| Équations équilibrées la veille | Équations équilibrées le lendemain |
NaCl + NaI = 2 Na + ICl
HNO3 + As2S5 + H2O = H2SO4 + NO + H3AsO2 =>
32 HNO3 + 3 As2S5 + 8 H2O = 15 H2SO4 + 32 NO + 6 H3AsO2
A2B4 + C = AB2C10 =>
A2B4 + 20 C = 2 AB2C10
Zn + MnO2 + H2O = ZnHO + MnO =>
2 Zn + MnO2 + H2O = 2 ZnHO + MnO
K2O + CrO3 = K2CrO4 =>
K2O + CrO3 = K2CrO4
C25H52 + O2 = CO2 + H2O =>
C25H52 + 38 O2 = 25 CO2 + 26 H2O
Pb(SO4)2 + NaI = PbI + Na(SO4)2 =>
Pb(SO4)2 + NaI = PbI + Na(SO4)2
Mg + NO32{-} + H{+} = Mg2{+} + NO2 + H2O =>
118 Mg + NO32{-} + 60 H{+} = 59 Mg2{+} + NO2 + 30 H2O
Cr + PbSO4 = Cr2(SO4)3 + Pb =>
2 Cr + 3 PbSO4 = Cr2(SO4)3 + 3 Pb
C2H5OH + NO3 = N2 + CO22H2O + OH =>
6 C2H5OH + 94 NO3 = 47 N2 + 12 CO22H2O + 12 OH
AgNO3 + Na2CO3 = NO3CO3 + Na2Ag =>
AgNO3 + Na2CO3 = NO3CO3 + Na2Ag
P2S5 = P + S =>
P2S5 = 2 P + 5 S
Os + Cl2 = OsCl4 =>
Os + 2 Cl2 = OsCl4
Cr + PbSO4 = Cr2(SO4)3 + Pb =>
2 Cr + 3 PbSO4 = Cr2(SO4)3 + 3 Pb
Zn(NO3)2 + Na2CrO4 = ZnCrO4 + NaNO3 =>
Zn(NO3)2 + Na2CrO4 = ZnCrO4 + 2 NaNO3
HC1 + Ba(OH)2 = BaC2 + H2O =>
2 HC1 + Ba(OH)2 = BaC2 + 2 H2O
H2O + C2H4 = C2H5OH =>
H2O + C2H4 = C2H5OH
Ba3N2 + H2O = Ba(OH)2 + NH3 =>
Ba3N2 + 6 H2O = 3 Ba(OH)2 + 2 NH3
KH + CO2 = KHCO2 =>
KH + CO2 = KHCO2
H3SO4 + Pb = PbSO4 + H2 =>
2 H3SO4 + 2 Pb = 2 PbSO4 + 3 H2
Al + Na{+} = Al3{+} + Na =>
3 Al + Na{+} = Al3{+} + Na
Co{+2} + KCN = CoKCN{+2} =>
Co{+2} + KCN = CoKCN{+2}
Cu + HNO3(kon) = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3(kon) = Cu(NO3)2 + 2 NO2 + 2 H2O
Ag2S + HNO3 = Ag(NO3) + NO2 + H2O + S =>
Ag2S + 4 HNO3 = 2 Ag(NO3) + 2 NO2 + 2 H2O + S
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
K2O + L = KL + O =>
K2O + 2 L = 2 KL + O
NaOH + HCN = H2O + CN + Na =>
NaOH + HCN = H2O + CN + Na
Sr(NO3)2 + La(NO3)2 + Fe(NO3)3 + Mg(NO3)2 + (NH4)2MoO4 + C2H5NO2 = Sr9La3Fe6Mo2MgO30 + H2O + N2 + CO2 =>
27 Sr(NO3)2 + 9 La(NO3)2 + 18 Fe(NO3)3 + 3 Mg(NO3)2 + 6(NH4)2MoO4 + 68 C2H5NO2 = 3 Sr9La3Fe6Mo2MgO30 + 194 H2O + 106 N2 + 136 CO2
Ca + H2SO4 = Ca2SO4 + H =>
2 Ca + H2SO4 = Ca2SO4 + 2 H
C57H104O6 + KOH = C18H29KO2 + C18H35KO2 + C3H8O3 =>
C57H104O6 + 3 KOH = C18H29KO2 + 2 C18H35KO2 + C3H8O3
H2CO3 + Mg2SiO4 = Mg(HCO3)2 + H4SiO4 =>
4 H2CO3 + Mg2SiO4 = 2 Mg(HCO3)2 + H4SiO4
N + O = NO = NO<sub = </sub = =>
N + O = NO
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
Fe + SO2 = Fe2SO2 =>
2 Fe + SO2 = Fe2SO2
CH4(s) + O2(g) = CO2(g) + H2O =>
CH4(s) + 2 O2(g) = CO2(g) + 2 H2O
Fe(OH)3 + NH3 = FeNH3 + OH =>
Fe(OH)3 + NH3 = FeNH3 + 3 OH
BaCO3 + CH3COOH = Ba(CH3COO)2 + H2O + CO2 =>
BaCO3 + 2 CH3COOH = Ba(CH3COO)2 + H2O + CO2
AgNO3 + CaJ2 = Ca(NO3)2 + AgJ =>
2 AgNO3 + CaJ2 = Ca(NO3)2 + 2 AgJ
Zn + KOH + H2O = [Zn(OH)4]K2 + H2 =>
Zn + 2 KOH + 2 H2O = [Zn(OH)4]K2 + H2
CaC2 + H2O + ZnCl2 = C2H2 + CaCl2 + ZnO =>
CaC2 + H2O + ZnCl2 = C2H2 + CaCl2 + ZnO
Na2O4S + N2O6Pb = NaNO3 + O4PbS =>
Na2O4S + N2O6Pb = 2 NaNO3 + O4PbS
HClO4 + Mg(OH)2 = Mg(ClO4)2 + H2O =>
2 HClO4 + Mg(OH)2 = Mg(ClO4)2 + 2 H2O
KBr + CuC2O4 = K2C2O4 + CuBr2 =>
2 KBr + CuC2O4 = K2C2O4 + CuBr2
HCl(aq) + LiOH(s) = H2O(l) + LiCl(aq) =>
HCl(aq) + LiOH(s) = H2O(l) + LiCl(aq)
P2 + Fr = FrP2 =>
P2 + Fr = FrP2
Ba(OH)2 + P4O10 = Ba3(PO4)2 + H2O =>
6 Ba(OH)2 + P4O10 = 2 Ba3(PO4)2 + 6 H2O
Mg(NO3)2 + Au2(SO4)3 = MgSO4 + Au(NO3)3 =>
3 Mg(NO3)2 + Au2(SO4)3 = 3 MgSO4 + 2 Au(NO3)3
NaHCO3 + HC2H3O2 = C2H3NaO2 + CO + H2O =>
2 NaHCO3 + 3 HC2H3O2 = 2 C2H3NaO2 + 4 CO + 4 H2O
AsO4{3-} + S{2-} + H2O = As2S5 + OH{-} =>
2 AsO4{3-} + 5 S{2-} + 8 H2O = As2S5 + 16 OH{-}
Fe(s) + CuBr(aq) = Cu(s) + FeBr(aq) =>
Fe(s) + CuBr(aq) = Cu(s) + FeBr(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/03/25
Équations équilibrées sur03/05/24
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