| Équations équilibrées la veille |
FeCl3 + 3 KSCN = Fe{3+} + 3 SCN{-} + 3 KCl
N2O5 + NaCl = Na2O + N2O + Cl =>
N2O5 + 8 NaCl = 4 Na2O + N2O + 8 Cl
Zn(s) + HCl = ZnCl2 + H2(g) =>
Zn(s) + 2 HCl = ZnCl2 + H2(g)
Ca(s) + DyF3(s) = Dy(s) + CaF2(s) =>
3 Ca(s) + 2 DyF3(s) = 2 Dy(s) + 3 CaF2(s)
HMnO4 + HCl = MnCl3 + Cl2 + H2O =>
HMnO4 + 7 HCl = MnCl3 + 2 Cl2 + 4 H2O
CF4 = CF + F =>
CF4 = CF + 3 F
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
C3H7COOH + NaOH = NaCOOH + C3H8O =>
C3H7COOH + NaOH = NaCOOH + C3H8O
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
Zn(OH)2(s) + HNO3(aq) = Zn(NO3)2(aq) + H2O(l) =>
Zn(OH)2(s) + 2 HNO3(aq) = Zn(NO3)2(aq) + 2 H2O(l)
C6H12 + KMnO4 + H2O = C6H12(OH)2 + MnO2 + KOH =>
3 C6H12 + 2 KMnO4 + 4 H2O = 3 C6H12(OH)2 + 2 MnO2 + 2 KOH
H2SeO4 + K = H2 + KSeO4 =>
H2SeO4 + K = H2 + KSeO4
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Fe(NO3){+2} + KSCN = FeCN + KS(NO3){+2} =>
Fe(NO3){+2} + KSCN = FeCN + KS(NO3){+2}
PH3 + O2 = P2O5 + H2O =>
2 PH3 + 4 O2 = P2O5 + 3 H2O
KF + Pb(NO3)2 = KPb(NO3)2 + F2 =>
2 KF + 2 Pb(NO3)2 = 2 KPb(NO3)2 + F2
Ca(OH)2 + AgNO3 = Ca(NO3)2 + Ag(OH) =>
Ca(OH)2 + 2 AgNO3 = Ca(NO3)2 + 2 Ag(OH)
Pb + NH3 = Pb(NH3) =>
Pb + NH3 = Pb(NH3)
(NH4)2SO4 + Al(NO3)3 = NH4NO3 + Al2(SO4)3 =>
3(NH4)2SO4 + 2 Al(NO3)3 = 6 NH4NO3 + Al2(SO4)3
H2SeO4 + K = H2 + K2SeO4 =>
H2SeO4 + 2 K = H2 + K2SeO4
CH3C(CH3)CHCH3 + KMnO4 + H2O = (CH3)2C(OH)C(OH)(CH3)2 + MnO2 + KOH =>
18 CH3C(CH3)CHCH3 + 10 KMnO4 + 20 H2O = 15(CH3)2C(OH)C(OH)(CH3)2 + 10 MnO2 + 10 KOH
Mn + O2 = Mn2O7 =>
4 Mn + 7 O2 = 2 Mn2O7
K2CO3(aq) + SnCl4(aq) = K2Cl4(aq) + SnCO3(s) =>
K2CO3(aq) + SnCl4(aq) = K2Cl4(aq) + SnCO3(s)
LiH + H2O = LiH2{+} + OH{-} =>
LiH + H2O = LiH2{+} + OH{-}
C6H4OHCOOH + CH3OH = C6H4OHCOOCH3H2O =>
C6H4OHCOOH + CH3OH = C6H4OHCOOCH3H2O
Al(OH)3 + H3Po3 = AlPo3 + H2O =>
Al(OH)3 + H3Po3 = AlPo3 + 3 H2O
Pb(NO3)2 + Na3PO4 = Pb3(PO4)2 + NaNO3 =>
3 Pb(NO3)2 + 2 Na3PO4 = Pb3(PO4)2 + 6 NaNO3
*NH4Cl + *Ca(OH)2 = NH3 + CaCl2 + H2O =>
2*NH4Cl + *Ca(OH)2 = 2 NH3 + CaCl2 + 2 H2O
Ca(NO3)2 + Na3PO4 = Ca3(PO4)2 + Na2(NO3)2 =>
3 Ca(NO3)2 + 2 Na3PO4 = Ca3(PO4)2 + 3 Na2(NO3)2
HNO3 + NH3 = H2O + NH =>
HNO3 + 3 NH3 = 3 H2O + 4 NH
Ca(OH)2 + H2 = Ca + H2O =>
Ca(OH)2 + H2 = Ca + 2 H2O
FeCl3 + K2CO3 = Fe2(CO3)3 + Cl + K =>
2 FeCl3 + 3 K2CO3 = Fe2(CO3)3 + 6 Cl + 6 K
Mg(NO3)2*6H2O + Al(NO3)3 = MgAl2 + NO3 + H2O =>
Mg(NO3)2*6H2O + 2 Al(NO3)3 = MgAl2 + 8 NO3 + 6 H2O
Ag(NH3)2OH + CH2OH(CHOH)4CHO = CH2OH(CHOH)4COONH4 + Ag + NH3 + H2O =>
2 Ag(NH3)2OH + CH2OH(CHOH)4CHO = CH2OH(CHOH)4COONH4 + 2 Ag + 3 NH3 + H2O
As2S3 + O2 + H2O = H3AsO4 + H2SO4 =>
As2S3 + 7 O2 + 6 H2O = 2 H3AsO4 + 3 H2SO4
Az + Mg(NO3)2 = Az(NO3)2 + Mg =>
Az + Mg(NO3)2 = Az(NO3)2 + Mg
C2H5OH + KMnO4 + HNO3 = CH3COOH + KNO3 + MnO2 + H2O =>
3 C2H5OH + 4 KMnO4 + 4 HNO3 = 3 CH3COOH + 4 KNO3 + 4 MnO2 + 5 H2O
Fe + H2PO3 = Fe2(PO3)3 + H2 =>
2 Fe + 3 H2PO3 = Fe2(PO3)3 + 3 H2
OF2 + H2O = O2 + HF =>
OF2 + H2O = O2 + 2 HF
Pt{4+} + Zn = Zn{+2} + Pt =>
Pt{4+} + 2 Zn = 2 Zn{+2} + Pt
GaCl3 + H2SO4 = GaSO4 + H2Cl3 =>
GaCl3 + H2SO4 = GaSO4 + H2Cl3
KMnO4 + Zn + HCl = ZnCl2 + MnCl2 + KCl + H2O =>
2 KMnO4 + 5 Zn + 16 HCl = 5 ZnCl2 + 2 MnCl2 + 2 KCl + 8 H2O
NaHCO3 + HC2H3O2 = NaC2H3O2 + H2OCO3 =>
6 NaHCO3 + 5 HC2H3O2 = 6 NaC2H3O2 + 4 H2OCO3
K2SZnSO4 = ZnSK2SO4 =>
K2SZnSO4 = ZnSK2SO4
NH3 + Cl2 = NH4Cl + NCl3 =>
4 NH3 + 3 Cl2 = 3 NH4Cl + NCl3
PbSO4 = PbSO3 + O2 =>
2 PbSO4 = 2 PbSO3 + O2
KI + Ca = K + Ca2I =>
KI + 2 Ca = K + Ca2I
HCl + (NH4)2SO4 = H2SO4 + NH4Cl =>
2 HCl + (NH4)2SO4 = H2SO4 + 2 NH4Cl
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Co + N2 = CoN2 =>
Co + N2 = CoN2
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