Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Fe + 6 HBr = 2 FeBr3 + 3 H2
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
CuFeS2 + SiO2 + O2 = Cu2S + FeSiO3 + SO2 =>
2 CuFeS2 + 2 SiO2 + 4 O2 = Cu2S + 2 FeSiO3 + 3 SO2
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
Cu(NO3)2 + NaOH = CuO + NaNO3 + H2O =>
Cu(NO3)2 + 2 NaOH = CuO + 2 NaNO3 + H2O
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Cu(NO3)2 + NaOH = CuO + NaNO3 + H2O =>
Cu(NO3)2 + 2 NaOH = CuO + 2 NaNO3 + H2O
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
FeCl2 + K3PO4 = Fe3(PO4)2 + KCl =>
3 FeCl2 + 2 K3PO4 = Fe3(PO4)2 + 6 KCl
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
HC2H3O2 + NaHCO3 = CO2 + NaC2H3O2 + H2O =>
HC2H3O2 + NaHCO3 = CO2 + NaC2H3O2 + H2O
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
FeCl2 + NaOH = Fe(OH)2 + NaCl =>
FeCl2 + 2 NaOH = Fe(OH)2 + 2 NaCl
P4 + Cl2 = PCl5 =>
P4 + 10 Cl2 = 4 PCl5
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
AlCl3 + K2CO3 = Al2(CO3)3 + KCl =>
2 AlCl3 + 3 K2CO3 = Al2(CO3)3 + 6 KCl
Ni(NO3)2 + NaOH = Ni(OH)2 + NaNO3 =>
Ni(NO3)2 + 2 NaOH = Ni(OH)2 + 2 NaNO3
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
P4 + O2 = P4O10 =>
P4 + 5 O2 = P4O10
HC9H7O4 + NaOH = NaC9H7O4 + H2O =>
HC9H7O4 + NaOH = NaC9H7O4 + H2O
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
C7H14 + O2 = CO2 + H2O =>
2 C7H14 + 21 O2 = 14 CO2 + 14 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Pb(NO3)2 + Na2SO4 = PbSO4 + NaNO3 =>
Pb(NO3)2 + Na2SO4 = PbSO4 + 2 NaNO3
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
Ca3(PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4
H + O = H2O =>
2 H + O = H2O
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
CO + Fe2O3 = Fe + CO2 =>
3 CO + Fe2O3 = 2 Fe + 3 CO2
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Si + Cr2O3 = SiO2 + Cr =>
3 Si + 2 Cr2O3 = 3 SiO2 + 4 Cr
H + O = H2O =>
2 H + O = H2O
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
Fe + Ag{+} = Ag + Fe3{+} =>
3 Fe + Ag{+} = Ag + Fe3{+}
P4 + Cl2 = PCl5 =>
P4 + 10 Cl2 = 4 PCl5
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
H + O = H2O =>
2 H + O = H2O
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
C2H4 + Cl2 = C2H4Cl2 =>
C2H4 + Cl2 = C2H4Cl2
PH3(g) + O2(g) = P4O10(s) + H2O(g) =>
4 PH3(g) + 8 O2(g) = P4O10(s) + 6 H2O(g)
CuSO4*5H2O + NaOH = CuO + Na2SO4 + H2O =>
CuSO4*5H2O + 2 NaOH = CuO + Na2SO4 + 6 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Cu + AlCl3 = CuCl2 + Al =>
3 Cu + 2 AlCl3 = 3 CuCl2 + 2 Al
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Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/09/21
Équations équilibrées sur11/08/20
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