Équations équilibrées la veille |
CH4 + 2 O2 = CO2 + 2 H2O
Al + Br = AlBr =>
Al + Br = AlBr
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
MgSO4 + CaO + H2O = Mg(OH)2 + CaSO4 =>
MgSO4 + CaO + H2O = Mg(OH)2 + CaSO4
Al2(SO4)3 + Ca(OH)2 = Al3 + (OH)3 + CaSO4 =>
3 Al2(SO4)3 + 9 Ca(OH)2 = 2 Al3 + 6(OH)3 + 9 CaSO4
Fe3O4 + HNO3 = Fe(NO3)2 + Fe(NO3)3 + H2O =>
Fe3O4 + 8 HNO3 = Fe(NO3)2 + 2 Fe(NO3)3 + 4 H2O
C + H2O = CH4 + CO2 =>
2 C + 2 H2O = CH4 + CO2
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
P + Br = PBr3 =>
P + 3 Br = PBr3
Al(NO3)3 + Na3PO4 = AlPO4 + NaNO3 =>
Al(NO3)3 + Na3PO4 = AlPO4 + 3 NaNO3
Ba(OH)2 + H3PO4 = Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + 2 H3PO4 = Ba3(PO4)2 + 6 H2O
Sb + HNO3 = Sb2O5 + NO2 + H2O =>
2 Sb + 10 HNO3 = Sb2O5 + 10 NO2 + 5 H2O
FeCl3 + Na2CO3 = NaCl + Fe2(CO3)3 =>
2 FeCl3 + 3 Na2CO3 = 6 NaCl + Fe2(CO3)3
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
Al + Br = AlBr =>
Al + Br = AlBr
K2O + H3PO4 = K3PO4 + H2O =>
3 K2O + 2 H3PO4 = 2 K3PO4 + 3 H2O
Pb(NO3)2 + H2O2 = PbO2 + HNO3 =>
Pb(NO3)2 + H2O2 = PbO2 + 2 HNO3
Na2Cr2O7 + H2SO4 + C3H6O = C3H6O2 + Cr2(SO4)3 + H2O + Na2SO4 =>
Na2Cr2O7 + 4 H2SO4 + 3 C3H6O = 3 C3H6O2 + Cr2(SO4)3 + 4 H2O + Na2SO4
Ba(s) + H2SO4(aq) = BaSO4(s) + H2(g) =>
Ba(s) + H2SO4(aq) = BaSO4(s) + H2(g)
K2SO3 + CaCl2 = KCl + Ca(SO3) =>
K2SO3 + CaCl2 = 2 KCl + Ca(SO3)
Ba + S8 = BaS =>
8 Ba + S8 = 8 BaS
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
P4 + Cl2 = PCl5 =>
P4 + 10 Cl2 = 4 PCl5
Al2 + HBr = H2 + AlBr3 =>
Al2 + 6 HBr = 3 H2 + 2 AlBr3
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
CH3CH2CH2CH3 + O2 = CO2 + H2O =>
2 CH3CH2CH2CH3 + 13 O2 = 8 CO2 + 10 H2O
H3BO3 + NaOH = NaH2BO3 + H2O =>
H3BO3 + NaOH = NaH2BO3 + H2O
Na2Cr2O7 + H2SO4 + C3H6O = C3H6O2 + Cr2(SO4)3 + H2O + Na2SO4 =>
Na2Cr2O7 + 4 H2SO4 + 3 C3H6O = 3 C3H6O2 + Cr2(SO4)3 + 4 H2O + Na2SO4
Rh2O3(s) + C(s) = Rh(s) + CO2(g) =>
2 Rh2O3(s) + 3 C(s) = 4 Rh(s) + 3 CO2(g)
Al2(SO4)3 + Na2CO3 = Al2(CO3)3 + Na2SO4 =>
Al2(SO4)3 + 3 Na2CO3 = Al2(CO3)3 + 3 Na2SO4
C10H7CO2H + O2 = CO2 + H2O =>
C10H7CO2H + 12 O2 = 11 CO2 + 4 H2O
[Zn(NH3)4](OH)2 + HNO3 = Zn(NO3)2 + NH3 + H2O =>
[Zn(NH3)4](OH)2 + 2 HNO3 = Zn(NO3)2 + 4 NH3 + 2 H2O
Na2Cr2O7 + H2SO4 + C3H6O = C3H6O2 + Cr2(SO4)3 + H2O + Na2SO4 =>
Na2Cr2O7 + 4 H2SO4 + 3 C3H6O = 3 C3H6O2 + Cr2(SO4)3 + 4 H2O + Na2SO4
Na2CO3 + Ca(NO3)2 = CaCO3 + NaNO3 =>
Na2CO3 + Ca(NO3)2 = CaCO3 + 2 NaNO3
H2SO4 + Zn = H2 + ZnSO4 =>
H2SO4 + Zn = H2 + ZnSO4
Cu + HNO3 + H{+} = Cu{2+} + NO + H2O =>
3 Cu + 2 HNO3 + 6 H{+} = 3 Cu{2+} + 2 NO + 4 H2O
Na2Cr2O7 + H2SO4 + C3H6O = C3H6O2 + Cr2(SO4)3 + H2O + Na2SO4 =>
Na2Cr2O7 + 4 H2SO4 + 3 C3H6O = 3 C3H6O2 + Cr2(SO4)3 + 4 H2O + Na2SO4
PbO2 + Mn{2+} + SO4{2-} + H{+} = PbSO4 + MnO4{-} + H2O =>
5 PbO2 + 2 Mn{2+} + 5 SO4{2-} + 4 H{+} = 5 PbSO4 + 2 MnO4{-} + 2 H2O
KCl + O2 = KClO3 =>
2 KCl + 3 O2 = 2 KClO3
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
[Ag(NH3)2]{+} + C6H5CHCHCHO + OH{-} = Ag + C6H5CHCHCHOO{-} + NH3 + H2O =>
[Ag(NH3)2]{+} + C6H5CHCHCHO + 2 OH{-} = Ag + C6H5CHCHCHOO{-} + 2 NH3 + H2O
Cr + SnCl4 = Sn + CrCl2 =>
2 Cr + SnCl4 = Sn + 2 CrCl2
NH4F + Pb(NO3)2 = PbF2 + N2H4O3 =>
2 NH4F + Pb(NO3)2 = PbF2 + 2 N2H4O3
H2SO4 + Zn = H2 + ZnSO4 =>
H2SO4 + Zn = H2 + ZnSO4
HF + KOH = KF + H2O =>
HF + KOH = KF + H2O
NH4 + CN = NH3 + HCN =>
NH4 + CN = NH3 + HCN
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Cu(OH)2 + CO2 = Cu2CO3(OH)2 + H2O =>
2 Cu(OH)2 + CO2 = Cu2CO3(OH)2 + H2O
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