| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C7H10N + 16 O2 = 14 CO2 + H20 + 2 NO2
C2H5OH + O2 = CO + H2O =>
C2H5OH + 2 O2 = 2 CO + 3 H2O
H2SO4 + Cr = CrSO4 + S + H2O =>
4 H2SO4 + 3 Cr = 3 CrSO4 + S + 4 H2O
NaHCO3 + H2SO4 = Na2SO4 + H2CO3 =>
2 NaHCO3 + H2SO4 = Na2SO4 + 2 H2CO3
MnO4{-} + C2O4{2-} + H{+} = Mn{2+} + CO2 + H2O =>
2 MnO4{-} + 5 C2O4{2-} + 16 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
FeCl2 + NaOH = Fe(OH)2 + NaCl =>
FeCl2 + 2 NaOH = Fe(OH)2 + 2 NaCl
CH3COOH + K = CH3COOK + H2 =>
2 CH3COOH + 2 K = 2 CH3COOK + H2
H2S2O3 + H2Cr2O7 + H2SO4 = Cr2(SO4)3 + H2O =>
3 H2S2O3 + 4 H2Cr2O7 + 6 H2SO4 = 4 Cr2(SO4)3 + 13 H2O
P4 + Ba(OH)2 + H2O = PH3 + Ba(H2PO4)2 =>
4 P4 + 3 Ba(OH)2 + 18 H2O = 10 PH3 + 3 Ba(H2PO4)2
C3H8 + O2 = CO2 + H20 =>
5 C3H8 + 15 O2 = 15 CO2 + 2 H20
Na + N3 = Na3N =>
9 Na + N3 = 3 Na3N
P + Ba(OH)2 + H2O = PH3 + Ba(H2PO4)2 =>
16 P + 3 Ba(OH)2 + 18 H2O = 10 PH3 + 3 Ba(H2PO4)2
NAHSO3 + HCL = SO2 + H2O + NACL =>
NAHSO3 + HCL = SO2 + H2O + NACL
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
NAHSO3 + HCL = SO2 + H2O + NACL =>
NAHSO3 + HCL = SO2 + H2O + NACL
Pb(NO3)2 + NaBr = PbBr2 + NaNO3 =>
Pb(NO3)2 + 2 NaBr = PbBr2 + 2 NaNO3
NH3 + H2O = NH4OH =>
NH3 + H2O = NH4OH
I + NH3 = NI3 + NH4 =>
3 I + 4 NH3 = NI3 + 3 NH4
I + NH3 = NI3 + NH4I =>
6 I + 4 NH3 = NI3 + 3 NH4I
NH3(g) + H2O(l) = NH4OH =>
NH3(g) + H2O(l) = NH4OH
P + HNO3 = H3PO4 + NO2 + H2O =>
P + 5 HNO3 = H3PO4 + 5 NO2 + H2O
NH3(g) + H2O(l) = NH4OH(ag) =>
NH3(g) + H2O(l) = NH4OH(ag)
NH3(g) + H2O(l) = NH4OH(aq) =>
NH3(g) + H2O(l) = NH4OH(aq)
Zn + H2SO4 = ZnSO4 + H =>
Zn + H2SO4 = ZnSO4 + 2 H
Ga + NaOH = Ga(OH)3 + Na =>
Ga + 3 NaOH = Ga(OH)3 + 3 Na
Al2O3 + CH3COOH = Al(CH3COO)3 + H2O =>
Al2O3 + 6 CH3COOH = 2 Al(CH3COO)3 + 3 H2O
CaO + So3 = CaSo4 + O2 =>
6 CaO + 8 So3 = 6 CaSo4 + 3 O2
NH3(g) + H2O(l) = NH4OH(g) =>
NH3(g) + H2O(l) = NH4OH(g)
NH3(g) + H2O(l) = NH4OH(aq) =>
NH3(g) + H2O(l) = NH4OH(aq)
Cl2O7 + KOH = KClO4 + H2O =>
Cl2O7 + 2 KOH = 2 KClO4 + H2O
Na2 + H2 = NaH =>
Na2 + H2 = 2 NaH
CH4 = C2H2 + H2 =>
2 CH4 = C2H2 + 3 H2
CuBr2 + AgNO3 = Cu(NO3)2 + AgBr =>
CuBr2 + 2 AgNO3 = Cu(NO3)2 + 2 AgBr
Mg + H2O = MgO + H2 =>
Mg + H2O = MgO + H2
PbS + HNO3 = PbSO4 + NO + H2O =>
3 PbS + 8 HNO3 = 3 PbSO4 + 8 NO + 4 H2O
MNO2 + H = H2O + MN =>
MNO2 + 4 H = 2 H2O + MN
C2H2 + H2 = C2H4 =>
C2H2 + H2 = C2H4
NaOH + H2CO2 = NaHCO2 + H2O =>
NaOH + H2CO2 = NaHCO2 + H2O
Cs + NiCl2 = Ni2 + CsCl =>
4 Cs + 2 NiCl2 = Ni2 + 4 CsCl
C2H4 + H2O = C2H6O =>
C2H4 + H2O = C2H6O
Ca3(PO4)2 + SiO2 = P4O10 + CaSiO3 =>
2 Ca3(PO4)2 + 6 SiO2 = P4O10 + 6 CaSiO3
Pb + HNO3 = Pb(NO3)2 + NH3 + H2O =>
4 Pb + 9 HNO3 = 4 Pb(NO3)2 + NH3 + 3 H2O
CuS + HNO3 = Cu(NO2)2 + Cu(NO3)2 + S8 + H2O =>
8 CuS + 16 HNO3 = 4 Cu(NO2)2 + 4 Cu(NO3)2 + S8 + 8 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Cu2S + HNO3 = Cu(NO3)2 + H2SO4 + NO2 + H20 =>
10 Cu2S + 80 HNO3 = 20 Cu(NO3)2 + 10 H2SO4 + 40 NO2 + 3 H20
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
C2H6O + O2 = C2H4O + H2O =>
2 C2H6O + O2 = 2 C2H4O + 2 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
PCl3(l) + H2O(l) = H3PO3(aq) + HCl(aq) =>
PCl3(l) + 3 H2O(l) = H3PO3(aq) + 3 HCl(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/04/17
Équations équilibrées sur02/03/16
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