| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H2S + 3 O2 = 2 H2O(g) + 2 SO2
AgCl = Ag + Cl2 =>
2 AgCl = 2 Ag + Cl2
NH4Br + HCl = NH4Cl + BrH =>
NH4Br + HCl = NH4Cl + BrH
Cu2S + Cu2O = SO2 + Cu =>
Cu2S + 2 Cu2O = SO2 + 6 Cu
H3Si + N2F4 = SiF4 + H2 + N2 =>
2 H3Si + 2 N2F4 = 2 SiF4 + 3 H2 + 2 N2
ZnBr2 + Mg(No3)2 = Zn(No3)2 + MgBr2 =>
ZnBr2 + Mg(No3)2 = Zn(No3)2 + MgBr2
H2S + NaOH = Na2S + H2O =>
H2S + 2 NaOH = Na2S + 2 H2O
CrO4 + N20 = Cr + NO =>
5 CrO4 + N20 = 5 Cr + 20 NO
NaCl(s) + H2O(l) = NaOH(aq) + HCl(l) =>
NaCl(s) + H2O(l) = NaOH(aq) + HCl(l)
CH3COOH + C5H12O = C7H12O + H2O =>
CH3COOH + C5H12O = C7H12O + 2 H2O
CuCl2 + Al = AlCl3 + Cu =>
3 CuCl2 + 2 Al = 2 AlCl3 + 3 Cu
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C6H5COONa + H2SO4 + C2H6O = C6H5COOCH2CH3 + Na2SO4 + H2O =>
2 C6H5COONa + H2SO4 + 2 C2H6O = 2 C6H5COOCH2CH3 + Na2SO4 + 2 H2O
Ca + Fe = Fe2Ca =>
Ca + 2 Fe = Fe2Ca
Al + C = Al4C3 =>
4 Al + 3 C = Al4C3
Na3PO4 + (NH4)2SO4 = Na3SO4 + (NH4) + PO4 =>
Na3PO4 + (NH4)2SO4 = Na3SO4 + 2(NH4) + PO4
[Cu(NH3)4](NO3)2 + KCN = K2[Cu(CN)4] + NH3 + KNO3 =>
[Cu(NH3)4](NO3)2 + 4 KCN = K2[Cu(CN)4] + 4 NH3 + 2 KNO3
Na2S2O3 + Cl2 + H2O = H2SO4 + NaCl + HCl =>
Na2S2O3 + 4 Cl2 + 5 H2O = 2 H2SO4 + 2 NaCl + 6 HCl
C6H8O7 + NaOH = H2O + CONa =>
C6H8O7 + 6 NaOH = 7 H2O + 6 CONa
Na2S2O8 + CH2O = CO2 + SO2 + OH + Na =>
3 Na2S2O8 + 4 CH2O = 4 CO2 + 6 SO2 + 8 OH + 6 Na
Na2S2O7 + Ag2S = SO2 + Na2SO4 + Ag2SO4 =>
4 Na2S2O7 + Ag2S = 4 SO2 + 4 Na2SO4 + Ag2SO4
Mg(s) + CuCl2(l) = MgCl2(l) + Cu(s) =>
Mg(s) + CuCl2(l) = MgCl2(l) + Cu(s)
NaOH + Li{2+}SO{+4} = Na{2+}SO{4+} + LiOH =>
NaOH + Li{2+}SO{+4} = Na{2+}SO{4+} + LiOH
X + H2Z = H + XZ2 =>
X + 2 H2Z = 4 H + XZ2
Fe(NO3) + NH4Cl = FeCl + NH4(NO3) =>
Fe(NO3) + NH4Cl = FeCl + NH4(NO3)
H2S + NaOH = Na2S + H2O =>
H2S + 2 NaOH = Na2S + 2 H2O
RCHO + OH = RCOO + H2O =>
RCHO + 3 OH = RCOO + 2 H2O
NiOH + NaOH = Ni(OH)2 + Na =>
NiOH + NaOH = Ni(OH)2 + Na
C4H10 + Br = C4H7 + HBr =>
C4H10 + 3 Br = C4H7 + 3 HBr
MoO3 + Zn + H2(SO4) = Mo2O3 + Zn(SO4)H2O =>
2 MoO3 + 3 Zn + 3 H2(SO4) = Mo2O3 + 3 Zn(SO4)H2O
Al(OH)3 + Ag2SO4 = Al2(SO4)3 + AgOH =>
2 Al(OH)3 + 3 Ag2SO4 = Al2(SO4)3 + 6 AgOH
Fe(NO3)3 + Na2S = Fe2S3 + NaNO3 =>
2 Fe(NO3)3 + 3 Na2S = Fe2S3 + 6 NaNO3
Ca + Fe = Fe2Ca =>
Ca + 2 Fe = Fe2Ca
AlCl3 + Br2 = AlBr + Cl =>
2 AlCl3 + Br2 = 2 AlBr + 6 Cl
Cu(OH)2 = Cu(OH) + OH =>
Cu(OH)2 = Cu(OH) + OH
Al3 + C = Al4C3 =>
4 Al3 + 9 C = 3 Al4C3
ZnCO3 + H3C6H5O7 = Zn3(C6H5O7)2 + H2O + CO2 =>
3 ZnCO3 + 2 H3C6H5O7 = Zn3(C6H5O7)2 + 3 H2O + 3 CO2
Ba(OH)3 + H2 + HNO3 = Ba(NO3)2 + H2O =>
2 Ba(OH)3 + H2 + 4 HNO3 = 2 Ba(NO3)2 + 6 H2O
Sn + CH3COOH = Sn(CH3COO)4 + H2 =>
Sn + 4 CH3COOH = Sn(CH3COO)4 + 2 H2
NaMnO4 + H2O = HMnO4 + Na2O =>
2 NaMnO4 + H2O = 2 HMnO4 + Na2O
Fe(NO3)3(aq) + KOH(aq) = FeOH(s) + K(NO3)3(aq) =>
Fe(NO3)3(aq) + KOH(aq) = FeOH(s) + K(NO3)3(aq)
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Pb(C2H3O2)2 + Li2(SO4) = Pb(SO4) + Li(C2H3O2) =>
Pb(C2H3O2)2 + Li2(SO4) = Pb(SO4) + 2 Li(C2H3O2)
K + Cu(NO3) = K(NO3) + Cu =>
K + Cu(NO3) = K(NO3) + Cu
C5H11OH + O2 = CO2 + H2O =>
2 C5H11OH + 15 O2 = 10 CO2 + 12 H2O
S + KOH = K3S + K2SO3 + H2O =>
7 S + 18 KOH = 4 K3S + 3 K2SO3 + 9 H2O
KMnO4 + Zn + H2O = MnO + Zn(OH)2 + KOH =>
2 KMnO4 + 5 Zn + 6 H2O = 2 MnO + 5 Zn(OH)2 + 2 KOH
Fe{+3} + Na2C2O4 = Fe(C2O4)3{+3} + Na2 =>
Fe{+3} + 3 Na2C2O4 = Fe(C2O4)3{+3} + 3 Na2
Fe(NO3)3(aq) + Na2CO3(aq) = FeCO3(s) + Na2(NO3)3(aq) =>
Fe(NO3)3(aq) + Na2CO3(aq) = FeCO3(s) + Na2(NO3)3(aq)
Na(s) + C2H5OH(l) = C2H5ONa(s) + H2(g) =>
2 Na(s) + 2 C2H5OH(l) = 2 C2H5ONa(s) + H2(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/25/24
Équations équilibrées sur03/26/23
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