| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 CO2 + 2 H2O = 2 C2H2 + 5 O2
Si + CaO = Ca + SiO2 =>
Si + 2 CaO = 2 Ca + SiO2
C6H5OH + HNO3 = C6H2(NO2)3 + OH + H2O =>
C6H5OH + 3 HNO3 = C6H2(NO2)3 + OH + 3 H2O
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
P(OC6H5)3 + Ni(NO3)2 + NaBH4 + H2O = Ni(P(OC6H5)3)4 + H2 + NaNO3 + H3BO3 =>
4 P(OC6H5)3 + Ni(NO3)2 + 2 NaBH4 + 6 H2O = Ni(P(OC6H5)3)4 + 7 H2 + 2 NaNO3 + 2 H3BO3
Cu(s) + H2O = Cu(OH)2{-} + H{+} + e =>
Cu(s) + 2 H2O = Cu(OH)2{-} + 2 H{+} + e
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Ag + Cd = AgCd =>
Ag + Cd = AgCd
Na2Se2O4 + CaCl2 = CaSe2O4 + [NaCl]2 =>
Na2Se2O4 + CaCl2 = CaSe2O4 + [NaCl]2
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
HNO2(ag) = NO2 + H2 =>
2 HNO2(ag) = 2 NO2 + H2
NaNO2 + KJ + H2SO4 = J2 + NO + H2O + Na2SO4 + K2SO4 =>
2 NaNO2 + 2 KJ + 2 H2SO4 = J2 + 2 NO + 2 H2O + Na2SO4 + K2SO4
Ba(OH)2 + MgSO4 = BaSO4 + Mg(OH)2 =>
Ba(OH)2 + MgSO4 = BaSO4 + Mg(OH)2
Cd + Pb(NO3)2 = Pb2 + Cd(NO3)2 =>
2 Cd + 2 Pb(NO3)2 = Pb2 + 2 Cd(NO3)2
SN{2+} + Fe{3+} = SN{4+} + Fe{2+} =>
SN{2+} + 2 Fe{3+} = SN{4+} + 2 Fe{2+}
Na2SO4 + BaCl2 = BaSO4 + NaCl =>
Na2SO4 + BaCl2 = BaSO4 + 2 NaCl
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CH3COOK + H2O = CH3COOK*H2O =>
CH3COOK + H2O = CH3COOK*H2O
FeO + K2Cr2O7 + HCl = Fe2O3 + CrCl3 + H2O + KCl =>
6 FeO + K2Cr2O7 + 8 HCl = 3 Fe2O3 + 2 CrCl3 + 4 H2O + 2 KCl
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
CaCl2 + KOH = Ca(OH)2 + KCl =>
CaCl2 + 2 KOH = Ca(OH)2 + 2 KCl
NbO + O2 = Nb2O5 =>
4 NbO + 3 O2 = 2 Nb2O5
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
K2Cr3O10 + NH2OH + KOH = K3[Cr(OH)6] + N2 + H2O =>
2 K2Cr3O10 + 18 NH2OH + 14 KOH = 6 K3[Cr(OH)6] + 9 N2 + 16 H2O
NaAlO2 + H2SO4 = Al2(SO4)3 + NaOH + H2O =>
2 NaAlO2 + 3 H2SO4 = Al2(SO4)3 + 2 NaOH + 2 H2O
C12H5OH + O2 = CO2 + H2O =>
C12H5OH + 13 O2 = 12 CO2 + 3 H2O
CaO(c) + P4O10(c) = Ca3(PO4)2 =>
6 CaO(c) + P4O10(c) = 2 Ca3(PO4)2
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
Al2(SO4)3 + Pb(NO3)2 = Al(NO3)3 + Pb(SO4) =>
Al2(SO4)3 + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb(SO4)
KNO3 + C15H22O11 = CO2 + H2O + K2CO3 + N2 =>
12 KNO3 + C15H22O11 = 9 CO2 + 11 H2O + 6 K2CO3 + 6 N2
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
C3H3Cu + HNO3 = C3H4 + Cu(NO3)2 + NO2 + H2O =>
C3H3Cu + 3 HNO3 = C3H4 + Cu(NO3)2 + NO2 + H2O
HCI + KOH = H2O + KCI =>
HCI + KOH = H2O + KCI
ReO3 + H2O = Re(OH)6 =>
ReO3 + 3 H2O = Re(OH)6
Cr2O7{2-} + H{+} + {-} = Cr{3+} + H2O =>
Cr2O7{2-} + 14 H{+} + 6e = 2 Cr{3+} + 7 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
Br2 + KOH = KBrO3 + KBr + H2O =>
3 Br2 + 6 KOH = KBrO3 + 5 KBr + 3 H2O
NiSO4 + Br2 + NaOH = Ni2O3 + Na2SO4 + NaBr + H2O =>
2 NiSO4 + Br2 + 6 NaOH = Ni2O3 + 2 Na2SO4 + 2 NaBr + 3 H2O
Na3PO4 + CaCO3 = Na2CO3 + Ca3(PO4)2 =>
2 Na3PO4 + 3 CaCO3 = 3 Na2CO3 + Ca3(PO4)2
AlSO4 + BaCl = AlClBaSO4 =>
AlSO4 + BaCl = AlClBaSO4
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
*136NbO + O2 = Nb2O5 =>
*136NbO + 102 O2 = 68 Nb2O5
N2 + H2* = NH3 =>
N2 + 3 H2* = 2 NH3
C5H11NH2 + O2 = CO2 + H2O + NO2 =>
4 C5H11NH2 + 37 O2 = 20 CO2 + 26 H2O + 4 NO2
Pb3O4 + NaOH = Na2PbO2 + Na2PbO4 + H2O =>
2 Pb3O4 + 12 NaOH = 5 Na2PbO2 + Na2PbO4 + 6 H2O
H + MnO4 + Co = Co(OH)2 + MnO2 =>
2 H + MnO4 + Co = Co(OH)2 + MnO2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/03/24
Équations équilibrées sur12/03/23
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