| Équations équilibrées la veille |
2 Fe + 3 Cl2 = 2 FeCl3
Fe + C6H7O8 + H3PO4 = H2O + FeH2PO4 + C6H6 =>
15 Fe + C6H7O8 + 15 H3PO4 = 8 H2O + 15 FeH2PO4 + C6H6
MgH + H2O = H2 + MgO =>
2 MgH + 2 H2O = 3 H2 + 2 MgO
NaF = Na + F2 =>
2 NaF = 2 Na + F2
CuS + H2SO4(aq) = CuSO4 + SO2 + H2O =>
CuS + 4 H2SO4(aq) = CuSO4 + 4 SO2 + 4 H2O
NH4(aq) + OH(l) = NH3(aq) + H2O(l) =>
NH4(aq) + OH(l) = NH3(aq) + H2O(l)
Mo(CO)6 = Mo + C + O =>
Mo(CO)6 = Mo + 6 C + 6 O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
K2SO4 + Zn(NO3)2 = K(NO3) + Zn(SO4) =>
K2SO4 + Zn(NO3)2 = 2 K(NO3) + Zn(SO4)
Pb(NO3)2 + KCl = Pb(Cl2) + K(NO3) =>
Pb(NO3)2 + 2 KCl = Pb(Cl2) + 2 K(NO3)
Co(OH)3 + Zn = Zn(OH)2 + Co =>
2 Co(OH)3 + 3 Zn = 3 Zn(OH)2 + 2 Co
H2SO4(aq) + CuO(s) = H2O(l) + CuSO4(s) =>
H2SO4(aq) + CuO(s) = H2O(l) + CuSO4(s)
C6H14 + CH2Cl2 = C7H15 + Cl2 =>
C6H14 + 8 CH2Cl2 = 2 C7H15 + 8 Cl2
HBr(aq) + LiOH(aq) = BrLi(s) + H2O(l) =>
HBr(aq) + LiOH(aq) = BrLi(s) + H2O(l)
KIO3 + NaOH = KHO4 + NaI =>
KIO3 + NaOH = KHO4 + NaI
MgI2 + KI = MgK + I =>
MgI2 + KI = MgK + 3 I
H3AsO4 + Fe = Fe3(AsO4)2 + H2 =>
2 H3AsO4 + 3 Fe = Fe3(AsO4)2 + 3 H2
Fe(NO3)3 + Ba(CN)2 = Fe(CN)3 + Ba(NO3)2 =>
2 Fe(NO3)3 + 3 Ba(CN)2 = 2 Fe(CN)3 + 3 Ba(NO3)2
Cl2 + F2 = ClF5 =>
Cl2 + 5 F2 = 2 ClF5
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
HI + Ca = CaI2(aq) + H2(g) =>
2 HI + Ca = CaI2(aq) + H2(g)
KMnO4 + AlCl + H2SO4 = Al2(SO4)3 + KSO4 + MnSO4 + H2O + Cl =>
3 KMnO4 + 4 AlCl + 12 H2SO4 = 2 Al2(SO4)3 + 3 KSO4 + 3 MnSO4 + 12 H2O + 4 Cl
CaNO3 + Al = Al(NO3)3 + Ca =>
3 CaNO3 + Al = Al(NO3)3 + 3 Ca
KF(s) = K(s) + F(s) =>
KF(s) = K(s) + F(s)
PH3I + H2SO4 = H3PO4 + I2 + SO2 + H2O =>
2 PH3I + 8 H2SO4 = 2 H3PO4 + I2 + 8 SO2 + 8 H2O
Fe + H2SO4 = Fe3(SO4) + H2 =>
3 Fe + H2SO4 = Fe3(SO4) + H2
W + O3 + H2O = H2WO4 =>
W + O3 + H2O = H2WO4
KCrS2O8 + NaBiO3 + H2SO4 = K2Cr2O7 + Bi2(SO4)3 + Na2SO4 + H2O =>
4 KCrS2O8 + 6 NaBiO3 + 4 H2SO4 = 2 K2Cr2O7 + 3 Bi2(SO4)3 + 3 Na2SO4 + 4 H2O
NO2 + H2O + KMnO4 = HNO3 + Mn(NO3)2 + KNO3 =>
5 NO2 + H2O + KMnO4 = 2 HNO3 + Mn(NO3)2 + KNO3
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
C2H6(g) + O2(g) = CO2(g) + H2O(g) =>
2 C2H6(g) + 7 O2(g) = 4 CO2(g) + 6 H2O(g)
CaSi2 + C2H3Cl = CaCl2 + SiH2 + C2H2 + C =>
CaSi2 + 2 C2H3Cl = CaCl2 + 2 SiH2 + C2H2 + 2 C
Zn + NH3 + NH4Cl = [Zn(NH3)4]Cl2 + H2 =>
Zn + 2 NH3 + 2 NH4Cl = [Zn(NH3)4]Cl2 + H2
MgH2 + H2O = Mg(OH)2 + H2 =>
MgH2 + 2 H2O = Mg(OH)2 + 2 H2
P2O5 + NaOH = Na3PO4 + H2O =>
P2O5 + 6 NaOH = 2 Na3PO4 + 3 H2O
KMnO4 + H2SO4 = K4SO4 + MnSO4 + H2O + O =>
4 KMnO4 + 5 H2SO4 = K4SO4 + 4 MnSO4 + 5 H2O + 11 O
LiAl(Si2O6) + H2SO4 = Li2SO4 + Al2Si4O10(OH)2 =>
2 LiAl(Si2O6) + H2SO4 = Li2SO4 + Al2Si4O10(OH)2
Ag + CaCl2 = AgCa + Cl =>
Ag + CaCl2 = AgCa + 2 Cl
Pb + HNO3 = H2O + Pb(NO3) + NO =>
3 Pb + 4 HNO3 = 2 H2O + 3 Pb(NO3) + NO
(NH4)2SO4(aq) + Ca(OH)2(aq) = CaSO4(s) + NH3(g) + H2O(l) =>
(NH4)2SO4(aq) + Ca(OH)2(aq) = CaSO4(s) + 2 NH3(g) + 2 H2O(l)
HCl + K2Cr2O7 = KCl + Cl2 + Cr2Cl3 + H2O =>
28 HCl + 2 K2Cr2O7 = 4 KCl + 9 Cl2 + 2 Cr2Cl3 + 14 H2O
()CaF2 + ()Li2SO4 = ()CaSO4 + ()LiF =>
()CaF2 + ()Li2SO4 = ()CaSO4 + 2()LiF
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
CrCl2 + S + HCl = CrCl3 + H2S =>
2 CrCl2 + S + 2 HCl = 2 CrCl3 + H2S
Zn + H{+} = Zn2{+2} + H2 =>
2 Zn + 2 H{+} = Zn2{+2} + H2
CO2 + NH2OH = CO + N2 + H2O =>
CO2 + 2 NH2OH = CO + N2 + 3 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
ZnCl2 + H2O = Zn(OH)2 + HCl =>
ZnCl2 + 2 H2O = Zn(OH)2 + 2 HCl
CClF3 + O3 = CO2 + Cl2O + F =>
6 CClF3 + 5 O3 = 6 CO2 + 3 Cl2O + 18 F
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
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