| Équations équilibrées la veille |
Fe + 4 HNO3 = Fe(NO3)4 + 4 H
K2FeO4 + FeSO4 + H2O = Fe(OH)3 + SO3 + KOH =>
K2FeO4 + 3 FeSO4 + 7 H2O = 4 Fe(OH)3 + 3 SO3 + 2 KOH
(AsO4)2 + Ni2(Sb2O7)3 = O7Sb2 + As2Ni3O8 =>
2(AsO4)2 + 3 Ni2(Sb2O7)3 = 9 O7Sb2 + 2 As2Ni3O8
Na2CO3 + C6H8O6 = C6H7O6Na2 + H2O + CO2 =>
20 Na2CO3 + 21 C6H8O6 = 20 C6H7O6Na2 + 14 H2O + 26 CO2
C4H6 + HBr = C4H8Br2 =>
C4H6 + 2 HBr = C4H8Br2
ClO3{-} + KI = Cl{-} + IO3{-} + K{+} =>
ClO3{-} + KI = Cl{-} + IO3{-} + K{+}
K3PO4(aq) + Fe(NO3)3(aq) = KNO3(s) + FePO4(aq) =>
K3PO4(aq) + Fe(NO3)3(aq) = 3 KNO3(s) + FePO4(aq)
P + S = P2S5 =>
2 P + 5 S = P2S5
LiBr(aq) + Cl2(g) = LiCl(aq) + Br2(l) =>
2 LiBr(aq) + Cl2(g) = 2 LiCl(aq) + Br2(l)
C6H5CH2CH3 = C6H5CHCH2H2 =>
C6H5CH2CH3 = C6H5CHCH2H2
Cl{-} + O2 = ClO3{-} =>
2 Cl{-} + 3 O2 = 2 ClO3{-}
(NH4)2 + CO3 + CaCl2 = (NH4)2Cl2 + CaCO3 =>
(NH4)2 + CO3 + CaCl2 = (NH4)2Cl2 + CaCO3
C6H5C2H5 + KMnO4 + H2SO4 = C6H5C2H5O2 + K2SO4 + MnSO4 + H2O =>
5 C6H5C2H5 + 4 KMnO4 + 6 H2SO4 = 5 C6H5C2H5O2 + 2 K2SO4 + 4 MnSO4 + 6 H2O
CaCO3(s) + NaOH(aq) = CaOH(s) + NaCO3(aq) =>
CaCO3(s) + NaOH(aq) = CaOH(s) + NaCO3(aq)
Cu + Fe(CN)6 = Cu2Fe(CN)6 =>
2 Cu + Fe(CN)6 = Cu2Fe(CN)6
Pb(C2H3O2)2 + Fe3(AsO4)2 = Pb3(AsO4)2 + Fe(C2H3O2)2 =>
3 Pb(C2H3O2)2 + Fe3(AsO4)2 = Pb3(AsO4)2 + 3 Fe(C2H3O2)2
U + O2 + F2 = UFO =>
2 U + O2 + F2 = 2 UFO
NH4VO3 + H2SO4 + NaHSO3 = (VO)SO4 + (NH4)2SO2 + H2O + NaSO4 =>
2 NH4VO3 + 3 H2SO4 + 2 NaHSO3 = 2(VO)SO4 + (NH4)2SO2 + 4 H2O + 2 NaSO4
NaHCO3 = Na2CO3 + CO2*H2O =>
2 NaHCO3 = Na2CO3 + CO2*H2O
BrKI = BrIK =>
BrKI = BrIK
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
KMnO4 + HCl + FeCl2 = MnO + FeCl3 + H2O + KCl =>
KMnO4 + 6 HCl + 5 FeCl2 = MnO + 5 FeCl3 + 3 H2O + KCl
H2O + NH3 + CuSO4 = Cu(OH)2 + (NH4)2*SO4 =>
2 H2O + 2 NH3 + CuSO4 = Cu(OH)2 + (NH4)2*SO4
BaO + HOH = BaOHOH =>
BaO + HOH = BaOHOH
H2 + NH3 = H2NH3 =>
H2 + NH3 = H2NH3
Ca(NO3)2 + Na2CO3 = Na(NO3)2 + Ca2CO3 =>
2 Ca(NO3)2 + Na2CO3 = 2 Na(NO3)2 + Ca2CO3
CrCl3 = CrCl2 + Cl2 =>
2 CrCl3 = 2 CrCl2 + Cl2
K2S + K2Cr2O7 + HCl = S + CrCl3 + KCl + H2O =>
3 K2S + K2Cr2O7 + 14 HCl = 3 S + 2 CrCl3 + 8 KCl + 7 H2O
KNO3 + K3C6H5O7 = K2CO3 + CO2 + H2O + N2 =>
36 KNO3 + 10 K3C6H5O7 = 33 K2CO3 + 27 CO2 + 25 H2O + 18 N2
LiCI + K2O = Li2O + KCI =>
2 LiCI + K2O = Li2O + 2 KCI
Zn + HCl(l) = ZnCl2 + H2 =>
Zn + 2 HCl(l) = ZnCl2 + H2
C12H24O2 + NaOH = C12H23O2Na + H2O =>
C12H24O2 + NaOH = C12H23O2Na + H2O
KMnO4 + H2C2O4 + H2SO4 = MnO + CO2 + H2O + K2SO4 =>
2 KMnO4 + 5 H2C2O4 + H2SO4 = 2 MnO + 10 CO2 + 6 H2O + K2SO4
CH2O3 = C + H + O =>
CH2O3 = C + 2 H + 3 O
KNO2 + H2SO4 + KI = NO + K2SO4 + I2 + H2O =>
2 KNO2 + 2 H2SO4 + 2 KI = 2 NO + 2 K2SO4 + I2 + 2 H2O
H2CrO4 + La(OH)3 = La(OHCrO4) + H2O =>
H2CrO4 + La(OH)3 = La(OHCrO4) + 2 H2O
C8H116O4 + O2 = CO2 + H2O =>
C8H116O4 + 35 O2 = 8 CO2 + 58 H2O
Rh2(SO4)3 + NH4NO2 = (NH4)3[Rh(NO2)6] + (NH4)2SO4 =>
Rh2(SO4)3 + 12 NH4NO2 = 2(NH4)3[Rh(NO2)6] + 3(NH4)2SO4
Cu(SO)4(aq) + NH4Cl(aq) = CuCl + NH4(SO)4 =>
Cu(SO)4(aq) + NH4Cl(aq) = CuCl + NH4(SO)4
C8H18 = C4 + H10 =>
5 C8H18 = 10 C4 + 9 H10
Na2SO4 + BaCr2 = BaSO4 + NaCr =>
Na2SO4 + BaCr2 = BaSO4 + 2 NaCr
[V(O)(H2O)4]SO4 + C5H8O2 + Na2CO3 = VO(C5H7O2)2 + Na2SO4 + H2O + CO2 =>
[V(O)(H2O)4]SO4 + 2 C5H8O2 + Na2CO3 = VO(C5H7O2)2 + Na2SO4 + 5 H2O + CO2
CH3 + O2 = CO2 + H2 =>
2 CH3 + 2 O2 = 2 CO2 + 3 H2
SiO2 + Mg = Mg2Si + O2 =>
SiO2 + 2 Mg = Mg2Si + O2
C4H8 + Cl2 = CCl4 + C3H8 =>
C4H8 + 2 Cl2 = CCl4 + C3H8
Zn + AgNo3 = ZnNo3 + Ag =>
Zn + AgNo3 = ZnNo3 + Ag
Cl2 + Al2O3 = Al2Cl2 + O3 =>
Cl2 + Al2O3 = Al2Cl2 + O3
S + O = SO =>
S + O = SO
C8H16 + KMnO4 + H2O = KOH + MnO + C8H16OH =>
5 C8H16 + KMnO4 + 3 H2O = KOH + MnO + 5 C8H16OH
K2S(aq) + BaCl2 = KCl(aq) + BaS(s) =>
K2S(aq) + BaCl2 = 2 KCl(aq) + BaS(s)
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