| Équations équilibrées la veille |
2 Ca + O2 = 2 CaO
Zn + Na(OH) = Na2ZnO2 + H2 =>
Zn + 2 Na(OH) = Na2ZnO2 + H2
C4H9OH + NaOH = C4H9ONa + H2O =>
C4H9OH + NaOH = C4H9ONa + H2O
FeCO3(s) + HBr(aq) = FeBr2 + H2O + CO2 =>
FeCO3(s) + 2 HBr(aq) = FeBr2 + H2O + CO2
Li2O + Au = AuO + Li =>
Li2O + Au = AuO + 2 Li
Zn + HCl = H2 + ZnCl2 =>
Zn + 2 HCl = H2 + ZnCl2
FeSO4 + Ba(NO3)2 = FeNO3 + Ba(SO4)2 =>
2 FeSO4 + Ba(NO3)2 = 2 FeNO3 + Ba(SO4)2
PbCl2 + Li(SO4) = Pb(SO4) + LiCl2 =>
PbCl2 + Li(SO4) = Pb(SO4) + LiCl2
Ba(OH)2 + H2S = (BaOH)2S + H2O =>
2 Ba(OH)2 + H2S = (BaOH)2S + 2 H2O
NaAlO2 + HNO3 = Al(NO3)3 + NaOH*H2O =>
NaAlO2 + 3 HNO3 = Al(NO3)3 + NaOH*H2O
NH3 + H2O2 = NH2OH + H2O =>
NH3 + H2O2 = NH2OH + H2O
Na2S + H2S = NaSH =>
Na2S + H2S = 2 NaSH
HgNO3 + Au = AuNO3 + Hg =>
HgNO3 + Au = AuNO3 + Hg
Bi2O3 + Y2O3 = Bi3YO6 =>
3 Bi2O3 + Y2O3 = 2 Bi3YO6
K3SbO3 + K3SbS3 + H2O = Sb2S3 + KOH =>
K3SbO3 + K3SbS3 + 3 H2O = Sb2S3 + 6 KOH
Cl + O2 = Cl2O5 =>
4 Cl + 5 O2 = 2 Cl2O5
MnO2 + O2 = Mn2O7 =>
4 MnO2 + 3 O2 = 2 Mn2O7
PbCl4 + I2 = Cl2 + PbI4 =>
PbCl4 + 2 I2 = 2 Cl2 + PbI4
CuSO4(aq) + KI(s) = CuI(s) + I2(s) + K2SO4(aq) =>
2 CuSO4(aq) + 4 KI(s) = 2 CuI(s) + I2(s) + 2 K2SO4(aq)
Cu(OH)2 + HI = CuOHI + H2O =>
Cu(OH)2 + HI = CuOHI + H2O
PCl3 + ZnF2 = PF3 + ZnCl2 =>
2 PCl3 + 3 ZnF2 = 2 PF3 + 3 ZnCl2
Pb(No3)2 + K2SO4 = KNo3 + PbSO4 =>
Pb(No3)2 + K2SO4 = 2 KNo3 + PbSO4
Cr(s) + Ni{2+}(aq) = Cr{3+}(aq) + Ni(s) =>
2 Cr(s) + 3 Ni{2+}(aq) = 2 Cr{3+}(aq) + 3 Ni(s)
Na2(CO3) + Mg(SO4) = Na2(SO4) + Mg(CO3) =>
Na2(CO3) + Mg(SO4) = Na2(SO4) + Mg(CO3)
KIO3 + Br2 + KOH = KIO4 + KBr + H2O =>
KIO3 + Br2 + 2 KOH = KIO4 + 2 KBr + H2O
Na3N + H2O = NaOH + NH3 =>
Na3N + 3 H2O = 3 NaOH + NH3
Al + CoS = Co + Al2S3 =>
2 Al + 3 CoS = 3 Co + Al2S3
MgOH2 + (NH3)3PO4 = Mg3(PO4)2 + NH3 + H2O =>
3 MgOH2 + 2(NH3)3PO4 = Mg3(PO4)2 + 6 NH3 + 3 H2O
N2 + I = NI =>
N2 + 2 I = 2 NI
S3O6{-2} + Cl2 + OH{-} = SO4{2-} + Cl{-} + H2O =>
S3O6{-2} + 4 Cl2 + 12 OH{-} = 3 SO4{2-} + 8 Cl{-} + 6 H2O
Pb(NO3)2 = Pb(NO2)2 + O2 =>
Pb(NO3)2 = Pb(NO2)2 + O2
H4Si + SiO2 = H2O + Si =>
H4Si + SiO2 = 2 H2O + 2 Si
NO(g) + Br(g) = NOBr(g) =>
NO(g) + Br(g) = NOBr(g)
H2O + CuO + CaCl2 = Ca(OH)2 + CuCl2 =>
H2O + CuO + CaCl2 = Ca(OH)2 + CuCl2
Pb(NO3)2 + K(I) = Pb(I)2 + K(NO3) =>
Pb(NO3)2 + 2 K(I) = Pb(I)2 + 2 K(NO3)
P2O3 + HNO3 = NO2 + HPO3 + H2O =>
P2O3 + 4 HNO3 = 4 NO2 + 2 HPO3 + H2O
K2S + HNO3 = NO + KNO3 + S + H2O =>
3 K2S + 8 HNO3 = 2 NO + 6 KNO3 + 3 S + 4 H2O
ZnSO4 + NH42S = ZnS + NH42SO4 =>
ZnSO4 + NH42S = ZnS + NH42SO4
Ta + I2 = TaI5 =>
2 Ta + 5 I2 = 2 TaI5
ScPO4 + CaCO3 = Sc2(CO3)3 + Ca3(PO4)2 =>
2 ScPO4 + 3 CaCO3 = Sc2(CO3)3 + Ca3(PO4)2
Li2CO3 + Ca(OH)2 = LiOH + CaCO3 =>
Li2CO3 + Ca(OH)2 = 2 LiOH + CaCO3
C15H18N2O6 + HCl + CH3OH = C14H19ClN2O5 + CH3COOH =>
C15H18N2O6 + HCl + CH3OH = C14H19ClN2O5 + CH3COOH
Na2CO3*10H2O + H3PO4 = Na3PO4 + CO2 + H2O =>
3 Na2CO3*10H2O + 2 H3PO4 = 2 Na3PO4 + 3 CO2 + 33 H2O
KMnO4 + Sn(OH)2 + KOH = MnO2 + K2SnO3 + H2O =>
2 KMnO4 + 3 Sn(OH)2 + 4 KOH = 2 MnO2 + 3 K2SnO3 + 5 H2O
FeSO4*7H2O + KOH + KNO3 = Fe3O4 + K2SO4 + NH3 + H2O =>
12 FeSO4*7H2O + 23 KOH + KNO3 = 4 Fe3O4 + 12 K2SO4 + NH3 + 94 H2O
PbCl2 + Li(SO4) = Pb(SO4) + LiCl2 =>
PbCl2 + Li(SO4) = Pb(SO4) + LiCl2
Li2CO3 + Ca(OH)2 = LiOH + CaCO3 =>
Li2CO3 + Ca(OH)2 = 2 LiOH + CaCO3
Na(Cr(OH)4) + NaClO3 + NaOH = NaCl + Na2CrO4 + H2O =>
2 Na(Cr(OH)4) + NaClO3 + 2 NaOH = NaCl + 2 Na2CrO4 + 5 H2O
KBr(ag) + AgNO3(ag) = KNO3(ag) + AgBr(s) =>
KBr(ag) + AgNO3(ag) = KNO3(ag) + AgBr(s)
FeCl3 + NaClO + H2O = HCl + FeCl2 + NaO2 =>
FeCl3 + NaClO + H2O = 2 HCl + FeCl2 + NaO2
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Équations équilibrées sur10/27/24
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