| Équations équilibrées la veille |
ZnSO4 + FeCl2 = ZnCl2 + FeSO4
NaOH + Ni(No3)2 = NaNo3 + Ni(OH)2 =>
2 NaOH + Ni(No3)2 = 2 NaNo3 + Ni(OH)2
Fe(OH)2(aq) + H2O2(aq) = Fe2O3(s) + H2O =>
2 Fe(OH)2(aq) + H2O2(aq) = Fe2O3(s) + 3 H2O
BaCO3(s) = BaO(s) + CO2(g) =>
BaCO3(s) = BaO(s) + CO2(g)
H3PO4 + FeO = Fe3(PO4)2 + H2O =>
2 H3PO4 + 3 FeO = Fe3(PO4)2 + 3 H2O
Al + C = Al2C3 =>
2 Al + 3 C = Al2C3
K2Cr2O7 + NaCl + H2O = Cr(OH)3 + NaOH + Cl2 + KCl =>
K2Cr2O7 + 8 NaCl + 7 H2O = 2 Cr(OH)3 + 8 NaOH + 3 Cl2 + 2 KCl
C8H10N4O2 + H2O2 = CO2 + N2 + H2O =>
C8H10N4O2 + 19 H2O2 = 8 CO2 + 2 N2 + 24 H2O
NaO2 + OH = NaOH + O2 =>
NaO2 + OH = NaOH + O2
Cr2O7{-2} + H2S + H{+} = Cr{+3} + S8 + H2O =>
8 Cr2O7{-2} + 24 H2S + 64 H{+} = 16 Cr{+3} + 3 S8 + 56 H2O
CH3Cl + KOH = CH3OH + ClK =>
CH3Cl + KOH = CH3OH + ClK
BaCl2K3PO4 = BaK3Cl2(PO4) =>
BaCl2K3PO4 = BaK3Cl2(PO4)
Na2ZnO2 + CO2 + H2O = Zn(OH)2 + NaHCO3 =>
Na2ZnO2 + 2 CO2 + 2 H2O = Zn(OH)2 + 2 NaHCO3
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
MnO4 + CH3OH = Mn + HCO2H + H2O =>
MnO4 + 2 CH3OH = Mn + 2 HCO2H + 2 H2O
N2 + CaBr2 = CaN2 + Br2 =>
N2 + CaBr2 = CaN2 + Br2
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
H3PO4 + BaCl2 = Ba3(PO4)2 + HCl =>
2 H3PO4 + 3 BaCl2 = Ba3(PO4)2 + 6 HCl
FeCl3 + AgBr = AgCl + FeBr3 =>
FeCl3 + 3 AgBr = 3 AgCl + FeBr3
HCl + Fe2O3 = FeCl3 + H2O =>
6 HCl + Fe2O3 = 2 FeCl3 + 3 H2O
SCN{-} + I2 + H2O = HCN + SO4{2-} + I{-} + H{+} =>
SCN{-} + 3 I2 + 4 H2O = HCN + SO4{2-} + 6 I{-} + 7 H{+}
H + ZnS = HS + Zn =>
H + ZnS = HS + Zn
Ag(NO3)2 + Na2SO4 = Ag(SO4) + Na2(NO3)2 = =>
Ag(NO3)2 + Na2SO4 = Ag(SO4) + Na2(NO3)2
KOH + CO2 = K2CO3H2O =>
2 KOH + CO2 = K2CO3H2O
cadmiumnitrate + ammoniumsulfide = cadmiumsulfide + ammoniumnitrate =>
Cd(NO3)2 + (NH4)2S = CdS + 2 NH4NO3
(CO(NH2)2)2 + H2O = CO2 + NH3 =>
(CO(NH2)2)2 + 2 H2O = 2 CO2 + 4 NH3
Al2(SO4)3 + KCl = Al2Cl + K(SO4)3 =>
Al2(SO4)3 + KCl = Al2Cl + K(SO4)3
C3H8 + C3H6O2 = C6H12O2 + H2O =>
2 C3H8 + 4 C3H6O2 = 3 C6H12O2 + 2 H2O
Ag + Se2 = Ag2Se =>
4 Ag + Se2 = 2 Ag2Se
P + HMnO4 = H3PO4 + Mn3(PO4)2 =>
3 P + 3 HMnO4 = H3PO4 + Mn3(PO4)2
HCl + H2S + KNO3 = NO2 + S + KCl + H2O =>
2 HCl + H2S + 2 KNO3 = 2 NO2 + S + 2 KCl + 2 H2O
Al2O3 + Cl2O7 = Al7Cl3 + O2 =>
7 Al2O3 + 3 Cl2O7 = 2 Al7Cl3 + 21 O2
HBr + (NH4)2SO4 = HBrSO4 + NH4 =>
HBr + (NH4)2SO4 = HBrSO4 + 2 NH4
AlCHCl = AlClHC =>
AlCHCl = AlClHC
Mg(OH)2 + O2 = MgO(OH)2 =>
2 Mg(OH)2 + O2 = 2 MgO(OH)2
[Co(H2O)6]Cl2 + C2H5OH = [Co(H2O)6]OH + C2H5 + Cl3 =>
3[Co(H2O)6]Cl2 + 3 C2H5OH = 3[Co(H2O)6]OH + 3 C2H5 + 2 Cl3
HBr + (NH4)2SO4 = HBrSO4 + NH4 =>
HBr + (NH4)2SO4 = HBrSO4 + 2 NH4
Mg(OH)2 + H2SO4 = Mg(OH)SO4 + H2O + H2 =>
2 Mg(OH)2 + 2 H2SO4 = 2 Mg(OH)SO4 + 2 H2O + H2
C7H14 + Cl2 = C7H12 + HCl =>
C7H14 + Cl2 = C7H12 + 2 HCl
PH3 + I2 + H2O = H3PO2 + HI =>
PH3 + 2 I2 + 2 H2O = H3PO2 + 4 HI
HBr + (NH4)2SO4 = HBrSO4 + NH4 =>
HBr + (NH4)2SO4 = HBrSO4 + 2 NH4
Fe{2} + Ce{4} = Fe{3} + Ce{3} =>
Fe{2} + Ce{4} = Fe{3} + Ce{3}
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
C3H8 + Br2 = CH3CH2CH2Br + HBr =>
C3H8 + Br2 = CH3CH2CH2Br + HBr
HBr + (NH4)2SO4 = HBrSO4 + NH4 =>
HBr + (NH4)2SO4 = HBrSO4 + 2 NH4
I3 + HNO3 = HIO2 + NO2 + H2O =>
I3 + 9 HNO3 = 3 HIO2 + 9 NO2 + 3 H2O
HBr + (NH4)2SO4 = HBrSO4 + NH4 =>
HBr + (NH4)2SO4 = HBrSO4 + 2 NH4
K3PO4 + AgNO3 = Ag3PO4 + KNO3 =>
K3PO4 + 3 AgNO3 = Ag3PO4 + 3 KNO3
HBr + (NH4)2SO4 = HBrSO4 + NH4 =>
HBr + (NH4)2SO4 = HBrSO4 + 2 NH4
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
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