| Équations équilibrées la veille |
2 NaF + K2CO3 = Na2CO3 + 2 KF
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
(NH4)2SO4 + HCl = NH4Cl + H2SO4 =>
(NH4)2SO4 + 2 HCl = 2 NH4Cl + H2SO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C2H5COOH + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 C2H5COOH + 14 KMnO4 + 21 H2SO4 = 15 CO2 + 14 MnSO4 + 7 K2SO4 + 36 H2O
(NH4)2SO4 + HCl = NH4Cl + H2SO4 =>
(NH4)2SO4 + 2 HCl = 2 NH4Cl + H2SO4
C3H8S(l) + O2(g) = CO2 + H2O + SO2 =>
C3H8S(l) + 6 O2(g) = 3 CO2 + 4 H2O + SO2
HCl + Na2CO3 = CO2 + H2O + NaCl =>
2 HCl + Na2CO3 = CO2 + H2O + 2 NaCl
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
K4 = K3 =>
3 K4 = 4 K3
C14H14 + KMnO4 + H2SO4 = C7H6O2 + MnSO4 + K2SO4 + H2O =>
C14H14 + 2 KMnO4 + 3 H2SO4 = 2 C7H6O2 + 2 MnSO4 + K2SO4 + 4 H2O
O3 = O2 =>
2 O3 = 3 O2
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Zn2 = Zn0 =>
Zn2 = 2 Zn0
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
BaP = Ba + P =>
BaP = Ba + P
Al(NO{3}){3} + FeCl{2} = Fe(NO{3}){2} + AlCl{3} =>
Al(NO{3}){3} + FeCl{2} = Fe(NO{3}){2} + AlCl{3}
C5H9Cl3 + O2 = CO2 + H2O + HCl =>
2 C5H9Cl3 + 13 O2 = 10 CO2 + 6 H2O + 6 HCl
Na + HO = NaO + H =>
Na + HO = NaO + H
Mg(BrO3)2 + N2H4 = MgBr2 + N + H2O =>
Mg(BrO3)2 + 3 N2H4 = MgBr2 + 6 N + 6 H2O
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
Li + AlCl3 = LiCl + Al =>
3 Li + AlCl3 = 3 LiCl + Al
PH3(g) + O2(g) = P4O10(s) + H2O(g) =>
4 PH3(g) + 8 O2(g) = P4O10(s) + 6 H2O(g)
C2O + H2O = C2H4 + O2 =>
2 C2O + 4 H2O = 2 C2H4 + 3 O2
KMnO4 + C3H8O3 = MnO2 + K2CO3 + CO2 + H2O =>
14 KMnO4 + 3 C3H8O3 = 14 MnO2 + 7 K2CO3 + 2 CO2 + 12 H2O
Fe(OH)2 + Cl2O7 = Fe(ClO4)2 + H2O =>
Fe(OH)2 + Cl2O7 = Fe(ClO4)2 + H2O
[Co(H2O)6]Cl2 + H2SO4 = H2O + HCl + CoSO4 =>
[Co(H2O)6]Cl2 + H2SO4 = 6 H2O + 2 HCl + CoSO4
HCN + O2 = N2 + H2O + CO2 =>
4 HCN + 5 O2 = 2 N2 + 2 H2O + 4 CO2
C2H5OH + CrO3 = Cr2O3 + CH3COOH + H2O =>
3 C2H5OH + 4 CrO3 = 2 Cr2O3 + 3 CH3COOH + 3 H2O
Na2S + KCH3COO = NaCH3COO + K2S =>
Na2S + 2 KCH3COO = 2 NaCH3COO + K2S
SnO + HCl = SnCl2 + H2O =>
SnO + 2 HCl = SnCl2 + H2O
HCN + O2 = N2 + H2O + CO2 =>
4 HCN + 5 O2 = 2 N2 + 2 H2O + 4 CO2
Ag2S + CuCl2 = AgCl + CuS =>
Ag2S + CuCl2 = 2 AgCl + CuS
PbS2 + O2 = PbO + SO2 =>
2 PbS2 + 5 O2 = 2 PbO + 4 SO2
CeF3 + LiPN2 = Ce8Li6P36N70 + LiF + Li3N =>
8 CeF3 + 36 LiPN2 = Ce8Li6P36N70 + 24 LiF + 2 Li3N
H2SO4 + Fe2(SO3)3 = Fe2(SO4)3 + H2O + SO2 =>
3 H2SO4 + Fe2(SO3)3 = Fe2(SO4)3 + 3 H2O + 3 SO2
C45H86O6 + NaOH = C3H8O3 + C14H28O2 + Na =>
8 C45H86O6 + 132 NaOH = 50 C3H8O3 + 15 C14H28O2 + 132 Na
(Ca)2PbI4 = CaPb2I5 + CaI =>
2(Ca)2PbI4 = CaPb2I5 + 3 CaI
Fe{3+} + CrO4{2-} = Fe2(CrO4)3 =>
2 Fe{3+} + 3 CrO4{2-} = Fe2(CrO4)3
HCl + NH3 + H2O = NH5Cl + OH =>
HCl + NH3 + H2O = NH5Cl + OH
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
NaHCO3 + CH3COOH = CO2 + H2O + NaH(C2H3O)2 =>
2 NaHCO3 + 5 CH3COOH = 4 CO2 + 4 H2O + 2 NaH(C2H3O)2
CaO + HCO3 = OH + Ca(CO3) =>
CaO + HCO3 = OH + Ca(CO3)
Ba + P = BaP =>
Ba + P = BaP
NH3 + (NH4)2SO4 = NH3(NH4)2SO4 =>
NH3 + (NH4)2SO4 = NH3(NH4)2SO4
MnO2 + Zn{+2} + {-2} = ZnMn2O4 =>
2 MnO2 + Zn{+2} + {-2} = ZnMn2O4
Na + Pb(NO3)2 = Na(NO3)2 + Pb =>
Na + Pb(NO3)2 = Na(NO3)2 + Pb
CaCl2 + NaCO3{2-} = CaCO3{2-} + NaCl2 =>
CaCl2 + NaCO3{2-} = CaCO3{2-} + NaCl2
CH3COOH + F = CH3COOF + H2 =>
2 CH3COOH + 2 F = 2 CH3COOF + H2
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