| Équations équilibrées la veille | Équations équilibrées le lendemain |
NaHCO3 + HCl = H2CO3 + NaCl
Fe(OH)3 + KCl + Cl2 = FeCl3 + KClO3 + H2O =>
2 Fe(OH)3 + KCl + 3 Cl2 = 2 FeCl3 + KClO3 + 3 H2O
MnO2 + HCl = MnCl2(aq) + Cl2 + H2O =>
MnO2 + 4 HCl = MnCl2(aq) + Cl2 + 2 H2O
(C2H5OH) + O = CO2 + H2O =>
(C2H5OH) + 6 O = 2 CO2 + 3 H2O
HCl + H2O = HClO4 + H2 =>
HCl + 4 H2O = HClO4 + 4 H2
Zn(s) + H2SO4(l) = Zn2(SO4)3 + H2(g) =>
2 Zn(s) + 3 H2SO4(l) = Zn2(SO4)3 + 3 H2(g)
NaCl(aq) + KNO3(aq) = KCl(aq) + NaNO3(aq) =>
NaCl(aq) + KNO3(aq) = KCl(aq) + NaNO3(aq)
KBr + H2SO4 = Br2 + K2SO4 + SO2 + H2O =>
2 KBr + 2 H2SO4 = Br2 + K2SO4 + SO2 + 2 H2O
CaBr2 + NaPO43{-} = CaPO43{-} + NaBr2 =>
CaBr2 + NaPO43{-} = CaPO43{-} + NaBr2
Zn(s) + CuSO4(aq) = Cu(s) + ZnSO4(aq) =>
Zn(s) + CuSO4(aq) = Cu(s) + ZnSO4(aq)
ZnO + H2SO4 = ZnSO4 + H2O =>
ZnO + H2SO4 = ZnSO4 + H2O
Ni2Cl + O2 = Ni2O2 + Cl2O5 =>
4 Ni2Cl + 9 O2 = 4 Ni2O2 + 2 Cl2O5
Zn + CuCl2 = Cu + ZnCl12 =>
Zn + 6 CuCl2 = 6 Cu + ZnCl12
NiCl2 + HF = NiF2 + HCl =>
NiCl2 + 2 HF = NiF2 + 2 HCl
BrCl2 + KOH = BrOH + KCl2 =>
BrCl2 + KOH = BrOH + KCl2
CrSO4 + CuI = CrI + CuSO4 =>
CrSO4 + CuI = CrI + CuSO4
HgS + Pb = Hg + PbS =>
HgS + Pb = Hg + PbS
P + NaOH + H2O = PH3 + NaH2PO4 =>
8 P + 3 NaOH + 9 H2O = 5 PH3 + 3 NaH2PO4
Fe(NO3)3 + Mg2S2 = Fe2S3 + Mg(NO3)2 =>
4 Fe(NO3)3 + 3 Mg2S2 = 2 Fe2S3 + 6 Mg(NO3)2
CH3CHBrCH2CH3 + NaNO2 = CH3CHNO2CH2CH3 + NaBr =>
CH3CHBrCH2CH3 + NaNO2 = CH3CHNO2CH2CH3 + NaBr
Cr(NaOH)3 + Cd(NaOH) = CrCd + NaOH =>
Cr(NaOH)3 + Cd(NaOH) = CrCd + 4 NaOH
H2SO4 + Na2 = NaHSO4 + H2 =>
2 H2SO4 + Na2 = 2 NaHSO4 + H2
Mg{2+} + H2SO4{-2} = MgSO4 + H2 =>
Mg{2+} + H2SO4{-2} = MgSO4 + H2
Zn(s) + CuSO4(aq) = Cu(s) + ZnSO4(aq) =>
Zn(s) + CuSO4(aq) = Cu(s) + ZnSO4(aq)
Co(H2O)6 + C2H4(NH2)2 + NCS = [Co(C2H4(NH2)2)2(NCS)]NCS + H2O =>
Co(H2O)6 + 2 C2H4(NH2)2 + 2 NCS = [Co(C2H4(NH2)2)2(NCS)]NCS + 6 H2O
FeO + Cu2 = Fe2 + CuO =>
2 FeO + Cu2 = Fe2 + 2 CuO
Na2HPO4 + NaOH = Na3PO4H2O =>
Na2HPO4 + NaOH = Na3PO4H2O
C2H6 + O2 = H2 + CO2 =>
C2H6 + 2 O2 = 3 H2 + 2 CO2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
NaCl(aq) + K2SO4(aq) = KCl + Na2SO4 =>
2 NaCl(aq) + K2SO4(aq) = 2 KCl + Na2SO4
N2O5 + NaOH = NaNO2 + H2O + O2 =>
N2O5 + 2 NaOH = 2 NaNO2 + H2O + O2
Na(C2H3O2) + KCl = NaCl + KC2H3O2 =>
Na(C2H3O2) + KCl = NaCl + KC2H3O2
Mg(s) + FeSO4 = Fe(s) + MgSO4 =>
Mg(s) + FeSO4 = Fe(s) + MgSO4
VO4{3-} + H2O2 = VO2(O2)2{3-} + H2O =>
VO4{3-} + 2 H2O2 = VO2(O2)2{3-} + 2 H2O
MgSO4(aq) + AgClO4(aq) = Mg(ClO4)2(aq) + Ag2SO4(aq) =>
MgSO4(aq) + 2 AgClO4(aq) = Mg(ClO4)2(aq) + Ag2SO4(aq)
H3Po4 + Li = H2 + Li3Po4 =>
2 H3Po4 + 6 Li = 3 H2 + 2 Li3Po4
CuSO4 + NH4OH = Cu(NH3)SO4 + H2O =>
CuSO4 + NH4OH = Cu(NH3)SO4 + H2O
Na + C + O2 = (Na2CO3) =>
4 Na + 2 C + 3 O2 = 2(Na2CO3)
B(OCH3)3(l) + O2(g) = H3BO3 + CO2 + H2O =>
2 B(OCH3)3(l) + 9 O2(g) = 2 H3BO3 + 6 CO2 + 6 H2O
NH4I(aq) + NaOH(aq) = NH3H2O(l) + NaI(aq) =>
NH4I(aq) + NaOH(aq) = NH3H2O(l) + NaI(aq)
Zn + HNO3 = Zn(NO3)2 + NH9NO3 + H2O =>
13 Zn + 30 HNO3 = 13 Zn(NO3)2 + 2 NH9NO3 + 6 H2O
S2 + O4 = S2O4 =>
S2 + O4 = S2O4
KSCN + AgNO3 = KSNO3 + AgCN =>
KSCN + AgNO3 = KSNO3 + AgCN
Cu(NO3)2(aq) + BaS(aq) = Ba(NO3)2(aq) + CuS(s) =>
Cu(NO3)2(aq) + BaS(aq) = Ba(NO3)2(aq) + CuS(s)
C6H12O6 + (Cr2O7){-2} + H{+} = Cr{+} + CO2 + H2O =>
5 C6H12O6 + 12(Cr2O7){-2} + 48 H{+} = 24 Cr{+} + 30 CO2 + 54 H2O
Cu3N + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu3N + 26 HNO3 = 9 Cu(NO3)2 + 11 NO + 13 H2O
IO3{-} + Sn{2-} + H{+} = I{-} + Sn{4+} + H2O =>
IO3{-} + Sn{2-} + 6 H{+} = I{-} + Sn{4+} + 3 H2O
Na2O2 + H2O = Na2OH + O2 =>
4 Na2O2 + 2 H2O = 4 Na2OH + 3 O2
HgO = Hg3 + O =>
3 HgO = Hg3 + 3 O
H{+} + Mg + VO4{3-} = Mg{2+} + V{2+} + H2O =>
16 H{+} + 3 Mg + 2 VO4{3-} = 3 Mg{2+} + 2 V{2+} + 8 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/08/23
Équations équilibrées sur01/07/23
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