| Équations équilibrées la veille |
Ca(OH)2 + 2 HVO3 = Ca(VO3)2 + 2 H2O
CrI3 + Cl2 + KOH = KIO4 + K2CrO4 + KCl + H2O =>
2 CrI3 + 27 Cl2 + 64 KOH = 6 KIO4 + 2 K2CrO4 + 54 KCl + 32 H2O
FeC + O2 = FeO + C =>
2 FeC + O2 = 2 FeO + 2 C
C3H7OH(g) + O2 = CO2(g) + H2O(g) =>
2 C3H7OH(g) + 9 O2 = 6 CO2(g) + 8 H2O(g)
Ca(s) + AlCl3(aq) = CaCl2(aq) + Al(s) =>
3 Ca(s) + 2 AlCl3(aq) = 3 CaCl2(aq) + 2 Al(s)
HgCl2 + SO2 + H2O = HCl + H2SO4 + HgCl =>
2 HgCl2 + SO2 + 2 H2O = 2 HCl + H2SO4 + 2 HgCl
FeCl2 + H2O3 + HCl = FeCl3 + H2O =>
4 FeCl2 + H2O3 + 4 HCl = 4 FeCl3 + 3 H2O
Ca(NO3)2(aq) + NaOH(aq) = CaOH(s) + Na(NO3)2 =>
Ca(NO3)2(aq) + NaOH(aq) = CaOH(s) + Na(NO3)2
Ca(OH)2 + HVO3 = Ca(VO3)2 + H2O =>
Ca(OH)2 + 2 HVO3 = Ca(VO3)2 + 2 H2O
Y + N = Y(N3)3 =>
Y + 9 N = Y(N3)3
KHC8H4O4 + Na(OH) = Na(KC8H4O4) + H2O =>
KHC8H4O4 + Na(OH) = Na(KC8H4O4) + H2O
Ba(SO4) + FeF3 = Fe2(SO4)3 + BaF2 =>
3 Ba(SO4) + 2 FeF3 = Fe2(SO4)3 + 3 BaF2
Na2SO4 + CO = CO2 + Na2S =>
Na2SO4 + 4 CO = 4 CO2 + Na2S
NaCO3 + HC2H3O = NaH6O2 + CO3H2C4 =>
NaCO3 + 2 HC2H3O = NaH6O2 + CO3H2C4
Li2SO3 + Al(NO3)3 = LiNO3 + Al2(SO3)3 =>
3 Li2SO3 + 2 Al(NO3)3 = 6 LiNO3 + Al2(SO3)3
CrO7 + Cl1{-} + H{+} = Cr3{+} + H2O + Cl2 =>
6 CrO7 + 82 Cl1{-} + 84 H{+} = 2 Cr3{+} + 42 H2O + 41 Cl2
H2SO4 + Fe(NH4)2(SO4)2*6H2O + KMnO4 = MnSO4 + (NH4)2SO4 + K2SO4 + H2O + Fe2(SO4)3 =>
8 H2SO4 + 10 Fe(NH4)2(SO4)2*6H2O + 2 KMnO4 = 2 MnSO4 + 10(NH4)2SO4 + K2SO4 + 68 H2O + 5 Fe2(SO4)3
Hg{+} + F{-}2 = HgF =>
Hg{+} + F{-}2 = HgF
MgO + NaOH = Mg(OH) + NaO =>
MgO + NaOH = Mg(OH) + NaO
Ag(s) + H2O(l) = AgOH(aq) + H2(g) =>
2 Ag(s) + 2 H2O(l) = 2 AgOH(aq) + H2(g)
H2SO3 + HBr = Br2 + H2O + S =>
H2SO3 + 4 HBr = 2 Br2 + 3 H2O + S
NH4 + O2 = NO + H2O =>
2 NH4 + 3 O2 = 2 NO + 4 H2O
KNO3 + Na2CO3 = KCO3 + NO3Na2 =>
KNO3 + Na2CO3 = KCO3 + NO3Na2
Na2SO3 + HClO2 = NaClO2 + SO2 + HOH =>
Na2SO3 + 2 HClO2 = 2 NaClO2 + SO2 + HOH
AgNO3 + NaHCO3 = Ag2CO3 + NaH(NO3)2 =>
2 AgNO3 + NaHCO3 = Ag2CO3 + NaH(NO3)2
Sn + HNO3 = (SnNO3)2 + H2O + NH4NO3 =>
8 Sn + 10 HNO3 = 4(SnNO3)2 + 3 H2O + NH4NO3
FeO + CH3COOH = Fe(CH3COO)2 + H2O =>
FeO + 2 CH3COOH = Fe(CH3COO)2 + H2O
Ag(NH3)2{+} + CH3CH2CHO + OH{-} = Ag + CH3CH2COO + NH3 + H2O =>
3 Ag(NH3)2{+} + CH3CH2CHO + 3 OH{-} = 3 Ag + CH3CH2COO + 6 NH3 + 2 H2O
[Ni(NH3)6]SO4 + K4[Fe(CN)6] = K2SO4 + [Ni(NH3)6]2[Fe(CN)6] =>
2[Ni(NH3)6]SO4 + K4[Fe(CN)6] = 2 K2SO4 + [Ni(NH3)6]2[Fe(CN)6]
Mg(OH)2 + Al2O3 = MgAl2O4 + H2O =>
Mg(OH)2 + Al2O3 = MgAl2O4 + H2O
MgHCO3 + HClO = MgClO + H2O + CO2 =>
MgHCO3 + HClO = MgClO + H2O + CO2
La + Cl2 = LaCl3 =>
2 La + 3 Cl2 = 2 LaCl3
Cl2 + Na2SO3 + H2O = NaCl + H2SO4 =>
Cl2 + Na2SO3 + H2O = 2 NaCl + H2SO4
KBiO3 + Mn(NO3)2 = Mn(BiO3)2 + KNO3 =>
2 KBiO3 + Mn(NO3)2 = Mn(BiO3)2 + 2 KNO3
NH4Cl + NaOH = NaCl + H2O + NH3 = NH4Cl + NaOH = NaCl + H2O + NH3 =>
NH4Cl + NaOH = NaCl + H2O + NH3
Y(NO3)3 + CH6N4O = Y2O3 + H2O + CO2 + N2 =>
8 Y(NO3)3 + 15 CH6N4O = 4 Y2O3 + 45 H2O + 15 CO2 + 42 N2
NO2 + KMnO4 + H2O = KNO3 + H2MnO4 =>
NO2 + KMnO4 + H2O = KNO3 + H2MnO4
Hg2(NO3)2 + NH4(OH) = NH2Hg2NO3 + NH4NO3 + H2O =>
Hg2(NO3)2 + 2 NH4(OH) = NH2Hg2NO3 + NH4NO3 + 2 H2O
H3A = H + A =>
H3A = 3 H + A
Pb(s) + MgSO4(aq) = PbSO4(s) + Mg(l) =>
Pb(s) + MgSO4(aq) = PbSO4(s) + Mg(l)
KCl + Na2S2O8 = NaCl + K2S2O8 =>
2 KCl + Na2S2O8 = 2 NaCl + K2S2O8
CO2 + C31H64 = H2O + CO =>
63 CO2 + C31H64 = 32 H2O + 94 CO
S2 = S =>
S2 = 2 S
H4C10O8H3Br + Ca(OH)2 = Ca2C10O8H3Br + HOH =>
H4C10O8H3Br + 2 Ca(OH)2 = Ca2C10O8H3Br + 4 HOH
Ba + Na = BaNa =>
Ba + Na = BaNa
SO4{2-} + CH2O + H{+} = HS{-} + CO2 + H2O =>
SO4{2-} + 2 CH2O + H{+} = HS{-} + 2 CO2 + 2 H2O
CH3OH + Cr2O7 + H{+} = CH2O + Cr3{+} + H2O =>
20 CH3OH + 3 Cr2O7 + 2 H{+} = 20 CH2O + 2 Cr3{+} + 21 H2O
Te + H2 = H6Te =>
Te + 3 H2 = H6Te
K3[Cr(OH)6] + PbO2 + KOH = K2CrO4 + H2O + K2[Pb(OH)4] =>
2 K3[Cr(OH)6] + 3 PbO2 + 4 KOH = 2 K2CrO4 + 2 H2O + 3 K2[Pb(OH)4]
NO(g) + O2(g) = NOO3(g) =>
2 NO(g) + 3 O2(g) = 2 NOO3(g)
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