| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaBr + H2SO5 = Br2 + Na2SO4 + H2O
K2S + HBr = H2S + KBr =>
K2S + 2 HBr = H2S + 2 KBr
Zn + O2 + HCl = ZnCl2 + H2O =>
2 Zn + O2 + 4 HCl = 2 ZnCl2 + 2 H2O
C416O250H1000 + O2 = CO2 + H2O =>
C416O250H1000 + 541 O2 = 416 CO2 + 500 H2O
BaCl2 + H3AsO4 = Ba3(AsO4)2 + HCl =>
3 BaCl2 + 2 H3AsO4 = Ba3(AsO4)2 + 6 HCl
Fe + (NO3) = Fe(NO3)3 =>
Fe + 3(NO3) = Fe(NO3)3
KOH(aq) + H2S(aq) = K2S(aq) + H2O(i) =>
2 KOH(aq) + H2S(aq) = K2S(aq) + 2 H2O(i)
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Ag2S + NO3[{-}] + H[{+}] = S + NO + Ag[{+}] + H2O =>
3 Ag2S + 2 NO3[{-}] + 8 H[{+}] = 3 S + 2 NO + 6 Ag[{+}] + 4 H2O
(HOCH)3CNH2 + HCl = (HOCH2)3CNH3 + Cl =>
(HOCH)3CNH2 + 4 HCl = (HOCH2)3CNH3 + 4 Cl
Al(OH)3 + HCl = Al(Cl)3 + H2O =>
Al(OH)3 + 3 HCl = Al(Cl)3 + 3 H2O
Co + HCI = CoCI + H2 =>
2 Co + 2 HCI = 2 CoCI + H2
CuSO4 = CuSO3 + O =>
CuSO4 = CuSO3 + O
Ti2(SO4) + KMnO4 + H2SO4 = Ti(SO4) + MnSO4 + K2SO4 + H2O =>
5 Ti2(SO4) + 2 KMnO4 + 8 H2SO4 = 10 Ti(SO4) + 2 MnSO4 + K2SO4 + 8 H2O
(a)Pb(NO3)2 = PbO + NO2 + O2 =>
2(a)Pb(NO3)2 = 2 PbO + 4 NO2 + O2
K2MnO4 + HCl = KMnO4 + KCl + MnCl2 + H2O =>
5 K2MnO4 + 8 HCl = 4 KMnO4 + 6 KCl + MnCl2 + 4 H2O
PCl + HNO3 + H2O = NO + HCl + H3PO4 =>
3 PCl + 4 HNO3 + 4 H2O = 4 NO + 3 HCl + 3 H3PO4
NaI(aq) + Hg2(C2H3O2)2(aq) = Na(C2H3O2)2 + Hg2I =>
NaI(aq) + Hg2(C2H3O2)2(aq) = Na(C2H3O2)2 + Hg2I
C8H17OH + Na = C8H17ONa + H2 =>
2 C8H17OH + 2 Na = 2 C8H17ONa + H2
CH3CH2COOH + NH3 = H2O + CH3CH2CONH2 =>
CH3CH2COOH + NH3 = H2O + CH3CH2CONH2
KClO3 + MnO2 = KClMn + O2 =>
2 KClO3 + 2 MnO2 = 2 KClMn + 5 O2
C5H5SNO + O2 = CO2 + H2O + SO2 + N2 =>
4 C5H5SNO + 27 O2 = 20 CO2 + 10 H2O + 4 SO2 + 2 N2
Cu + K2Cr2O7 + H2SO4 = CuSO4 + Cr2(SO4)3 + H2O + K2SO4 =>
3 Cu + K2Cr2O7 + 7 H2SO4 = 3 CuSO4 + Cr2(SO4)3 + 7 H2O + K2SO4
C2H5Cl + CH4 = C3H8 + HCl =>
C2H5Cl + CH4 = C3H8 + HCl
Al(OH)3 + Al(NO3)3 = AlOH(NO3)2 =>
Al(OH)3 + 2 Al(NO3)3 = 3 AlOH(NO3)2
C2H2 + KMnO4 = C2K2O4 + MnO2 + KOH + H2O =>
3 C2H2 + 8 KMnO4 = 3 C2K2O4 + 8 MnO2 + 2 KOH + 2 H2O
Bi(OH)3 + HNO3 + KI = I2 + Bi + H2O + KNO3 =>
2 Bi(OH)3 + 6 HNO3 + 6 KI = 3 I2 + 2 Bi + 6 H2O + 6 KNO3
C2H4O + H2O2 = C2H4O3 + H2O =>
C2H4O + 2 H2O2 = C2H4O3 + 2 H2O
LiOH + H2CrO4 = Li2CrO4 + HOH =>
2 LiOH + H2CrO4 = Li2CrO4 + 2 HOH
H2CrO4 = H2O + Cr2O3 + O2 =>
4 H2CrO4 = 4 H2O + 2 Cr2O3 + 3 O2
Ni3(AsO4)2 = Ni + AsO4 =>
Ni3(AsO4)2 = 3 Ni + 2 AsO4
(NH4)2SO4 + Fe(NO3)3 = Fe2(SO4)3 + NH4NO3 =>
3(NH4)2SO4 + 2 Fe(NO3)3 = Fe2(SO4)3 + 6 NH4NO3
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
FeS + NaCN + H2O + O2 = Na4Fe(CN)6 + NaSCN + NaOH =>
2 FeS + 14 NaCN + 2 H2O + O2 = 2 Na4Fe(CN)6 + 2 NaSCN + 4 NaOH
Cl2(g) + KBr(s) = KCl(s) + Br2(s) =>
Cl2(g) + 2 KBr(s) = 2 KCl(s) + Br2(s)
Na3PO4 + Li2CO3 = Na2CO3 + Li3PO4 =>
2 Na3PO4 + 3 Li2CO3 = 3 Na2CO3 + 2 Li3PO4
Pb(s) + AgNO3(ac) = Pb(NO3)2(ac) + Ag(s) =>
Pb(s) + 2 AgNO3(ac) = Pb(NO3)2(ac) + 2 Ag(s)
Al2O3 + O2 = Al2O5 =>
Al2O3 + O2 = Al2O5
Zn + Au(NO2) = AuZn + NO2 =>
Zn + Au(NO2) = AuZn + NO2
NaCH3COO + H2O = H2CH3COO + NaO =>
NaCH3COO + H2O = H2CH3COO + NaO
KMnO4 + C6H6 + H2SO4 = K2SO4 + MnSO4 + C6H5COOH + H2O =>
6 KMnO4 + 7 C6H6 + 9 H2SO4 = 3 K2SO4 + 6 MnSO4 + 6 C6H5COOH + 12 H2O
FeU2 + U = FeU3 =>
FeU2 + U = FeU3
Mn(NO3)2 + (NH4)2CO3 = Mn(CO3) + NH4NO3 =>
Mn(NO3)2 + (NH4)2CO3 = Mn(CO3) + 2 NH4NO3
CHCH + KMnO4 + KOH = KOOCCOOK + H2O + K2MnO4 =>
CHCH + 8 KMnO4 + 10 KOH = KOOCCOOK + 6 H2O + 8 K2MnO4
K[Al(OH)4] + (H2C2O4)2 = K3[Al(C2O4)3]2H2O + Al + H2O =>
3 K[Al(OH)4] + 3(H2C2O4)2 = K3[Al(C2O4)3]2H2O + Al + 11 H2O
HNO2 + Pb = Pb(NO2)4 + H2 =>
4 HNO2 + Pb = Pb(NO2)4 + 2 H2
B + O2 = B2O3 =>
4 B + 3 O2 = 2 B2O3
Mn(ClO4)2 = MnCl2 + O2 =>
Mn(ClO4)2 = MnCl2 + 4 O2
H3BO3Fe(OH)2 = H3(OH)2FeBO3 =>
H3BO3Fe(OH)2 = H3(OH)2FeBO3
H2S + H2SO4 = SO2H2O =>
H2S + 3 H2SO4 = 4 SO2H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/05/25
Équations équilibrées sur03/07/24
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