Équations équilibrées la veille |
2 Fe + 3 H2 = 2 FeH3
HNO3 + C6H5CH3 = C6H2(NO2)3CH3 + H2O =>
3 HNO3 + C6H5CH3 = C6H2(NO2)3CH3 + 3 H2O
H2O + NO2 = NH3 + O2 =>
6 H2O + 4 NO2 = 4 NH3 + 7 O2
ClO2 + O3 = Cl2O7 =>
2 ClO2 + O3 = Cl2O7
CH3CHCH2 + H2O + KMnO4 = MnO2 + KOH + CH3COCH3 =>
3 CH3CHCH2 + H2O + 2 KMnO4 = 2 MnO2 + 2 KOH + 3 CH3COCH3
FeSO4 + Ba(NO3)2 = Fe(NO3)2 + BaSO4 =>
FeSO4 + Ba(NO3)2 = Fe(NO3)2 + BaSO4
NaI + Pb(SO4) = PbI2 + Na2SO4 =>
2 NaI + Pb(SO4) = PbI2 + Na2SO4
Pb(NO3)2 + Al(SO4)3 = Al(NO3)3 + Pb(SO4)2 =>
3 Pb(NO3)2 + 2 Al(SO4)3 = 2 Al(NO3)3 + 3 Pb(SO4)2
Ca(NO3)2(aq) + Na2S(aq) = CaS + Na2(NO3)2 =>
Ca(NO3)2(aq) + Na2S(aq) = CaS + Na2(NO3)2
C4H7NH2 + O2 = CO2 + H2O + NO2 =>
4 C4H7NH2 + 29 O2 = 16 CO2 + 18 H2O + 4 NO2
NO = NO1 =>
NO = NO1
Fe + H2 = FeH2 =>
Fe + H2 = FeH2
MgO + P2O5 = MgPO3 + O2 =>
4 MgO + 2 P2O5 = 4 MgPO3 + O2
HI + CaCO3 = CaI2 + H2CO3 =>
2 HI + CaCO3 = CaI2 + H2CO3
MnI = Mn + I =>
MnI = Mn + I
Bi(NO3)3 + HOH = Bi(OH)(NO3)2 + HNO3 =>
Bi(NO3)3 + HOH = Bi(OH)(NO3)2 + HNO3
Ba2C + H2O = Ba(OH)2 + CH4 =>
Ba2C + 4 H2O = 2 Ba(OH)2 + CH4
C9H11N + H2 = C9H17N =>
C9H11N + 3 H2 = C9H17N
Cd(OH)2 + Cl2 = Cd(ClO3)2 + CdCl + H2O =>
12 Cd(OH)2 + 7 Cl2 = 2 Cd(ClO3)2 + 10 CdCl + 12 H2O
Fe + CuNO3 = Cu + Fe(NO3)2 =>
Fe + 2 CuNO3 = 2 Cu + Fe(NO3)2
Ni + SiO3 = NiSiO3 =>
Ni + SiO3 = NiSiO3
CuSO4 + H2O + NaCl = [Cu(H2O)6]Cl2 + Na2SO4 =>
CuSO4 + 6 H2O + 2 NaCl = [Cu(H2O)6]Cl2 + Na2SO4
C6H5CH3 + HNO3 = C6H4NO2CH3 + H2O =>
C6H5CH3 + HNO3 = C6H4NO2CH3 + H2O
C13H15NO + CH3OH = C14H19NO2 =>
C13H15NO + CH3OH = C14H19NO2
Ca(NO3)2(aq) + Na2S(aq) = CaS + NaNO3 =>
Ca(NO3)2(aq) + Na2S(aq) = CaS + 2 NaNO3
P4 + H2 = PH3 =>
P4 + 6 H2 = 4 PH3
KNO3 + H3PO4 = KNO3H3PO4 =>
KNO3 + H3PO4 = KNO3H3PO4
H2CO3 + Na(OH) = Na2(CO3) + H2O =>
H2CO3 + 2 Na(OH) = Na2(CO3) + 2 H2O
S8(l) + Cl2(g) = S2Cl2 =>
S8(l) + 4 Cl2(g) = 4 S2Cl2
P4H10(s) + H2O(l) = HPO3(l) + H3O(aq) =>
P4H10(s) + 42 H2O(l) = 4 HPO3(l) + 30 H3O(aq)
C6H5CH3 + HNO3 = C6H2CH3(NO2)3 + H2O =>
C6H5CH3 + 3 HNO3 = C6H2CH3(NO2)3 + 3 H2O
H2CO3 + Na(OH) = Na2CO3 + H2O =>
H2CO3 + 2 Na(OH) = Na2CO3 + 2 H2O
HBr + Cl2 + H2O = HBrO4 + HCl =>
HBr + 4 Cl2 + 4 H2O = HBrO4 + 8 HCl
Na2S(aq) + Ca(NO3)2(aq) = Na2(NO3)2(aq) + CaS(s) =>
Na2S(aq) + Ca(NO3)2(aq) = Na2(NO3)2(aq) + CaS(s)
Ca(SO4) + H2O = Ca(OH)2 + H2SO4 =>
Ca(SO4) + 2 H2O = Ca(OH)2 + H2SO4
NaF + Cl2 = NaCl + F =>
2 NaF + Cl2 = 2 NaCl + 2 F
S8(l) + Cl2(g) = S2Cl2(l) =>
S8(l) + 4 Cl2(g) = 4 S2Cl2(l)
KCl + MnO2 + H2SO4 = K2SO4 + MnSO4 + Cl2 + H2O =>
2 KCl + MnO2 + 2 H2SO4 = K2SO4 + MnSO4 + Cl2 + 2 H2O
SF6 = S + F2 =>
SF6 = S + 3 F2
H2CO3 + Na(OH) = Na(HCO3) + H2O =>
H2CO3 + Na(OH) = Na(HCO3) + H2O
HCOOH + [Ag(NH3)2]NO3 + NaHCO3 = NaCOOH + CO(NH2)2 + AgNO3 + H2O =>
HCOOH + [Ag(NH3)2]NO3 + NaHCO3 = NaCOOH + CO(NH2)2 + AgNO3 + 2 H2O
Ba(OH)2 = Ba + OH =>
Ba(OH)2 = Ba + 2 OH
Cu + NaOH + H2SO4 = NaSO4 + CuO + H3 =>
Cu + NaOH + H2SO4 = NaSO4 + CuO + H3
HCl + Na2Cl = Na2H + Cl2 =>
HCl + Na2Cl = Na2H + Cl2
C6H5CH3 + HNO3 = C6H4CH3NO2 + H2O =>
C6H5CH3 + HNO3 = C6H4CH3NO2 + H2O
Na + Zn(NO3)2 = Zn + NaNO3 =>
2 Na + Zn(NO3)2 = Zn + 2 NaNO3
Cr(NO3)3 + H2O = Cr + O2 + HNO3 =>
4 Cr(NO3)3 + 6 H2O = 4 Cr + 3 O2 + 12 HNO3
BiCl3 + KOH = Bi(OH)3 + KCl =>
BiCl3 + 3 KOH = Bi(OH)3 + 3 KCl
NaHCO3(s) + H(C2H3O2)(aq) = Na(C2H3O2)(aq) + H2O(l) + CO2(g) =>
NaHCO3(s) + H(C2H3O2)(aq) = Na(C2H3O2)(aq) + H2O(l) + CO2(g)
HCl(g) + O2(g) = Cl2(g) + H2O(l) =>
4 HCl(g) + O2(g) = 2 Cl2(g) + 2 H2O(l)
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