| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Se2O3 + 4 H2O = 4 SeH2 + 5 O2
Pb + O = Pb2O =>
2 Pb + O = Pb2O
HMnO4 + HY = Y + MnY2 + H2O =>
HMnO4 + 7 HY = 5 Y + MnY2 + 4 H2O
HC4 + H2O = CO + H2 =>
2 HC4 + 8 H2O = 8 CO + 9 H2
Al(OH)3 + H3O = H3Al + H2O =>
Al(OH)3 + 6 H3O = H3Al + 9 H2O
Li3AsO4 = Li + As + O2 =>
Li3AsO4 = 3 Li + As + 2 O2
Pb + Bi(NO3)3 = Bi3 + Pb(NO3) =>
9 Pb + 3 Bi(NO3)3 = Bi3 + 9 Pb(NO3)
Co(NO3)2(H2O)6 + OP(OC6H5)3 = HCo(P(OC6H5)3)4 + H2O + NO3 + O =>
2 Co(NO3)2(H2O)6 + 8 OP(OC6H5)3 = 2 HCo(P(OC6H5)3)4 + 11 H2O + 4 NO3 + 9 O
Al + CuCO3 = Al2(CO3)3 + Cu =>
2 Al + 3 CuCO3 = Al2(CO3)3 + 3 Cu
Ag4Fe(CN)3 = Ag + Fe(CN)3 =>
Ag4Fe(CN)3 = 4 Ag + Fe(CN)3
Mg + NaOH = MgO + H2 + Na =>
2 Mg + 2 NaOH = 2 MgO + H2 + 2 Na
KCrO2 + HBr = CrBr3 + K2O + H2O =>
2 KCrO2 + 6 HBr = 2 CrBr3 + K2O + 3 H2O
FeO2 + NaCN + H2O = Fe(CN)2 + NaOH + O2 =>
2 FeO2 + 4 NaCN + 2 H2O = 2 Fe(CN)2 + 4 NaOH + O2
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
AgCO3 + H2SO4 = AgSO4 + H2CO3 =>
AgCO3 + H2SO4 = AgSO4 + H2CO3
AgNO3 + NH3 = Ag3N + HNO3 =>
3 AgNO3 + NH3 = Ag3N + 3 HNO3
P2O3 + CO + H2 = P2H5CH + O =>
P2O3 + CO + 3 H2 = P2H5CH + 4 O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Fe(ClO3)3 + Sr = Sr(ClO3)2 + Fe2 =>
2 Fe(ClO3)3 + 3 Sr = 3 Sr(ClO3)2 + Fe2
Zn(HSO4)2 + NaOH = ZnSO4 + Na2SO4 + H2O =>
Zn(HSO4)2 + 2 NaOH = ZnSO4 + Na2SO4 + 2 H2O
H2NO3 + NaHCO3 = H3CO3 + NaNO3 =>
H2NO3 + NaHCO3 = H3CO3 + NaNO3
C5H12 + NaOH = H2O + C5H12O3 + Na =>
C5H12 + 6 NaOH = 3 H2O + C5H12O3 + 6 Na
C10H14O4Cu + H2O + H3PO4 + C5H7NaO2 = Na2Cu2P6O18 + CO2 + H2 =>
2 C10H14O4Cu + 42 H2O + 6 H3PO4 + 2 C5H7NaO2 = Na2Cu2P6O18 + 30 CO2 + 72 H2
Br2 + KCrO2 + KOH = KBr + K2CrO4 + H2O =>
3 Br2 + 2 KCrO2 + 8 KOH = 6 KBr + 2 K2CrO4 + 4 H2O
H2V10O28 + H2O2 = VO3 + H2O =>
H2V10O28 + 3 H2O2 = 10 VO3 + 4 H2O
CuSO4 + NH3*H2O = Cu2(OH)2SO4 + (NH4)2SO4 =>
2 CuSO4 + 2 NH3*H2O = Cu2(OH)2SO4 + (NH4)2SO4
Cr(s) + CdCl2(aq) = CrCl3 + Cd =>
2 Cr(s) + 3 CdCl2(aq) = 2 CrCl3 + 3 Cd
SO3 + H2SO4 = SO3H + HSO4 =>
SO3 + H2SO4 = SO3H + HSO4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Cl2 + Br2 + KOH = KCl + KBrO3 + H2O =>
5 Cl2 + Br2 + 12 KOH = 10 KCl + 2 KBrO3 + 6 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
C12H26 = C3H8 + C3H6 =>
C12H26 = C3H8 + 3 C3H6
NaClO + CH3COCH3 = CHCl3 + CH3COONa + NaOH =>
3 NaClO + CH3COCH3 = CHCl3 + CH3COONa + 2 NaOH
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Cr(OH)3 + KNO3 + NaOH = Na2CrO4 + KNO2 + H2O =>
2 Cr(OH)3 + 3 KNO3 + 4 NaOH = 2 Na2CrO4 + 3 KNO2 + 5 H2O
C5H10O5 + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
C5H10O5 + 4 KMnO4 + 6 H2SO4 = 5 CO2 + 2 K2SO4 + 4 MnSO4 + 11 H2O
Ni(s) + F2 = NiF2 =>
Ni(s) + F2 = NiF2
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
C3H6O + O2 = CO2 + H2O =>
C3H6O + 4 O2 = 3 CO2 + 3 H2O
BCl3(g) + P4(s) + H2(g) = BP(s) + HCl(l) =>
4 BCl3(g) + P4(s) + 6 H2(g) = 4 BP(s) + 12 HCl(l)
K + H2SO = K2SO4 + H2S + H2O =>
2 K + 5 H2SO = K2SO4 + 4 H2S + H2O
AgNO3(aq) + AlI3(aq) = AgI(s) + Al(NO3)3(aq) =>
3 AgNO3(aq) + AlI3(aq) = 3 AgI(s) + Al(NO3)3(aq)
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
Mg + P = Mg2P3 =>
2 Mg + 3 P = Mg2P3
N2O5 + NaOH = NO + NaO + H2O =>
N2O5 + 6 NaOH = 2 NO + 6 NaO + 3 H2O
K2SO4 + NiBr2 = K2Br2 + SO4Ni =>
K2SO4 + NiBr2 = K2Br2 + SO4Ni
Zn2{+} + O2{-} = ZnO =>
Zn2{+} + O2{-} = 2 ZnO
Mg + PbSO4 = Pb + MgSO4 =>
Mg + PbSO4 = Pb + MgSO4
SO{2+} + {+2} = SO{+3} =>
2 SO{2+} + {+2} = 2 SO{+3}
HCOOH + Ba(OH)2 = Ba(COOH)2 + H2O =>
2 HCOOH + Ba(OH)2 = Ba(COOH)2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/13/25
Équations équilibrées sur02/12/24
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