| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H2SO4 + C = 2 H2O + 2 SO2 + CO2
VOCl3 + S = VOCl2 + SCl2 =>
2 VOCl3 + S = 2 VOCl2 + SCl2
Ba(HCO3)2 + H2SO4 = BaSO4 + H2O + CO2 =>
Ba(HCO3)2 + H2SO4 = BaSO4 + 2 H2O + 2 CO2
Na2ZnO2 = Na + Zn + O2 =>
Na2ZnO2 = 2 Na + Zn + O2
CaSO3 + Ca(OH)2 = Ca(HSO3)2 + CaO =>
2 CaSO3 + Ca(OH)2 = Ca(HSO3)2 + 2 CaO
NaOH + Cu(No3)2 = NaNo3 + Cu(OH)2 =>
2 NaOH + Cu(No3)2 = 2 NaNo3 + Cu(OH)2
NaCrO2 + PbO2 + NaOH = Na2CrO4 + Na2PbO2 + H2O =>
2 NaCrO2 + 3 PbO2 + 8 NaOH = 2 Na2CrO4 + 3 Na2PbO2 + 4 H2O
Fe + HNO3(conc) = Fe(NO3)2 + NO + H2O =>
3 Fe + 8 HNO3(conc) = 3 Fe(NO3)2 + 2 NO + 4 H2O
Mg + Fe2O3 = Fe2Mg + O3 =>
Mg + Fe2O3 = Fe2Mg + O3
BaO2 + H2O2 = Ba(OH)2 + O2 =>
BaO2 + H2O2 = Ba(OH)2 + O2
Pb(NO3)2 + K3Fe(CN)6 = Pb3Fe(CN)6 + K(NO3)2 =>
3 Pb(NO3)2 + K3Fe(CN)6 = Pb3Fe(CN)6 + 3 K(NO3)2
Zn + HC1 = ZnC12 + H2 =>
Zn + 12 HC1 = ZnC12 + 6 H2
Co(NO3)2(H2O)6 + Ni(NO3)2(H2O)6 + Fe(NO3)3(H2O)9 = Co8Ni2Fe20O40 + O2 + H2O + N2 =>
8 Co(NO3)2(H2O)6 + 2 Ni(NO3)2(H2O)6 + 20 Fe(NO3)3(H2O)9 = Co8Ni2Fe20O40 + 100 O2 + 240 H2O + 40 N2
HNO + NaOH = NaNO + H2O =>
HNO + NaOH = NaNO + H2O
P2O3 + KMnO4 + H2SO4 + H2O = H3PO4 + MnSO4 + K2SO4 =>
5 P2O3 + 4 KMnO4 + 6 H2SO4 + 9 H2O = 10 H3PO4 + 4 MnSO4 + 2 K2SO4
Na2S2O3 + HCl = NaCl + SO2 + S + H2O =>
Na2S2O3 + 2 HCl = 2 NaCl + SO2 + S + H2O
Te22{-} + H{+} + O2 = Te2 + H2O =>
4 Te22{-} + 4 H{+} + O2 = 44 Te2 + 2 H2O
Ag(NH3)2Cl + HNO3 = AgCl + NH4NO3 =>
Ag(NH3)2Cl + 2 HNO3 = AgCl + 2 NH4NO3
Ni + H2O = Ni(OH) + H2 =>
2 Ni + 2 H2O = 2 Ni(OH) + H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Co(NO3)2 + S(NH3)2 = CoS + NH3NO3 =>
Co(NO3)2 + S(NH3)2 = CoS + 2 NH3NO3
P + HClO3 + H2O = HCl + H2PO4 =>
P + HClO3 + H2O = HCl + H2PO4
V2O5 + Al = V2O3 + Al2O3 =>
3 V2O5 + 4 Al = 3 V2O3 + 2 Al2O3
CoCl2 + KNO2 = CoNO2 + KCl2 =>
CoCl2 + KNO2 = CoNO2 + KCl2
P5 + NaOH = P(NaOH)5 =>
P5 + 25 NaOH = 5 P(NaOH)5
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
ZnO + HCl = ZnCl2 + H2O =>
ZnO + 2 HCl = ZnCl2 + H2O
FeCl2 + K2Cr2O7 + HCl = KCl + FeCl3 + CrCl3 + H2O =>
6 FeCl2 + K2Cr2O7 + 14 HCl = 2 KCl + 6 FeCl3 + 2 CrCl3 + 7 H2O
Na2S + H2SO4 = H2S + Na2SO4 =>
Na2S + H2SO4 = H2S + Na2SO4
AgCI = Ag + CI =>
AgCI = Ag + CI
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
C14H21NO11 + NaOH = NaC14H20NO11 + H2O =>
C14H21NO11 + NaOH = NaC14H20NO11 + H2O
C12H22O11 + NaOH = C12H22O12Na + H2 =>
2 C12H22O11 + 2 NaOH = 2 C12H22O12Na + H2
NaNO3 + H2SO4 + C3H8O3 = C3H5N3O9 + H2O + Na2SO4 =>
6 NaNO3 + 3 H2SO4 + 2 C3H8O3 = 2 C3H5N3O9 + 6 H2O + 3 Na2SO4
()FeBr3 + H2SO4 = ()Fe2(SO4)3 + ()HBr =>
2()FeBr3 + 3 H2SO4 = ()Fe2(SO4)3 + 6()HBr
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
Cl2O3 = Cl2 + O2 =>
2 Cl2O3 = 2 Cl2 + 3 O2
B2H6 + NH3 = B3N3H6 + H2 =>
3 B2H6 + 6 NH3 = 2 B3N3H6 + 12 H2
HCl(Ac) + NaOH(Ac) = ClNa(Ac) + H2O(Ac) =>
HCl(Ac) + NaOH(Ac) = ClNa(Ac) + H2O(Ac)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Co + SnCl4 = CoCl4 + Sn =>
Co + SnCl4 = CoCl4 + Sn
K2CO3 = K2O + CO2 = =>
K2CO3 = K2O + CO2
Mg(SO4) + Na3(PO4) = Mg3(PO4)2 + Na2SO4 =>
3 Mg(SO4) + 2 Na3(PO4) = Mg3(PO4)2 + 3 Na2SO4
Ca(s) + Cl2(g) = CaCl(aq) =>
2 Ca(s) + Cl2(g) = 2 CaCl(aq)
HCH3O2 + Ba(OH)2 = H2O + Ba(C2H3O2)2 =>
4 HCH3O2 + Ba(OH)2 = 6 H2O + Ba(C2H3O2)2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
MgCl2 + NH3 = Mg(NH3)Cl2 =>
MgCl2 + NH3 = Mg(NH3)Cl2
MnO4{-} + H2C2O4 + H{+} = Mn{2+} + CO2 + H2O =>
2 MnO4{-} + 5 H2C2O4 + 6 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
()FeBr3 + H2SO4 = ()Fe2(SO4)3 + ()HBr =>
2()FeBr3 + 3 H2SO4 = ()Fe2(SO4)3 + 6()HBr
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/22/24
Équations équilibrées sur01/21/24
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