Équations équilibrées la veille |
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CuI3 = Cu + I2 =>
2 CuI3 = 2 Cu + 3 I2
NH3 = N2 + H3 =>
2 NH3 = N2 + 2 H3
CH3COOH + Al = Al(CH3COO)3 + H2 =>
6 CH3COOH + 2 Al = 2 Al(CH3COO)3 + 3 H2
Mg + F = MgF2 =>
Mg + 2 F = MgF2
AgNO{3+} + HCl = AgCl + NOH{3+} =>
AgNO{3+} + HCl = AgCl + NOH{3+}
Mg(ClO)2 = MgCl2 + O2 =>
Mg(ClO)2 = MgCl2 + O2
HCl(aq) + LiOH = LiCl + H2O =>
HCl(aq) + LiOH = LiCl + H2O
HNO3 + P = H2O + H3PO4 + NO2 =>
5 HNO3 + P = H2O + H3PO4 + 5 NO2
GaPO4 = Ga + PO4 =>
GaPO4 = Ga + PO4
I2 + AlF3 = AlI3 + F2 =>
3 I2 + 2 AlF3 = 2 AlI3 + 3 F2
K2SO4 + Pb(NO3)2 = KNO3 + KNO3PbSO4 =>
K2SO4 + Pb(NO3)2 = KNO3 + KNO3PbSO4
NO2 + H2O = H2NO3 = NO =>
NO2 + H2O = H2NO3
Zn + (H2SO4) = H2 + ZnSO4 =>
Zn + (H2SO4) = H2 + ZnSO4
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Fe(NH4)2(SO4)2 + H2C2O4 + K2C2O4 + H2O2 = K3[Fe(C2O4)3] + H2SO4 + (NH4)2SO4 + H2O =>
2 Fe(NH4)2(SO4)2 + 3 H2C2O4 + 3 K2C2O4 + H2O2 = 2 K3[Fe(C2O4)3] + 2 H2SO4 + 2(NH4)2SO4 + 2 H2O
Mg(OH)2 + LiCl = MgCl2 + Li(OH) =>
Mg(OH)2 + 2 LiCl = MgCl2 + 2 Li(OH)
K2CrO4(aq) + AgNO3 = Ag2CrO4 + KNO3 =>
K2CrO4(aq) + 2 AgNO3 = Ag2CrO4 + 2 KNO3
C7H8O + FeCl3 = Fe(C7H7O)3 + HCl =>
3 C7H8O + FeCl3 = Fe(C7H7O)3 + 3 HCl
Ca + H3PO4 = Ca3(PO4)2 + H2 =>
3 Ca + 2 H3PO4 = Ca3(PO4)2 + 3 H2
(CO(NH2)2) + O2 = CO2 + N2 + HO =>
2(CO(NH2)2) + 5 O2 = 2 CO2 + 2 N2 + 8 HO
FeI3 + K2CO3 = FeCO3 + K2I3 =>
FeI3 + K2CO3 = FeCO3 + K2I3
HClO4 + Ca(OH)2 = Ca(ClO4)2 + H2O =>
2 HClO4 + Ca(OH)2 = Ca(ClO4)2 + 2 H2O
NaHS + HCl = S + NaCl + H2 =>
NaHS + HCl = S + NaCl + H2
O2 + C3N3(OH)3 = N2 + CO2 + H2O =>
9 O2 + 4 C3N3(OH)3 = 6 N2 + 12 CO2 + 6 H2O
Fe(CO) + O2 = Fe2O3 + CO2 =>
4 Fe(CO) + 5 O2 = 2 Fe2O3 + 4 CO2
Zn(NO3)2 + Ca(OH)2 = Ca[Zn(OH)4] + Ca(NO3)2 =>
Zn(NO3)2 + 2 Ca(OH)2 = Ca[Zn(OH)4] + Ca(NO3)2
C5H5COOH + O2 = CO2 + H2O =>
2 C5H5COOH + 13 O2 = 12 CO2 + 6 H2O
Cl2MgO6 = MgCl2 + O =>
Cl2MgO6 = MgCl2 + 6 O
ZnCl2(s) = Zn + Cl2 =>
ZnCl2(s) = Zn + Cl2
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
NH3 + NO2 + H2O = NH4NO2 =>
8 NH3 + 6 NO2 + 2 H2O = 7 NH4NO2
Fe(s) + NiCl2(aq) = FeCl2(aq) + Ni(s) =>
Fe(s) + NiCl2(aq) = FeCl2(aq) + Ni(s)
Cr2O72{-} + Cl{-} + H{+} = Cr3{+} + H2O + Cl2 =>
6 Cr2O72{-} + 854 Cl{-} + 864 H{+} = 4 Cr3{+} + 432 H2O + 427 Cl2
(CH3)2CO + O2 = CO2 + H2O =>
(CH3)2CO + 4 O2 = 3 CO2 + 3 H2O
CrCl3 + H2O + KClO = KCl + H2Cr2O7 + HCl =>
2 CrCl3 + 4 H2O + 3 KClO = 3 KCl + H2Cr2O7 + 6 HCl
Al2(SO4)3 + H2O = Al(OH)3 + H2SO4 =>
Al2(SO4)3 + 6 H2O = 2 Al(OH)3 + 3 H2SO4
Zn(SO4) + MgCl2 = ZnCl2 + Mg(SO4) =>
Zn(SO4) + MgCl2 = ZnCl2 + Mg(SO4)
ZnS(s) + O2(g) = SO(g) + ZnO(s) =>
ZnS(s) + O2(g) = SO(g) + ZnO(s)
Al2(SO4)3 + NH3 + H2O = Al(OH)3 + (NH4)2SO4 =>
Al2(SO4)3 + 6 NH3 + 6 H2O = 2 Al(OH)3 + 3(NH4)2SO4
CaO + P2O3 = CaP2O4 =>
CaO + P2O3 = CaP2O4
ZnS + O3 = ZnO + SO2 =>
ZnS + O3 = ZnO + SO2
HCH3COO + H2O = H3O{+} + CH3COO{-} =>
HCH3COO + H2O = H3O{+} + CH3COO{-}
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
NaNO3(aq) + H2SO4(aq) = Na2SO4(aq) + HNO3(aq) =>
2 NaNO3(aq) + H2SO4(aq) = Na2SO4(aq) + 2 HNO3(aq)
FeCl3 + S2 = Fe2S3 + Cl2 =>
4 FeCl3 + 3 S2 = 2 Fe2S3 + 6 Cl2
K + HClO4 = K(ClO4) + H2 =>
2 K + 2 HClO4 = 2 K(ClO4) + H2
NH4I + Cl = NH4Cl + I2 =>
2 NH4I + 2 Cl = 2 NH4Cl + I2
AlH3 + KOH = Al2O3 + KH + H2O =>
2 AlH3 + 6 KOH = Al2O3 + 6 KH + 3 H2O
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
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