| Équations équilibrées la veille |
Mg + 2 H3O{+} = Mg{2}{+} + H2 + 2 H2O
MgO + ZnCl2 = MgCl2 + ZnO =>
MgO + ZnCl2 = MgCl2 + ZnO
SiO2 + H2O = H2SiO3 =>
SiO2 + H2O = H2SiO3
Cu + NH3 = Cu(NH3) =>
Cu + NH3 = Cu(NH3)
Pd(NO3)2 + HCOONa = Pd + CO2 + NaNO3 + H2 =>
Pd(NO3)2 + 2 HCOONa = Pd + 2 CO2 + 2 NaNO3 + H2
HI + S = H2S + I2 =>
2 HI + S = H2S + I2
NaOH + Na2S2O4 = Na2SO3 + H2O + Na2S =>
6 NaOH + 3 Na2S2O4 = 5 Na2SO3 + 3 H2O + Na2S
KNO2 + HNO3 = KNO3 + NO + H2O =>
3 KNO2 + 2 HNO3 = 3 KNO3 + 2 NO + H2O
HNO3 + Fe = NO2 + FeNO33 + H2O =>
62 HNO3 + Fe = 61 NO2 + FeNO33 + 31 H2O
Al + KHSO4 = Al2(SO4)3 + K2SO4 + H2 =>
2 Al + 6 KHSO4 = Al2(SO4)3 + 3 K2SO4 + 3 H2
Cd(s) + Ag(NO3)2(aq) = Ag(s) + Cd(NO3)2(aq) =>
Cd(s) + Ag(NO3)2(aq) = Ag(s) + Cd(NO3)2(aq)
KHP + H2O = KP + H3O =>
KHP + H2O = KP + H3O
HNO3 + C2H2 + H2O = CH3NO2 + H2CO3 =>
5 HNO3 + 4 C2H2 + 4 H2O = 5 CH3NO2 + 3 H2CO3
Pb(s) + NiSO4(aq) = Ni(s) + PbSO4(aq) =>
Pb(s) + NiSO4(aq) = Ni(s) + PbSO4(aq)
Mg(NO3)2 + Pb(ClO3)2 = Mg(ClO3)2 + Pb(NO3)2 =>
Mg(NO3)2 + Pb(ClO3)2 = Mg(ClO3)2 + Pb(NO3)2
CH3CH2NH2 + H2O = OH + CH4CH2NH3 =>
CH3CH2NH2 + 2 H2O = 2 OH + CH4CH2NH3
AgNO3(aq) + CaBr2(aq) = AgBr(s) + Ca2(aq) + NO3(aq) =>
4 AgNO3(aq) + 2 CaBr2(aq) = 4 AgBr(s) + Ca2(aq) + 4 NO3(aq)
Mn(OH)7 + HBr = MnBr7 + H2O =>
Mn(OH)7 + 7 HBr = MnBr7 + 7 H2O
MnSO4 + Ba(OH)2 = Mn(OH)2 + BaSO4 =>
MnSO4 + Ba(OH)2 = Mn(OH)2 + BaSO4
Na2SiO3 + NH4Cl = NH3 + H2SiO3 + NaCl =>
Na2SiO3 + 2 NH4Cl = 2 NH3 + H2SiO3 + 2 NaCl
C6H14 + Br2 = HBr + C6H13Br =>
C6H14 + Br2 = HBr + C6H13Br
K2SO4 + Al = K + AlSO4 =>
K2SO4 + Al = 2 K + AlSO4
KNO2 + HNO3 = KNO3 + NO2 + H2O =>
KNO2 + 2 HNO3 = KNO3 + 2 NO2 + H2O
Cu(NO3)2 + CH4N2O = CuO + N2 + CO2 + H2O =>
3 Cu(NO3)2 + 5 CH4N2O = 3 CuO + 8 N2 + 5 CO2 + 10 H2O
P + NaOH = NaP + OH =>
P + NaOH = NaP + OH
HCOONa = NaOH + CO =>
HCOONa = NaOH + CO
Cr2(SO4)3 + K2SO4 + H2O = CrK(SO4)2*12H2O =>
Cr2(SO4)3 + K2SO4 + 24 H2O = 2 CrK(SO4)2*12H2O
CH3OH + H2O = HCOOH + H =>
CH3OH + H2O = HCOOH + 4 H
Sr(H2PO4)2 + Sr(OH)2 = Sr3(PO4)2 + H2O =>
Sr(H2PO4)2 + 2 Sr(OH)2 = Sr3(PO4)2 + 4 H2O
Na2SO3 + HNO3 = H2O + SO2 + NaNO3 =>
Na2SO3 + 2 HNO3 = H2O + SO2 + 2 NaNO3
HCOONa = NaOH + CO =>
HCOONa = NaOH + CO
CH3OH + NaOH + I2 = HCOONa + NaI + H2O =>
CH3OH + 5 NaOH + 2 I2 = HCOONa + 4 NaI + 4 H2O
(NH4)2PtCl6 = N2 + NH3 + HCl + Pt =>
3(NH4)2PtCl6 = 2 N2 + 2 NH3 + 18 HCl + 3 Pt
CH3OH + H2O = H + HCO2H =>
CH3OH + H2O = 4 H + HCO2H
P + NaOH = Na3P + Na3PO4 + H2O =>
8 P + 24 NaOH = 5 Na3P + 3 Na3PO4 + 12 H2O
Na2B4O7(s) + HCl(aq) = NaCl(aq) + H2B4O7(aq) =>
Na2B4O7(s) + 2 HCl(aq) = 2 NaCl(aq) + H2B4O7(aq)
Zn + CuS = ZnS + Cu =>
Zn + CuS = ZnS + Cu
Na2O + Ca(OH)2 = NaOH + CaO =>
Na2O + Ca(OH)2 = 2 NaOH + CaO
Fe2O3 + H2O = Fe2O4 + H =>
Fe2O3 + H2O = Fe2O4 + 2 H
Hg + HNO3(dil) = Hg(NO3)2 + NO2 + H2O =>
Hg + 4 HNO3(dil) = Hg(NO3)2 + 2 NO2 + 2 H2O
NaOH + H2SiO3 = Na2O3Si + H2O =>
2 NaOH + H2SiO3 = Na2O3Si + 2 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
I + LiOH = LiI + LiIO3 + H2O =>
6 I + 6 LiOH = 5 LiI + LiIO3 + 3 H2O
Si(s) + HCl(aq) = SiCl2(aq) + H2(g) =>
Si(s) + 2 HCl(aq) = SiCl2(aq) + H2(g)
S2O8{-} + I{-} = SO4{2-} + I2 =>
2 S2O8{-} + 6 I{-} = 4 SO4{2-} + 3 I2
Al2(SO4)3(aq) + Ca(OH)2 = Al(OH)3 + CaSO4(aq) =>
Al2(SO4)3(aq) + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4(aq)
FeS2 + O2 + K2CO3 = KFeO2 + K2SO4 + CO2 =>
4 FeS2 + 15 O2 + 10 K2CO3 = 4 KFeO2 + 8 K2SO4 + 10 CO2
ZnCl2 + CrCl3 = CrCl2 + ZnCl3 =>
ZnCl2 + CrCl3 = CrCl2 + ZnCl3
Pb(NO3)2 + NaOH + H2O = Na2[Pb(OH)4] + HNO3 =>
Pb(NO3)2 + 2 NaOH + 2 H2O = Na2[Pb(OH)4] + 2 HNO3
C2Cl4 + {-} + H{+} = CH4 + Cl{-} =>
C2Cl4 + 12e + 8 H{+} = 2 CH4 + 4 Cl{-}
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