| Équations équilibrées la veille |
S2O3{-2} + 5 H2O = 2 SO4{-2} + 10 H{+} + 8e
(NH4)(NO3) + Ba(OH)2 = NH3 + Ba(NO4)2 + H2O =>
5(NH4)(NO3) + 2 Ba(OH)2 = 6 NH3 + 2 Ba(NO4)2 + 3 H2O
NiSO4 + NaPO4 = NiPO4 + NaSO4 =>
NiSO4 + NaPO4 = NiPO4 + NaSO4
XeF3 + H2O = Xe2 + O2 + HF =>
4 XeF3 + 6 H2O = 2 Xe2 + 3 O2 + 12 HF
MgCl2 + K2SO4 = Mg2(SO4)2 + KCl =>
2 MgCl2 + 2 K2SO4 = Mg2(SO4)2 + 4 KCl
H3O{+} + ClO{-} = HClO + OH{-} =>
H3O{+} + 2 ClO{-} = 2 HClO + OH{-}
K(s) + HNO3(aq) = KNO3(aq) + H2(g) =>
2 K(s) + 2 HNO3(aq) = 2 KNO3(aq) + H2(g)
Pb(aq)SO4(aq) = PbSO4 =>
Pb(aq)SO4(aq) = PbSO4
*8Na + Cl2 = NaCl =>
*8Na + 4 Cl2 = 8 NaCl
CaO + HCl = CaCl2(s) + H2O =>
CaO + 2 HCl = CaCl2(s) + H2O
C2H5OH + H3BO3 + H2SO4 = H2SO4*H2O + B(OC2H5)3 =>
3 C2H5OH + H3BO3 + 3 H2SO4 = 3 H2SO4*H2O + B(OC2H5)3
(NH4)2SO4 + H2CO3 = (NH4)2CO3 + H2SO4 =>
(NH4)2SO4 + H2CO3 = (NH4)2CO3 + H2SO4
PF3 + XeF4 = XeF2 + PF5 =>
PF3 + XeF4 = XeF2 + PF5
ZnTe + HCl = ZnCl2 + H2Te =>
ZnTe + 2 HCl = ZnCl2 + H2Te
PH4 + AgNO3 + H2O = H3PO4 + Ag + HNO3 =>
PH4 + 9 AgNO3 + 4 H2O = H3PO4 + 9 Ag + 9 HNO3
ClHF = HClF =>
ClHF = HClF
NH3N + O2 = NO3 + H2O =>
4 NH3N + 15 O2 = 8 NO3 + 6 H2O
Cr2O7{2-} + H2SO3{2-} + H{+} = Cr{3+} + HSO4{-} + H2O =>
2 Cr2O7{2-} + 3 H2SO3{2-} + 19 H{+} = 4 Cr{3+} + 3 HSO4{-} + 11 H2O
BaCl2(ac) + ZnSO4(ac) = BaSO4(s) + ZnCl2(ac) =>
BaCl2(ac) + ZnSO4(ac) = BaSO4(s) + ZnCl2(ac)
Al(H2O)6(ac) + NH4OH(ac) = Al(OH)3 + NH4 + H2O =>
Al(H2O)6(ac) + 3 NH4OH(ac) = Al(OH)3 + 3 NH4 + 6 H2O
C4H9OH + HBr = C4H9Br + H2O =>
C4H9OH + HBr = C4H9Br + H2O
Al2(SO4)3(aq) + NaOH(aq) = Al(OH)3(s) + Na2SO4(aq) =>
Al2(SO4)3(aq) + 6 NaOH(aq) = 2 Al(OH)3(s) + 3 Na2SO4(aq)
K2(Cr2O7) + HI + H(ClO4) = K(ClO4) + Cr(ClO4) + I2 + H2O =>
K2(Cr2O7) + 10 HI + 4 H(ClO4) = 2 K(ClO4) + 2 Cr(ClO4) + 5 I2 + 7 H2O
Br2 + N3 = N2Br3 =>
9 Br2 + 4 N3 = 6 N2Br3
Hg + H2O = Hg(OH)2 + H2 =>
Hg + 2 H2O = Hg(OH)2 + H2
KMnO4 + KCl + H2SO4 = MnSO4 + K2SO4 + H2O + Cl2 =>
2 KMnO4 + 10 KCl + 8 H2SO4 = 2 MnSO4 + 6 K2SO4 + 8 H2O + 5 Cl2
H2SO3 + HClO3 = H2SO4 + HCl =>
3 H2SO3 + HClO3 = 3 H2SO4 + HCl
Al2O3 + LiOH + H2O = Li[Al(OH)4] =>
Al2O3 + 2 LiOH + 3 H2O = 2 Li[Al(OH)4]
Mg(NO3)2 + NH3 = MgNH3 + NO3 =>
Mg(NO3)2 + NH3 = MgNH3 + 2 NO3
CaCl2(aq)HCl(aq) = HCl2(aq)CaCl(s) =>
CaCl2(aq)HCl(aq) = HCl2(aq)CaCl(s)
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
K(CrO4)2 + HI = KI + CrI3 + H2O + I2 =>
2 K(CrO4)2 + 32 HI = 2 KI + 4 CrI3 + 16 H2O + 9 I2
Al + NiBr2 = AlBr3 + Ni =>
2 Al + 3 NiBr2 = 2 AlBr3 + 3 Ni
CrO4{2-} + CH3CH2OH + H{+} = Cr{3+} + CH3CHO + H2O =>
2 CrO4{2-} + 3 CH3CH2OH + 10 H{+} = 2 Cr{3+} + 3 CH3CHO + 8 H2O
K + H2O = KOH + H12 =>
12 K + 12 H2O = 12 KOH + H12
CH3COOCH3 + CO = (CH3CO)2O =>
CH3COOCH3 + CO = (CH3CO)2O
Na2Co3(aq) + FeCl3(aq) = FeCo3(s) + Na2Cl3(aq) =>
Na2Co3(aq) + FeCl3(aq) = FeCo3(s) + Na2Cl3(aq)
MnCl3 = Cl + Mn =>
MnCl3 = 3 Cl + Mn
C8H14O4 + C10H22O = C26H50O4 + CH4 =>
C8H14O4 + 8 C10H22O = 3 C26H50O4 + 10 CH4
C27H48O20 + H2O = C27H50O21 =>
C27H48O20 + H2O = C27H50O21
(SO4)2 + Fe3 = Fe3(SO4)3 =>
3(SO4)2 + 2 Fe3 = 2 Fe3(SO4)3
CH3COOH + CH3CH2CH2OH = C5H10O2 + H2O =>
CH3COOH + CH3CH2CH2OH = C5H10O2 + H2O
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
BaCl2 + K2Cr2O7 + H2SO4 = Cl2 + Ba(SO4) + K2SO4 + Cr2(SO4)3 + H2O =>
3 BaCl2 + K2Cr2O7 + 7 H2SO4 = 3 Cl2 + 3 Ba(SO4) + K2SO4 + Cr2(SO4)3 + 7 H2O
Cr2O7{-}2 + Cl{-} + H{+} = Cr3{+2} + H2O + Cl2 =>
6 Cr2O7{-}2 + 70 Cl{-} + 84 H{+} = 4 Cr3{+2} + 42 H2O + 35 Cl2
FeF3 + H2O = FeO + H2F3 =>
FeF3 + H2O = FeO + H2F3
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
NaOH + AlCl3 = NaCl + H2O + NaAlO2 =>
4 NaOH + AlCl3 = 3 NaCl + 2 H2O + NaAlO2
Fe3O41 + H2 = Fe + H2O =>
Fe3O41 + 41 H2 = 3 Fe + 41 H2O
Fe{+3} + I{-} = Fe + I =>
Fe{+3} + 3 I{-} = Fe + 3 I
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