| Équations équilibrées la veille |
2 Fe + 3 Cl2 = 2 FeCl3
Cu2S + O2 + CaCO3 = CuO + CaSO43 + CO2 =>
Cu2S + 22 O2 + CaCO3 = 2 CuO + CaSO43 + CO2
NaOH + MgOHCl = NaCl + Mg(OH)2 =>
NaOH + MgOHCl = NaCl + Mg(OH)2
Ca(No3)2 + NaOH = NaNo3 + Ca(OH)2 =>
Ca(No3)2 + 2 NaOH = 2 NaNo3 + Ca(OH)2
Ca(C2H3O2)2 + Na2CO3 = CaCO3 + NaC2H3O2 =>
Ca(C2H3O2)2 + Na2CO3 = CaCO3 + 2 NaC2H3O2
NH3(aq) + CO2(aq) = CH4N2O(aq) + H2O(l) =>
2 NH3(aq) + CO2(aq) = CH4N2O(aq) + H2O(l)
CuSO4 + NH3*H2O = [Cu(NH3)4]SO4 + H2O =>
CuSO4 + 4 NH3*H2O = [Cu(NH3)4]SO4 + 4 H2O
Cu + HCl = CuCl2 + H2 = =>
Cu + 2 HCl = CuCl2 + H2
C2H5OH + NaNH2 = C2H7N + NaOH =>
C2H5OH + NaNH2 = C2H7N + NaOH
Pb(C2H3O2)2 + NH3 = Pb(NH3) + C2H3O2 =>
Pb(C2H3O2)2 + NH3 = Pb(NH3) + 2 C2H3O2
Cu2 + Mg = CuMg =>
Cu2 + 2 Mg = 2 CuMg
As2S3 + KClO4 + H2O = H2AsO4 + H2SO4 + KCl =>
4 As2S3 + 15 KClO4 + 20 H2O = 8 H2AsO4 + 12 H2SO4 + 15 KCl
CH4O + KMnO4 + H2SO4 = HCOOH + MnSO4 + K2SO4 + H2O =>
5 CH4O + 4 KMnO4 + 6 H2SO4 = 5 HCOOH + 4 MnSO4 + 2 K2SO4 + 11 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Na(s) + NO2(aq) = NaO2(aq) + N2(g) =>
2 Na(s) + 2 NO2(aq) = 2 NaO2(aq) + N2(g)
S{2-} + H2O = H2S + OH{-} =>
S{2-} + 2 H2O = H2S + 2 OH{-}
MgBr2(aq) + F2(g) = MgF2(aq) + Br2(l) =>
MgBr2(aq) + F2(g) = MgF2(aq) + Br2(l)
NaHCO3 + C6H8O7 = CO2 + H2O + Na3C6H5O7 =>
3 NaHCO3 + C6H8O7 = 3 CO2 + 3 H2O + Na3C6H5O7
CH3COOH(l) + NaOH(l) = CH3COONa(aq) + H2O(l) =>
CH3COOH(l) + NaOH(l) = CH3COONa(aq) + H2O(l)
C7H8O7 + NaHCO3 = Na3C6H5O7 + H2O + CO2 =>
9 C7H8O7 + 33 NaHCO3 = 11 Na3C6H5O7 + 25 H2O + 30 CO2
C10H8 + H2O = CO + H2 =>
C10H8 + 10 H2O = 10 CO + 14 H2
Ca(No3)2 + NaOH = NaNo3 + Ca(OH)2 =>
Ca(No3)2 + 2 NaOH = 2 NaNo3 + Ca(OH)2
NaNO2 + HCl = NaCl + H2O + NO + NO2 =>
2 NaNO2 + 2 HCl = 2 NaCl + H2O + NO + NO2
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
AlP + HNO3 = H3PO4 + Al2(NO3)3 + NO2 + H2O =>
2 AlP + 16 HNO3 = 2 H3PO4 + Al2(NO3)3 + 13 NO2 + 5 H2O
C + HCl = C6HCl =>
6 C + HCl = C6HCl
H + CrO4 = H2CrO4 =>
2 H + CrO4 = H2CrO4
HI + Fe(OH)2 = I(OH)Fe + H2O =>
HI + Fe(OH)2 = I(OH)Fe + H2O
Na2(Be(OH)4) = Na2BeO2 + H2O =>
Na2(Be(OH)4) = Na2BeO2 + 2 H2O
CaHPO4 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
2 CaHPO4 + Ca(OH)2 = Ca3(PO4)2 + 2 H2O
K2Na[Co(NO2)6] + KMnO4 + H2SO4 = K2SO4 + Na2SO4 + CoSO4 + HNO3 + H2O + MnSO4 =>
10 K2Na[Co(NO2)6] + 22 KMnO4 + 58 H2SO4 = 21 K2SO4 + 5 Na2SO4 + 10 CoSO4 + 60 HNO3 + 28 H2O + 22 MnSO4
Y + Os + B = YOs3B2 =>
Y + 3 Os + 2 B = YOs3B2
MgB2 + H3PO4 = BPO4 + MgPO4 + H2 =>
2 MgB2 + 6 H3PO4 = 4 BPO4 + 2 MgPO4 + 9 H2
Al + HNO3(conc) = Al(NO3)3 + NO + H2O =>
Al + 4 HNO3(conc) = Al(NO3)3 + NO + 2 H2O
Fe + CuBr = Cu + FeBr =>
Fe + CuBr = Cu + FeBr
Zn + MnO2 + NH4Cl = ZnCl2 + Mn2O3 + NH3 + H2O =>
Zn + 2 MnO2 + 2 NH4Cl = ZnCl2 + Mn2O3 + 2 NH3 + H2O
CrO2{-} + PbO2 + H2O + OH{-} = CrO4{2-} + [Pb(OH)3]{-} =>
2 CrO2{-} + 3 PbO2 + 2 H2O + 5 OH{-} = 2 CrO4{2-} + 3[Pb(OH)3]{-}
C3H5(NO3)3 = O2 + N2 + H2O + CO2 =>
4 C3H5(NO3)3 = O2 + 6 N2 + 10 H2O + 12 CO2
POBr3 + KOH = PO(OH)3 + KBr =>
POBr3 + 3 KOH = PO(OH)3 + 3 KBr
Ge(s) + S8(s) = GeS2(s) =>
4 Ge(s) + S8(s) = 4 GeS2(s)
C + HCl = C6HCl =>
6 C + HCl = C6HCl
Ca(OH)2 + H2(NO3)2 = Ca(NO3)2 + H2O =>
Ca(OH)2 + H2(NO3)2 = Ca(NO3)2 + 2 H2O
CH4 + NO = H2O + C2H2 + N2 =>
4 CH4 + 6 NO = 6 H2O + 2 C2H2 + 3 N2
C6H5NH3Cl + AgNO3 = C6H5NH3NO3 + AgCl =>
C6H5NH3Cl + AgNO3 = C6H5NH3NO3 + AgCl
KI + CI2 = KCI + I2 =>
KI + CI2 = KCI + I2
N2 + C = N3C =>
3 N2 + 2 C = 2 N3C
CaO + KOH = CaKHO2 =>
CaO + KOH = CaKHO2
Cu2OH + H2CO3 = Cu2CO3 + H2OH =>
Cu2OH + H2CO3 = Cu2CO3 + H2OH
NaHSO3(s) = Na2SO3(s) + SO2 + H2O(l) =>
2 NaHSO3(s) = Na2SO3(s) + SO2 + H2O(l)
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