| Équations équilibrées la veille |
2 NF3 + 2 Fe = 2 FeF3 + N2
NaOAc(aq) + AgNO3(aq) = NaNO3(aq) + AgOAc(s) =>
NaOAc(aq) + AgNO3(aq) = NaNO3(aq) + AgOAc(s)
H2SO4(aq) + NaOH(aq) = Na + SO4(aq) + H2O(l) =>
H2SO4(aq) + 2 NaOH(aq) = 2 Na + SO4(aq) + 2 H2O(l)
NH4(aq) + NaOH(aq) = NOH + H4Na =>
NH4(aq) + NaOH(aq) = NOH + H4Na
Al + Si4 = Al4Si3 =>
16 Al + 3 Si4 = 4 Al4Si3
H2SO4 + NaCI = Na2 + SO4 + HCI =>
H2SO4 + 2 NaCI = Na2 + SO4 + 2 HCI
Na + NO3H = NO3Na + NO + H2O =>
3 Na + 4 NO3H = 3 NO3Na + NO + 2 H2O
C6H5CH3 + HBr = C6H2Br3 + H2 =>
12 C6H5CH3 + 42 HBr = 14 C6H2Br3 + 55 H2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
HF + Fe(OH)3 = FeF3 + HOH =>
3 HF + Fe(OH)3 = FeF3 + 3 HOH
S + NaOH = Na2S + Na2SO3 + H2O =>
3 S + 6 NaOH = 2 Na2S + Na2SO3 + 3 H2O
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
Pb3O4 + HCl = PbCl2 + O2 + H2O =>
2 Pb3O4 + 12 HCl = 6 PbCl2 + O2 + 6 H2O
Na{+} + Cl{-} + AgNO3 = NaNO3 + AgCl =>
Na{+} + Cl{-} + AgNO3 = NaNO3 + AgCl
FeSO4(aq) + KMnO4(aq) + H2SO4(aq) = Fe2(SO4)3(aq) + H2O(aq) + MnSO4 + KHSO4(aq) =>
10 FeSO4(aq) + 2 KMnO4(aq) + 9 H2SO4(aq) = 5 Fe2(SO4)3(aq) + 8 H2O(aq) + 2 MnSO4 + 2 KHSO4(aq)
MnO4{-} + S2O5{2-} + OH{-} = MnO4{2-} + SO4{2-} + H2O =>
4 MnO4{-} + S2O5{2-} + 6 OH{-} = 4 MnO4{2-} + 2 SO4{2-} + 3 H2O
HCl(aq) + Ni = Cl(aq) + HNi(aq) =>
HCl(aq) + Ni = Cl(aq) + HNi(aq)
Ga2(SO4)3 + BaCl2 = GaCl3 + BaSO4 =>
Ga2(SO4)3 + 3 BaCl2 = 2 GaCl3 + 3 BaSO4
Mg(NO3)2 + NaC2HO2 = MgHO2 + NaC2(NO3)2 =>
Mg(NO3)2 + NaC2HO2 = MgHO2 + NaC2(NO3)2
C3H9Al + O2 = CO2 + H2O + Al =>
4 C3H9Al + 21 O2 = 12 CO2 + 18 H2O + 4 Al
NH4Cl + KMnO4 + H2SO4 = MnSO4 + K2SO4 + (NH4)2SO4 + Cl2 + H2O =>
10 NH4Cl + 2 KMnO4 + 8 H2SO4 = 2 MnSO4 + K2SO4 + 5(NH4)2SO4 + 5 Cl2 + 8 H2O
C2H5OH + K2CrO4 + H2SO4 = CH3COOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H5OH + 4 K2CrO4 + 10 H2SO4 = 3 CH3COOH + 2 Cr2(SO4)3 + 4 K2SO4 + 13 H2O
C + H2 + N2 + O2 = C3H5N3O9 =>
6 C + 5 H2 + 3 N2 + 9 O2 = 2 C3H5N3O9
Na3PO4 + CoCl3 = NaCl + Co3(PO4)3 =>
3 Na3PO4 + 3 CoCl3 = 9 NaCl + Co3(PO4)3
(NH4)2[PbCl6] + H2O = NH4OH + H2[PbCl6] =>
(NH4)2[PbCl6] + 2 H2O = 2 NH4OH + H2[PbCl6]
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
ClO3{-} + C2O4{-2} + H{+} = CO2 + ClO2 + H2O =>
2 ClO3{-} + C2O4{-2} + 4 H{+} = 2 CO2 + 2 ClO2 + 2 H2O
Ba(OH)2 + H3PO4 = H2O(i) + Ba + PO4 =>
3 Ba(OH)2 + 2 H3PO4 = 6 H2O(i) + 3 Ba + 2 PO4
SO2 + NO2 = SO3 + NO =>
SO2 + NO2 = SO3 + NO
KSCN + HgCl2 = K2Hg(SCN)4 + KCl =>
4 KSCN + HgCl2 = K2Hg(SCN)4 + 2 KCl
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
FeCl3 + NH4SCN = NH4Cl + Fe(SCN)2{+} + Cl{-} =>
FeCl3 + 2 NH4SCN = 2 NH4Cl + Fe(SCN)2{+} + Cl{-}
HI + HNO2 = NO + I + H2O =>
HI + HNO2 = NO + I + H2O
H2S(aq) + NiSO4(aq) = HSO4(g) + Ni2S(g) =>
H2S(aq) + 2 NiSO4(aq) = 2 HSO4(g) + Ni2S(g)
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Mg(OH)2 + C2H4O2 = Mg(C2H3O2)2 + H2O =>
Mg(OH)2 + 2 C2H4O2 = Mg(C2H3O2)2 + 2 H2O
H{3+}PO{4+} + Ca(OH) = Ca{3+}(PO{4+}) + H2O =>
H{3+}PO{4+} + Ca(OH) = Ca{3+}(PO{4+}) + H2O
KMnO4 + H2C2O4*2H2O = MnO2 + K2CO4 + CO2 + H2O =>
2 KMnO4 + 2 H2C2O4*2H2O = 2 MnO2 + K2CO4 + 3 CO2 + 6 H2O
Ag2O + Hg = HgO + Ag =>
Ag2O + Hg = HgO + 2 Ag
Cl2 + H + KMnO4 = KCl2 + Mn + H2O =>
Cl2 + 8 H + KMnO4 = KCl2 + Mn + 4 H2O
FeSO4 + CuO = FeO + CuSO4 =>
FeSO4 + CuO = FeO + CuSO4
Zn + HCl(aq) = ZnCl2(aq) + H2(s) =>
Zn + 2 HCl(aq) = ZnCl2(aq) + H2(s)
HClO4 + Cu(OH)2 = Cu(ClO4)2 + H2O1 =>
2 HClO4 + Cu(OH)2 = Cu(ClO4)2 + 2 H2O1
NaO + Cl = ClNa + O =>
NaO + Cl = ClNa + O
Ta + H2O = H2 + Ta(OH)3 =>
2 Ta + 6 H2O = 3 H2 + 2 Ta(OH)3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
F2 + NH4 = N2F5 + H2F2 =>
13 F2 + 4 NH4 = 2 N2F5 + 8 H2F2
FeCl2 + (NH4)3PO4 = (NH4)Cl + Fe3(PO4)2 =>
3 FeCl2 + 2(NH4)3PO4 = 6(NH4)Cl + Fe3(PO4)2
Pb(NO3)2Na2CO3 = PbCO3 + NaNO3 =>
Pb(NO3)2Na2CO3 = PbCO3 + 2 NaNO3
BiF3 + Zn3(PO4)2 = ZnF2 + BiPO4 =>
2 BiF3 + Zn3(PO4)2 = 3 ZnF2 + 2 BiPO4
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Équations équilibrées sur01/27/25
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