| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 HfO2 + 4 NF3 = 3 HfF4 + 2 N2 + 3 O2
Ca(No3)2 + Co2(SO4)3 = CaSO4 + Co(No3)3 =>
3 Ca(No3)2 + Co2(SO4)3 = 3 CaSO4 + 2 Co(No3)3
Ca(OH)2 + Pb(NO3)2 = Ca(NO3)2 + Pb(OH)2 =>
Ca(OH)2 + Pb(NO3)2 = Ca(NO3)2 + Pb(OH)2
Pb(NO3)2 + Na2S = PbS + NaNO3 =>
Pb(NO3)2 + Na2S = PbS + 2 NaNO3
CaCO3 + C = CO + CaO =>
CaCO3 + C = 2 CO + CaO
HF + He + O2 = HOHeF =>
2 HF + 2 He + O2 = 2 HOHeF
H + HCl = H4Cl =>
3 H + HCl = H4Cl
Li2O + HClO4 = LiClO4 + H2O =>
Li2O + 2 HClO4 = 2 LiClO4 + H2O
H2SeO3 + KClO3 = H2SeO4 + KCl =>
3 H2SeO3 + KClO3 = 3 H2SeO4 + KCl
Fe2O3 + P2O5 = FePO4 =>
Fe2O3 + P2O5 = 2 FePO4
Zn2 + AlCl3 = ZnCl2 + Al3 =>
9 Zn2 + 12 AlCl3 = 18 ZnCl2 + 4 Al3
NaNO3 + NH4OH = NH4NO3 + NaOH =>
NaNO3 + NH4OH = NH4NO3 + NaOH
C17H31COOH + O2 = CO2 + H2O =>
C17H31COOH + 25 O2 = 18 CO2 + 16 H2O
H2SeO3 + KClO3 = H2SeO4 + KCl =>
3 H2SeO3 + KClO3 = 3 H2SeO4 + KCl
CO2 + O2 + CU = CUCO3 =>
2 CO2 + O2 + 2 CU = 2 CUCO3
K2Cr2O7 + KI + H2SO4 = Cr2(SO4)2 + KIO3 + K2SO4 + H2O =>
3 K2Cr2O7 + 4 KI + 9 H2SO4 = 3 Cr2(SO4)2 + 4 KIO3 + 3 K2SO4 + 9 H2O
H(NO3) + Al(OH) = H2O + Al(NO3) =>
H(NO3) + Al(OH) = H2O + Al(NO3)
Al2(CO3)3 + NaCl = AlCl3 + Na2CO3 =>
Al2(CO3)3 + 6 NaCl = 2 AlCl3 + 3 Na2CO3
Ag(NO3) + Cr(OH)3 = Cr(NO3) + Ag(OH)3 =>
Ag(NO3) + Cr(OH)3 = Cr(NO3) + Ag(OH)3
Ca + H2 = CaH2 =>
Ca + H2 = CaH2
HNO2 + HI = NO + I2 + H22O =>
2 HNO2 + 42 HI = 2 NO + 21 I2 + 2 H22O
CuCo3 = Co2 + Cu =>
2 CuCo3 = 3 Co2 + 2 Cu
Ni(SO4) + NaOH = Ni(OH)2 + Na2(SO4) =>
Ni(SO4) + 2 NaOH = Ni(OH)2 + Na2(SO4)
Na2SO3 + KMnO4 + H2O = Na2SO4 + MnO2 + KOH =>
3 Na2SO3 + 2 KMnO4 + H2O = 3 Na2SO4 + 2 MnO2 + 2 KOH
Fe(CNS)3 + AgNO3 = AgCNS + Fe(NO3)3 =>
Fe(CNS)3 + 3 AgNO3 = 3 AgCNS + Fe(NO3)3
Ba + (PO4)3 = Ba3(PO4)2 =>
9 Ba + 2(PO4)3 = 3 Ba3(PO4)2
(NH4)2PtCl6 = NH4Cl + Pt + Cl =>
(NH4)2PtCl6 = 2 NH4Cl + Pt + 4 Cl
Fe(OH)2 + NaOH + Cl2 = Na3[Fe(OH)6] + NaCl =>
2 Fe(OH)2 + 8 NaOH + Cl2 = 2 Na3[Fe(OH)6] + 2 NaCl
Na2(SO3) + Cl = NaCl + (SO3) =>
Na2(SO3) + 2 Cl = 2 NaCl + (SO3)
FeSO4 + O2 + H2O = FeOOH + H2SO4 =>
4 FeSO4 + O2 + 6 H2O = 4 FeOOH + 4 H2SO4
Pb + NH3 = [Pb(NH3)6] =>
Pb + 6 NH3 = [Pb(NH3)6]
MnSO4*H2O + NaOCl + NaOH = MnO2 + NaCl + Na2SO4 + H2O =>
MnSO4*H2O + NaOCl + 2 NaOH = MnO2 + NaCl + Na2SO4 + 2 H2O
SO3NH3 + CaCO3 = Ca(SO3NH2)2 + CO2 + H2O =>
2 SO3NH3 + CaCO3 = Ca(SO3NH2)2 + CO2 + H2O
NaCl + PbO2 + H2SO4 = Cl2 + Pb(HSO4)2 + NaHSO4 + H2O =>
2 NaCl + PbO2 + 4 H2SO4 = Cl2 + Pb(HSO4)2 + 2 NaHSO4 + 2 H2O
KIAgNO3 = AgINO3K =>
KIAgNO3 = AgINO3K
HBr(ac) + Ca(OH)2(ac) = H2O(l) + Ca(ac) + Br(ac) =>
2 HBr(ac) + Ca(OH)2(ac) = 2 H2O(l) + Ca(ac) + 2 Br(ac)
HCl + HI + H2O = H3O + ICl =>
HCl + HI + 2 H2O = 2 H3O + ICl
KI + H2O + O3 = KOH + I2 =>
6 KI + 3 H2O + O3 = 6 KOH + 3 I2
BaBr2 + Na2SO4 = BaSO4 + Na + Br =>
BaBr2 + Na2SO4 = BaSO4 + 2 Na + 2 Br
H + Te = H2Te =>
2 H + Te = H2Te
NH3(aq) + Mg(NO3)2(aq) + H2O = Mg + NH4NO3 =>
10 NH3(aq) + 4 Mg(NO3)2(aq) + 3 H2O = 4 Mg + 9 NH4NO3
Na2CO3(aq) + Pb(NO3)2(aq) = PbCO3 + Na2(NO3)2 =>
Na2CO3(aq) + Pb(NO3)2(aq) = PbCO3 + Na2(NO3)2
HCl + Mg(OH)2 = HCl(OH)2 + Mg =>
HCl + Mg(OH)2 = HCl(OH)2 + Mg
KMnO4 + C4H8 + H2O = KOH + MnO2 + C4H8OH =>
KMnO4 + 3 C4H8 + 2 H2O = KOH + MnO2 + 3 C4H8OH
C3H8O2 + HNO3 = C3H6N2O6 + H2O =>
C3H8O2 + 2 HNO3 = C3H6N2O6 + 2 H2O
H2 + I = HI =>
H2 + 2 I = 2 HI
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
CH3CH2OH + O = C2H4O + H2O =>
CH3CH2OH + O = C2H4O + H2O
Mg(NO3)2 + H2O = HNO3 + MgO =>
Mg(NO3)2 + H2O = 2 HNO3 + MgO
NaNO2 + KIO3 + H2SO4 = I2 + NaNO3 + K2SO4 + H2O =>
5 NaNO2 + 2 KIO3 + H2SO4 = I2 + 5 NaNO3 + K2SO4 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/20/24
Équations équilibrées sur01/19/24
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