Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe2O3 + 3 CO = 2 Fe + 3 CO2
S + HNO3 = H2(SO4) + NO2 + H2O =>
S + 6 HNO3 = H2(SO4) + 6 NO2 + 2 H2O
C2H5Br + KOH = C2H5OH + KBr =>
C2H5Br + KOH = C2H5OH + KBr
KMnO4 + H2C2O4 + H2SO4 = MnO + CO2 + H2O + K2SO4 =>
2 KMnO4 + 5 H2C2O4 + H2SO4 = 2 MnO + 10 CO2 + 6 H2O + K2SO4
Al(s) + HBr(aq) = AlBr3(aq) + H2(g) =>
2 Al(s) + 6 HBr(aq) = 2 AlBr3(aq) + 3 H2(g)
BaCl2 + F2 = BaF2 + Cl2 =>
BaCl2 + F2 = BaF2 + Cl2
K2S + HCl = KCl + H2S =>
K2S + 2 HCl = 2 KCl + H2S
C2H0 + O2 = CO2 + H2O =>
4 C2H0 + 9 O2 = 8 CO2 + 2 H2O
K2Cr2O7 + H2SO4 + SnSO4 = Cr2(SO4)3 + H2O + K2SO4 + Sn(SO4)2 =>
K2Cr2O7 + 7 H2SO4 + 3 SnSO4 = Cr2(SO4)3 + 7 H2O + K2SO4 + 3 Sn(SO4)2
P2O5 + CaO = Ca3(PO4)2 =>
P2O5 + 3 CaO = Ca3(PO4)2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Al + CaOH2 = Ca + Al(OH2)3 =>
Al + 3 CaOH2 = 3 Ca + Al(OH2)3
NaClO + NaOH + I2 = NaCl + NaIO3 + H2O =>
5 NaClO + 2 NaOH + I2 = 5 NaCl + 2 NaIO3 + H2O
K2O + H2SO4 = K2SO4 + H2O =>
K2O + H2SO4 = K2SO4 + H2O
Li2SO4 + Ca(NO3)2 = LiNO3 + CaSO4 =>
Li2SO4 + Ca(NO3)2 = 2 LiNO3 + CaSO4
O2 + Be = BeO =>
O2 + 2 Be = 2 BeO