| Équations équilibrées la veille |
S2 + 2 O2 = 2 SO2
MgSO4 + KOH = Mg(OH)2 + K2SO4 =>
MgSO4 + 2 KOH = Mg(OH)2 + K2SO4
C2H5OH + Cu(OH)2 = CH2O + Cu2O + H2O =>
C2H5OH + 4 Cu(OH)2 = 2 CH2O + 2 Cu2O + 5 H2O
C2H7N = C2H4 + NH3 =>
C2H7N = C2H4 + NH3
Al + H2SO4(p) = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4(p) = Al2(SO4)3 + 3 H2
V + ZnBr2 = VBr3 + Zn =>
2 V + 3 ZnBr2 = 2 VBr3 + 3 Zn
NH3OH + H2SO4 = (NH3)2SO4 + H2O =>
2 NH3OH + H2SO4 = (NH3)2SO4 + 2 H2O
H2SiO3 + ZnCl2 = ZnSiO3 + HCl =>
H2SiO3 + ZnCl2 = ZnSiO3 + 2 HCl
K2O + H2SO4 = K2SO4 + H2O =>
K2O + H2SO4 = K2SO4 + H2O
CrCl3 + HCl = CrH + Cl2 =>
CrCl3 + HCl = CrH + 2 Cl2
C4H9OH = C4H9 + OH =>
C4H9OH = C4H9 + OH
PbI2 + AgNO3 = AgI + Pb(NO3)2 =>
PbI2 + 2 AgNO3 = 2 AgI + Pb(NO3)2
KOH + FeSO4*7H2O + H2O2 = K2FeO4 + K2SO4 + H2O =>
4 KOH + FeSO4*7H2O + 2 H2O2 = K2FeO4 + K2SO4 + 11 H2O
CH2CHCH2CH2CH3 + H2O = CH3CH2OH =>
2 CH2CHCH2CH2CH3 + 5 H2O = 5 CH3CH2OH
Fe2O2CO3 + CO = Fe + CO2 =>
Fe2O2CO3 + 3 CO = 2 Fe + 4 CO2
KF + Ca(NO3)2 = CaF2 + K2(NO3)2 =>
2 KF + Ca(NO3)2 = CaF2 + K2(NO3)2
K2Mn2O7 + KBr + H2SO4 = Br2 + K2SO4 + MnSO4 + H2O =>
K2Mn2O7 + 8 KBr + 7 H2SO4 = 4 Br2 + 5 K2SO4 + 2 MnSO4 + 7 H2O
P2O5H2O = (HPO3) =>
P2O5H2O = 2(HPO3)
Fe(OH)2 + HNo3 = Fe(No2)3 + H2O =>
Fe(OH)2 + 2 HNo3 = Fe(No2)3 + 2 H2O
Al + CuNO3 = CuAl + NO3 =>
Al + CuNO3 = CuAl + NO3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
HBr + F2 = HF + Br2 =>
2 HBr + F2 = 2 HF + Br2
CaCO3 + HNO3 = H2O + CO2 + N2CaO6 =>
CaCO3 + 2 HNO3 = H2O + CO2 + N2CaO6
SO2 + AgNO3 = Ag2SO2 + NO3 =>
SO2 + 2 AgNO3 = Ag2SO2 + 2 NO3
AgNO3(ag) + KCl(ag) = KNO3(ag) + AgCl(s) =>
AgNO3(ag) + KCl(ag) = KNO3(ag) + AgCl(s)
PCl3 + Br2 + H2O = H3PO4 + HCl + HBr =>
PCl3 + Br2 + 4 H2O = H3PO4 + 3 HCl + 2 HBr
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
HOOH = HOH + O2 =>
2 HOOH = 2 HOH + O2
Mg{2+} + CO3{2-} = MgCO3 =>
Mg{2+} + CO3{2-} = MgCO3
HOOH = HOH + O2 =>
2 HOOH = 2 HOH + O2
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
HOOH = HOH + O2 =>
2 HOOH = 2 HOH + O2
C7H8 + H2SO4 = C7H7SO3H + H2O =>
C7H8 + H2SO4 = C7H7SO3H + H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
AgClO3 + K2SO4 = Ag2SO4 + KClO3 =>
2 AgClO3 + K2SO4 = Ag2SO4 + 2 KClO3
CoCl2 + KNO2 = Co(NO2)2 + KCl =>
CoCl2 + 2 KNO2 = Co(NO2)2 + 2 KCl
Cu3 + PO4 = Cu3(PO4)2 =>
Cu3 + 2 PO4 = Cu3(PO4)2
Na2CO3(eq) + HClO3(eq) = NaClO3(eq) + CO2(g) + H2O(l) =>
Na2CO3(eq) + 2 HClO3(eq) = 2 NaClO3(eq) + CO2(g) + H2O(l)
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
KCl + AlBr3 + H2O = Al(OH)3 + KBr + HCl =>
3 KCl + AlBr3 + 3 H2O = Al(OH)3 + 3 KBr + 3 HCl
I2 + N = N5I3 =>
3 I2 + 10 N = 2 N5I3
HNO2 = NO2 + H2O + NO =>
2 HNO2 = NO2 + H2O + NO
Rb2SO4 + AgNO3 = Ag2SO4 + RbNO3 =>
Rb2SO4 + 2 AgNO3 = Ag2SO4 + 2 RbNO3
C2H4Br2 + H2O = C2H6O2 + HBr =>
C2H4Br2 + 2 H2O = C2H6O2 + 2 HBr
Na(PO4)2 = Na + P2 + O2 =>
Na(PO4)2 = Na + P2 + 4 O2
H2SO4 + AgOH = Ag2SO4 + HOH =>
H2SO4 + 2 AgOH = Ag2SO4 + 2 HOH
KI + Hg = HgI + K =>
KI + Hg = HgI + K
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Cr2(SO4)2 + Br2 + NaOH = Na2CrO4 + NaBr + Na2SO4 + H2O =>
Cr2(SO4)2 + 4 Br2 + 16 NaOH = 2 Na2CrO4 + 8 NaBr + 2 Na2SO4 + 8 H2O
Bi2S3 + KI = BiI3 + K2S =>
Bi2S3 + 6 KI = 2 BiI3 + 3 K2S
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Équations équilibrées sur11/19/24
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