| Équations équilibrées la veille |
CH3CHO + Ag2O = CH3COOH + 2 Ag
C17H16N2O3 + S2O8{2-} + H2O = CO2 + SO4{2-} + N + H{+} =>
C17H16N2O3 + 39 S2O8{2-} + 31 H2O = 17 CO2 + 78 SO4{2-} + 2 N + 78 H{+}
CuO + NH32 = N2 + Cu + H2O =>
32 CuO + 2 NH32 = N2 + 32 Cu + 32 H2O
ICl3 + NaBr = NaCl + Br2 + ICl =>
ICl3 + 2 NaBr = 2 NaCl + Br2 + ICl
FeCl3 + H2SO4 = Fe2(SO4)3 + HCl =>
2 FeCl3 + 3 H2SO4 = Fe2(SO4)3 + 6 HCl
HI + H2SO4 = HS2 + H2O + I2 =>
26 HI + 4 H2SO4 = 2 HS2 + 16 H2O + 13 I2
LiBr + Co(SO3)2 = Co(Br)2 + LiSO3 =>
2 LiBr + Co(SO3)2 = Co(Br)2 + 2 LiSO3
Zn + H3O{+} = Zn{2+} + H2 + H2O =>
Zn + 2 H3O{+} = Zn{2+} + H2 + 2 H2O
NH2CH2COOH + O2 = CO2 + H2O + N2 =>
4 NH2CH2COOH + 9 O2 = 8 CO2 + 10 H2O + 2 N2
NaCl + Na2SO4 = Na2SO4NaCl =>
NaCl + Na2SO4 = Na2SO4NaCl
SnSO4 = SnO + SO3 =>
SnSO4 = SnO + SO3
Ni(SO4) + NaOH = Ni(OH)2 + Na2SO4 =>
Ni(SO4) + 2 NaOH = Ni(OH)2 + Na2SO4
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
ClO3{-} + As2S3{-} + H2O = Cl{-} + H2AsO4{-]+SO4{-2}+H{+} =>
29 ClO3{-} + 6 As2S3{-} + 33 H2O = 29 Cl{-} + 12 H2AsO4{-]+18SO4{-2}+42H{+}
CH3COONH4 + Ca(HCO3)2 = (CH3COO)2Ca + H2O + CO2 + NH3 =>
2 CH3COONH4 + Ca(HCO3)2 = (CH3COO)2Ca + 2 H2O + 2 CO2 + 2 NH3
FeCl3 + NH4SCN = FeNH4 + Cl3SCN =>
FeCl3 + NH4SCN = FeNH4 + Cl3SCN
Na2CO3(s) + NO(g) + O2(g) = NaNO2(s) + CO2(g) =>
2 Na2CO3(s) + 4 NO(g) + O2(g) = 4 NaNO2(s) + 2 CO2(g)
Ta(OH)3 + HCl = H2O + Ta(OH)2Cl =>
Ta(OH)3 + HCl = H2O + Ta(OH)2Cl
I2 = I =>
I2 = 2 I
Pb2O2 + HCl = PbCl2 + H2O =>
Pb2O2 + 4 HCl = 2 PbCl2 + 2 H2O
Sb2S5 + HNO3 = Sb2O5 + H2SO4 + NO + H2O =>
3 Sb2S5 + 40 HNO3 = 3 Sb2O5 + 15 H2SO4 + 40 NO + 5 H2O
Na + SiO2 = Na2SiO2 =>
2 Na + SiO2 = Na2SiO2
[PtCl2(NH3)2] + H2O = [PtCl2(H2O)2] + NH3 =>
[PtCl2(NH3)2] + 2 H2O = [PtCl2(H2O)2] + 2 NH3
C6H6 + CH3Cl = C7H8 + HCl =>
C6H6 + CH3Cl = C7H8 + HCl
Cr2O3 + NO3{-} + CO3{2-} = CrO4{2-} + NO2{-} + CO2 =>
Cr2O3 + 3 NO3{-} + 2 CO3{2-} = 2 CrO4{2-} + 3 NO2{-} + 2 CO2
CH3CHO + Ag2O = CH3COOH + Ag =>
CH3CHO + Ag2O = CH3COOH + 2 Ag
Ba(NO3)2 + CrO4 = BaO4 + Cr(NO3)2 =>
Ba(NO3)2 + CrO4 = BaO4 + Cr(NO3)2
FeSO4 + H2SO4 + NaHSO3 = Na2S + Fe2(SO4)3 + H2O =>
4 FeSO4 + H2SO4 + 2 NaHSO3 = Na2S + 2 Fe2(SO4)3 + 2 H2O
ClO2 + KOH = K2ClO3 + H2O =>
ClO2 + 2 KOH = K2ClO3 + H2O
LiO2 + H2 = Li + H2O =>
LiO2 + 2 H2 = Li + 2 H2O
CO2 + F2 = CF4 + O2 =>
CO2 + 2 F2 = CF4 + O2
K2Cr2O7 + H2SO4 + C2H7O + H2O = KCr(SO4)2*12H2O + C2CHO =>
17 K2Cr2O7 + 68 H2SO4 + 18 C2H7O + 283 H2O = 34 KCr(SO4)2*12H2O + 12 C2CHO
MgNO + CaI = CaNO + MgI =>
MgNO + CaI = CaNO + MgI
Li2CO3 + CaCO3 + (NH4)2HPO4 = LiCaPO4 + NH3 + CO2 + H2O =>
Li2CO3 + 2 CaCO3 + 2(NH4)2HPO4 = 2 LiCaPO4 + 4 NH3 + 3 CO2 + 3 H2O
TiOSO4 + H2O2 = (TiO2)SO4 + H2O =>
TiOSO4 + H2O2 = (TiO2)SO4 + H2O
Mg + KNO3 + H2O = Mg(OH)2 + NH3 + KOH =>
4 Mg + KNO3 + 6 H2O = 4 Mg(OH)2 + NH3 + KOH
CuO + C2Cl4 = CuCl2 + CO =>
2 CuO + C2Cl4 = 2 CuCl2 + 2 CO
CH3CHCl2 + NaOH = CH3COH + NaCl + H2O =>
CH3CHCl2 + 2 NaOH = CH3COH + 2 NaCl + H2O
CaF2 + Se = CaSe + F2 =>
CaF2 + Se = CaSe + F2
PbO2 + Cl{-} + H2O = Pb{+2} + Cl2 + OH{-} =>
PbO2 + 2 Cl{-} + 2 H2O = Pb{+2} + Cl2 + 4 OH{-}
Cn + O2 = Cn2O3 =>
4 Cn + 3 O2 = 2 Cn2O3
Al2N3 = Al + N =>
Al2N3 = 2 Al + 3 N
NaBr + H2SO4 + Mn3O32 = Br2 + Mn2(SO4)2 + H2O + Na2SO4 =>
116 NaBr + 64 H2SO4 + 2 Mn3O32 = 58 Br2 + 3 Mn2(SO4)2 + 64 H2O + 58 Na2SO4
CaSiO3 + HNO3 = Ca(NO3)2 + H2(SiO3) =>
CaSiO3 + 2 HNO3 = Ca(NO3)2 + H2(SiO3)
S8 + F2 = SF6 =>
S8 + 24 F2 = 8 SF6
Cu3Zn2 + HNO3 = Cu(NO3)2 + H3Zn =>
Cu3Zn2 + 6 HNO3 = 3 Cu(NO3)2 + 2 H3Zn
C4H9NO + N2O + OH{-} = CO3{-2} + H2O + N2 =>
2 C4H9NO + 23 N2O + 16 OH{-} = 8 CO3{-2} + 17 H2O + 24 N2
K + H4P2O7 = K3HP2O7 + H2 =>
6 K + 2 H4P2O7 = 2 K3HP2O7 + 3 H2
Cr(OH)3 + HXeO4 = CrO42 + Xe + H2O =>
7 Cr(OH)3 + 81 HXeO4 = 7 CrO42 + 81 Xe + 51 H2O
HNO3 + Zn = Zn[NO3]2 + NO + H2O =>
8 HNO3 + 3 Zn = 3 Zn[NO3]2 + 2 NO + 4 H2O
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Équations équilibrées sur01/09/25
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