| Équations équilibrées la veille | Équations équilibrées le lendemain |
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 HOH
H2O + K2SO4 = H2SO4 + K2O =>
H2O + K2SO4 = H2SO4 + K2O
Na2S + CuCl2 = NaCl + CuS =>
Na2S + CuCl2 = 2 NaCl + CuS
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
C6H8O7 + BaCO3 = Ba3(C6H5O7)2 + CO2 + H2O =>
2 C6H8O7 + 3 BaCO3 = Ba3(C6H5O7)2 + 3 CO2 + 3 H2O
NaPO4 + CaNO4 = NaNO4 + CaPO4 =>
NaPO4 + CaNO4 = NaNO4 + CaPO4
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Ni(NO3)2 + KSCN = K(NO3)2 + NiSCN =>
Ni(NO3)2 + KSCN = K(NO3)2 + NiSCN
Fe + Cl2 = Fe2Cl3 =>
4 Fe + 3 Cl2 = 2 Fe2Cl3
SO4 = O2 + SO2 =>
SO4 = O2 + SO2
Ca(NO3)2 + K2CO3 = CaCO3 + KNO3 =>
Ca(NO3)2 + K2CO3 = CaCO3 + 2 KNO3
N2(g) + H2(g) = NH3(g) =>
N2(g) + 3 H2(g) = 2 NH3(g)
HNO3 + Al(OH)3 = Al(NO3)3 + H2O =>
3 HNO3 + Al(OH)3 = Al(NO3)3 + 3 H2O
Cu2S + O2 = Cu2O + SO2 =>
2 Cu2S + 3 O2 = 2 Cu2O + 2 SO2
CO + H2 = C8H18 + H2O =>
8 CO + 17 H2 = C8H18 + 8 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
K + N2 = K3N =>
6 K + N2 = 2 K3N
NH4Cl + Ca(OH)2 = CaCl2 + NH3 + HOH =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 HOH
Sn(NO3)4 + Na3PO4 = NaNO3 + Sn3(PO4)4 =>
3 Sn(NO3)4 + 4 Na3PO4 = 12 NaNO3 + Sn3(PO4)4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Ag2S + KCN = KAg(CN)2 + K2S =>
Ag2S + 4 KCN = 2 KAg(CN)2 + K2S
AlCl3 + O2 = Al2O3 + ClO =>
4 AlCl3 + 9 O2 = 2 Al2O3 + 12 ClO
Mg(OH)2 + H3PO4 = Mg3(PO4)2 + HOH =>
3 Mg(OH)2 + 2 H3PO4 = Mg3(PO4)2 + 6 HOH
AI + Cu(NO3)2 = Cu + AI(NO3)3 =>
2 AI + 3 Cu(NO3)2 = 3 Cu + 2 AI(NO3)3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
Ba(NO3)2 + NaNO3 = Ba2NO3 + Na(NO3)2 =>
2 Ba(NO3)2 + 3 NaNO3 = Ba2NO3 + 3 Na(NO3)2
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
SnF4 + Ca3(PO4)2 = CaF2 + Sn3(PO4)4 =>
3 SnF4 + 2 Ca3(PO4)2 = 6 CaF2 + Sn3(PO4)4
Al + Zn(NO3)3 = AlNO3 + Zn =>
3 Al + Zn(NO3)3 = 3 AlNO3 + Zn
AL + Br = ALBr =>
AL + Br = ALBr
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
PB(NO3)2(aq) + KI(aq) = PBI2(s) + KNO3(aq) =>
PB(NO3)2(aq) + 2 KI(aq) = PBI2(s) + 2 KNO3(aq)
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
H2SO4 + NH4OH = H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4OH = 2 H2O + (NH4)2SO4
Al(OH)3 + H2(CO3) = H2O + Al2(CO3)3 =>
2 Al(OH)3 + 3 H2(CO3) = 6 H2O + Al2(CO3)3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NH4Cl + Ca(OH)2 = CaCl2 + NH3 + HOH =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 HOH
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
C2H4O2 + NaOH = NaC2H3O2 + H2O =>
C2H4O2 + NaOH = NaC2H3O2 + H2O
N2 + Blank2H2 = Blank3NH3 =>
N2 + 3 Blank2H2 = 2 Blank3NH3
C6H12O6 + O2 = H20 + CO2 =>
5 C6H12O6 + 15 O2 = 3 H20 + 30 CO2
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
Cu + Cl2 = CuCl2 =>
Cu + Cl2 = CuCl2
NaHCO3 + Al2(SO4)3 = Al(OH)3 + CO2 + Na2SO4 =>
6 NaHCO3 + Al2(SO4)3 = 2 Al(OH)3 + 6 CO2 + 3 Na2SO4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Al + Pb(NO3)2 = Pb + Al(NO3)3 =>
2 Al + 3 Pb(NO3)2 = 3 Pb + 2 Al(NO3)3
Ni(NO3)2 + K3Fe(CN)6 = K3(NO3)2 + NiFe(CN)6 =>
Ni(NO3)2 + K3Fe(CN)6 = K3(NO3)2 + NiFe(CN)6
PCl5 + H2O = H3PO4 + HCl =>
PCl5 + 4 H2O = H3PO4 + 5 HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/02/13
Équations équilibrées sur12/02/12
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