| Équations équilibrées la veille |
6 Pb(C2H5)4 + 71 O2 = 48 CO2 + 40 H3O + 6 PbO
ZnO + MgO = ZnMgO2 =>
ZnO + MgO = ZnMgO2
(NH4)2Fe(SO4)2*6H2O + H2C2O4 = FeC2O4*2H2O + (NH4)2SO4 + H2SO4 + H2O =>
(NH4)2Fe(SO4)2*6H2O + H2C2O4 = FeC2O4*2H2O + (NH4)2SO4 + H2SO4 + 4 H2O
FeO + CO = Fe + CO2 =>
FeO + CO = Fe + CO2
Fe(No3)3 + KSCN = Fe(SCN)(No3)2 + KNo3 =>
Fe(No3)3 + KSCN = Fe(SCN)(No3)2 + KNo3
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
KMnO4 + Cu2S = MnO2 + CuO + K2O + SO2 =>
8 KMnO4 + 3 Cu2S = 8 MnO2 + 6 CuO + 4 K2O + 3 SO2
V2O5 + HNO3 = HVO3 + N2O5 =>
V2O5 + 2 HNO3 = 2 HVO3 + N2O5
PbO2 + SO4 = PbSO4 + O2 =>
PbO2 + SO4 = PbSO4 + O2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
KCl + HNO3 = NO + KClO3 + H2O =>
KCl + 2 HNO3 = 2 NO + KClO3 + H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Al4C3 + H2O = Al(OH)3 + CH4 =>
Al4C3 + 12 H2O = 4 Al(OH)3 + 3 CH4
ClCH2COONa = ClCH2COO{-} + Na{+} =>
ClCH2COONa = ClCH2COO{-} + Na{+}
HCI + Na3PO4 = H3PO4 + NaCI =>
3 HCI + Na3PO4 = H3PO4 + 3 NaCI
CH3CH2CH3(g) + O2(g) = C2O(g) + H2O(l) =>
4 CH3CH2CH3(g) + 11 O2(g) = 6 C2O(g) + 16 H2O(l)
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
Cr + CoCl4 = CrCl4 + Co =>
Cr + CoCl4 = CrCl4 + Co
Be(OH)2 + H2S = BeS + H2O =>
Be(OH)2 + H2S = BeS + 2 H2O
Fe + H2SO3 = Fe2(SO3)3 + H2 =>
2 Fe + 3 H2SO3 = Fe2(SO3)3 + 3 H2
AlCl3 + LiOH = AlLi + OHCl3 =>
AlCl3 + LiOH = AlLi + OHCl3
NH4F + Mg(OH)2 = MgF2 + NH4OH =>
2 NH4F + Mg(OH)2 = MgF2 + 2 NH4OH
V(NO3)3 + NaOH = VO + H2O + Na2(NO3)3 =>
V(NO3)3 + 2 NaOH = VO + H2O + Na2(NO3)3
KBr + NH4NO3 = KNH4 + BrNO3 =>
KBr + NH4NO3 = KNH4 + BrNO3
BaO2 = O + BaO =>
BaO2 = O + BaO
Ba(OH)2 + Cl2 = BaCl2 + Ba(ClO3)2 + H2O =>
6 Ba(OH)2 + 6 Cl2 = 5 BaCl2 + Ba(ClO3)2 + 6 H2O
Sb2O3 = Sb + O =>
Sb2O3 = 2 Sb + 3 O
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
Cr + HNO3 = Cr(NO3)2 + NO + H2O =>
3 Cr + 8 HNO3 = 3 Cr(NO3)2 + 2 NO + 4 H2O
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
ZnBr2 + K3PO4 = (Zn)3(PO4)2 + KBr =>
3 ZnBr2 + 2 K3PO4 = (Zn)3(PO4)2 + 6 KBr
C8H12 + O2 = CO2 + H2O =>
C8H12 + 11 O2 = 8 CO2 + 6 H2O
N2H4 + Zn + NaOH + H2O = NH3 + Na2(Zn(OH)4) =>
N2H4 + Zn + 2 NaOH + 2 H2O = 2 NH3 + Na2(Zn(OH)4)
Fe(O2)3 + CO = Fe + CO2 =>
Fe(O2)3 + 6 CO = Fe + 6 CO2
NO2 + NH4OH = N2 + H2O =>
6 NO2 + 8 NH4OH = 7 N2 + 20 H2O
CuCl2 + Fe(NO3)3 = Cu(NO3)2 + FeCl3 =>
3 CuCl2 + 2 Fe(NO3)3 = 3 Cu(NO3)2 + 2 FeCl3
Pb(NO3)2(a) + K2CrO4 = PbCrO4 + KNO3(a) =>
Pb(NO3)2(a) + K2CrO4 = PbCrO4 + 2 KNO3(a)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
MgCl2 + O2 = MgO + Cl2 =>
2 MgCl2 + O2 = 2 MgO + 2 Cl2
AgCl + KCl = K[AgCl2] =>
AgCl + KCl = K[AgCl2]
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O =>
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O
Al(NO3)3 + (NH4)2S = Al2S3 + NH4NO3 =>
2 Al(NO3)3 + 3(NH4)2S = Al2S3 + 6 NH4NO3
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
AgNO3 + Ca(NO3)2 = CaNO3 + Ag(NO3)2 =>
AgNO3 + Ca(NO3)2 = CaNO3 + Ag(NO3)2
ZnSO4 + NH3 = [Zn(NH3)4]SO4 =>
ZnSO4 + 4 NH3 = [Zn(NH3)4]SO4
ZnS(s) + HCl(ac) = H2S + ZnCl2 =>
ZnS(s) + 2 HCl(ac) = H2S + ZnCl2
CH3COCH3 + HCN = CH3CHOHCH3 + CN =>
CH3COCH3 + 2 HCN = CH3CHOHCH3 + 2 CN
Na2SeO3 + Na2SO3 + HCl = Na2SO4 + Se + NaCl + H2O =>
Na2SeO3 + 2 Na2SO3 + 2 HCl = 2 Na2SO4 + Se + 2 NaCl + H2O
MgPb + Mg(NO3)2 = Pb(NO3)2 + Mg =>
MgPb + Mg(NO3)2 = Pb(NO3)2 + 2 Mg
C3H6 + O2 = OC3H6 =>
2 C3H6 + O2 = 2 OC3H6
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