98Gd2O100 + O2
Mg(HSO4)2 + Ba(OH)2 = Mg(OH)2 + BaSO4 + H2O =>
Mg(HSO4)2 + 2 Ba(OH)2 = Mg(OH)2 + 2 BaSO4 + 2 H2O
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
(NH2)2CO + FeSO4 + Na2CO3 + NaNO3 = Na4[Fe(CN)6] + Na2SO4 + N2O3 + H2O =>
9(NH2)2CO + 2 FeSO4 + 3 Na2CO3 + 6 NaNO3 = 2 Na4[Fe(CN)6] + 2 Na2SO4 + 6 N2O3 + 18 H2O
Sr(NO3)2 + (NH4)6Mo7O24*4H2O = SrMoO4 + NH4NO3 + H2O + NO2 =>
21 Sr(NO3)2 + 3(NH4)6Mo7O24*4H2O = 21 SrMoO4 + 14 NH4NO3 + 20 H2O + 32 NO2
Li2O + H2SO4 = Li2SO4 + H2O =>
Li2O + H2SO4 = Li2SO4 + H2O
BF3 + Li2(SO3) = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2(SO3) = B2(SO3)3 + 6 LiF
KMnO4 + Na2SO3 + H2O = MnO2 + Na2SO4 + KOH =>
2 KMnO4 + 3 Na2SO3 + H2O = 2 MnO2 + 3 Na2SO4 + 2 KOH
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Mg + CH3COOH = Mg(CH3COO)2 + H2 =>
Mg + 2 CH3COOH = Mg(CH3COO)2 + H2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
FeO + HCl = FeCl2 + H2O =>
FeO + 2 HCl = FeCl2 + H2O
(NH2)2CO + FeSO4 + Na2CO3 + NaNO3 = Na4[Fe(CN)6] + Na2SO4 + N2O3 + H2O =>
9(NH2)2CO + 2 FeSO4 + 3 Na2CO3 + 6 NaNO3 = 2 Na4[Fe(CN)6] + 2 Na2SO4 + 6 N2O3 + 18 H2O
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
C(s) + O2(g) = CO2(g) =>
C(s) + O2(g) = CO2(g)
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
(CH3COO)2Pb + (NH4)2SO4 = PbSO4 + CH3COONH4 =>
(CH3COO)2Pb + (NH4)2SO4 = PbSO4 + 2 CH3COONH4
CuS + O2 = CuO + SO =>
CuS + O2 = CuO + SO
Cr2O3 + Mg = MgO + Cr =>
Cr2O3 + 3 Mg = 3 MgO + 2 Cr
C2H2 + Br2 = C2H2Br2 =>
C2H2 + Br2 = C2H2Br2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
NH4BrO3 = O2 + N2 + Br2 + H2O =>
2 NH4BrO3 = O2 + N2 + Br2 + 4 H2O
Fe2O3 + C = CO2 + Fe =>
2 Fe2O3 + 3 C = 3 CO2 + 4 Fe
Al + Cr2O3 = Al2O3 + Cr =>
2 Al + Cr2O3 = Al2O3 + 2 Cr
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/17/19
Équations équilibrées sur11/16/18
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