| Équations équilibrées la veille |
8 I + 10 NO2 = 4 I2O5 + 5 N2
HCl + Na2SO3 = H2SO3 + NaCl =>
2 HCl + Na2SO3 = H2SO3 + 2 NaCl
AgNO3(aq) + Fe(s) = Fe(NO3)2(aq) + Ag(s) =>
2 AgNO3(aq) + Fe(s) = Fe(NO3)2(aq) + 2 Ag(s)
Na3C6H5O7 + H2O = OH + C + Na =>
Na3C6H5O7 + 2 H2O = 9 OH + 6 C + 3 Na
Mg + H2O = MgO + H2 =>
Mg + H2O = MgO + H2
H3PO4 + CaF2 = Ca3(PO4)2 + HF =>
2 H3PO4 + 3 CaF2 = Ca3(PO4)2 + 6 HF
CaCO3 + H3O = Ca + H2O + CO2 =>
CaCO3 + 2 H3O = Ca + 3 H2O + CO2
Na2CrO7 + NaI + H2SO4 = Cr2(SO4)3 + I2 + Na2SO4 + H2O =>
2 Na2CrO7 + 18 NaI + 14 H2SO4 = Cr2(SO4)3 + 9 I2 + 11 Na2SO4 + 14 H2O
HCl + H2O = Cl2O2 + H2 =>
2 HCl + 2 H2O = Cl2O2 + 3 H2
C4H12O + O2 = CO2 + H2O =>
2 C4H12O + 13 O2 = 8 CO2 + 12 H2O
C3H7O + CuO = Cu + H2O + C3H6O =>
2 C3H7O + CuO = Cu + H2O + 2 C3H6O
Al + Cr(OH)2 = Al(OH)3 + Cr =>
2 Al + 3 Cr(OH)2 = 2 Al(OH)3 + 3 Cr
Co(NO3)2 + NiSO4 = CoSO4 + Ni(NO3)2 =>
Co(NO3)2 + NiSO4 = CoSO4 + Ni(NO3)2
AI + PB(NO{-}3){-}2 = AI(NO{-}3){-}3 + PB =>
AI + PB(NO{-}3){-}2 = AI(NO{-}3){-}3 + PB
MnO4{-} + SO3{-2} + H{+1) = MnO2+SO4{-2}+H2O =>
2 MnO4{-} + 3 SO3{-2} + 2 H{+1) = 2 MnO2+3SO4{-2}+H2O
Mn + H2C2O4 = Mn2(C2O4)3 + H2 =>
2 Mn + 3 H2C2O4 = Mn2(C2O4)3 + 3 H2
CS2 + H2O = CO2 + H2S =>
CS2 + 2 H2O = CO2 + 2 H2S
Cu(ClO3)2 = CuCl2 + O2 =>
Cu(ClO3)2 = CuCl2 + 3 O2
SO2{2-} + MnO4{-} + H{+} = Mn{2+} + SO4{2-} + H2O =>
5 SO2{2-} + 4 MnO4{-} + 12 H{+} = 4 Mn{2+} + 5 SO4{2-} + 6 H2O
HCH2CHCO2 + NaOH = NaCH2CHCO2 + water =>
HCH2CHCO2 + NaOH = NaCH2CHCO2 + H2O
HCl + Cu + H2O2 = Cu2{+} + Cl{-} + H2O =>
2 HCl + 4 Cu + H2O2 = 2 Cu2{+} + 2 Cl{-} + 2 H2O
Hg(NO3)2 + H2O = Hg + O2 + HNO3 =>
2 Hg(NO3)2 + 2 H2O = 2 Hg + O2 + 4 HNO3
H2SO4 + C6H4(OH)COOH = C6H4(OH)COOHSO4 + H2 =>
H2SO4 + C6H4(OH)COOH = C6H4(OH)COOHSO4 + H2
C2H4OH(l) + O2(g) = CO2(g) + H2O(g) =>
4 C2H4OH(l) + 11 O2(g) = 8 CO2(g) + 10 H2O(g)
K2S2O3 + Cl2 + KOH = K2SO4 + HCl + KCl =>
K2S2O3 + 4 Cl2 + 5 KOH = 2 K2SO4 + 5 HCl + 3 KCl
P + H2SO4 = H3PO4 + SO2 + H2O =>
2 P + 5 H2SO4 = 2 H3PO4 + 5 SO2 + 2 H2O
C2H4N10 + O2 = CO2 + H2O + N2 =>
C2H4N10 + 3 O2 = 2 CO2 + 2 H2O + 5 N2
Zn(NO3)2 + Li(C2H3O2) = Zn(C2H3O2)2 + Li(NO3) =>
Zn(NO3)2 + 2 Li(C2H3O2) = Zn(C2H3O2)2 + 2 Li(NO3)
Fe(OH)2 + HIO3 = Fe(IO3)2 + H2O =>
Fe(OH)2 + 2 HIO3 = Fe(IO3)2 + 2 H2O
F2(g) + H2O(l) = HF(aq) + O2(g) =>
2 F2(g) + 2 H2O(l) = 4 HF(aq) + O2(g)
CH4N2O = CH4NO + N =>
CH4N2O = CH4NO + N
BaCl2 + H2O = BaO + HCl =>
BaCl2 + H2O = BaO + 2 HCl
P + C2 = PC10 =>
P + 5 C2 = PC10
K2O(s) + SiO2(s) = K2O3Si =>
K2O(s) + SiO2(s) = K2O3Si
KOH + H2O2 + CrOH = K2CrO4 + H2O =>
4 KOH + 5 H2O2 + 2 CrOH = 2 K2CrO4 + 8 H2O
Na3AsO3 + Zn + HCl = NaCl + ZnCl + H2O + AsH3 =>
Na3AsO3 + 6 Zn + 9 HCl = 3 NaCl + 6 ZnCl + 3 H2O + AsH3
Mg(OH)2 + HI = Mg(OH)2HI =>
Mg(OH)2 + HI = Mg(OH)2HI
Potassium + H2O = potassiumhydroxide + hydrogen =>
2 K + 2 H2O = 2 KOH + H2
ClO2 = Cl + O3 =>
3 ClO2 = 3 Cl + 2 O3
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
(CH3)3CCl + H2O = H3O + (CH3)3COH + Cl =>
(CH3)3CCl + 2 H2O = H3O + (CH3)3COH + Cl
LiI + Cl2 = LiCl*I =>
2 LiI + Cl2 = 2 LiCl*I
NH4Br + AgNO3 = AgNH4 + NO3Br =>
NH4Br + AgNO3 = AgNH4 + NO3Br
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
CuO + AgCl = Ag2O + CuCl2 =>
CuO + 2 AgCl = Ag2O + CuCl2
MgOH + NH4 + PO4 = Mg3(PO4)2 + NH4OH =>
3 MgOH + 3 NH4 + 2 PO4 = Mg3(PO4)2 + 3 NH4OH
H2SO4(s) + Fe(s) = Fe2(SO4) + H2(s) =>
H2SO4(s) + 2 Fe(s) = Fe2(SO4) + H2(s)
C12H22O11 + CH4N2O + C2H2 = C21H23NO5 + H2O =>
17 C12H22O11 + 12 CH4N2O + 144 C2H2 = 24 C21H23NO5 + 79 H2O
Na2SO3 + H2SO4 + KMnO4 = K2SO4 + H2O + MnSO4 + Na2SO4 =>
5 Na2SO3 + 3 H2SO4 + 2 KMnO4 = K2SO4 + 3 H2O + 2 MnSO4 + 5 Na2SO4
NaClO + H2O2 = HClO2 + NaOH =>
NaClO + H2O2 = HClO2 + NaOH
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Équations équilibrées sur11/23/24
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