| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu(ii) + AgNO3 = Ag + Cu(NO3)
H + Cr + CrO4 = Cr(OH)3 =>
12 H + Cr + 3 CrO4 = 4 Cr(OH)3
Bi2S3 + HNO2 = Bi(NO3)3 + S + NO + H2O =>
Bi2S3 + 24 HNO2 = 2 Bi(NO3)3 + 3 S + 18 NO + 12 H2O
Cl2 + MgI = MgCl2 + I =>
Cl2 + MgI = MgCl2 + I
Al + C = Al4C3 =>
4 Al + 3 C = Al4C3
K2MnO4 + H2SO4 = SO2 + KMnO4 + K2SO4 + H2O =>
2 K2MnO4 + 2 H2SO4 = SO2 + 2 KMnO4 + K2SO4 + 2 H2O
Sn3N4 + Cl2 = Sn4Cl2 + N2 =>
4 Sn3N4 + 3 Cl2 = 3 Sn4Cl2 + 8 N2
Mn{+2} + OH{-} + NO3{-} = MnO4{-2} + NO2{-} + H2O =>
Mn{+2} + 4 OH{-} + 2 NO3{-} = MnO4{-2} + 2 NO2{-} + 2 H2O
Yb20O30 + Si10O20 + Mg10O10 = Yb18Mg2Si20O68 + O20 =>
18 Yb20O30 + 40 Si10O20 + 4 Mg10O10 = 20 Yb18Mg2Si20O68 + O20
ZnS + BaCl2 = BaS + ZnCl2 =>
ZnS + BaCl2 = BaS + ZnCl2
Fe(NO3)3 + KI = Fe(NO3)2 + I2 + KNO3 =>
2 Fe(NO3)3 + 2 KI = 2 Fe(NO3)2 + I2 + 2 KNO3
SnO + B2O3 = Sn(BO2)2 =>
SnO + B2O3 = Sn(BO2)2
Cu(AlO2)2 + HCl = AlCl3 + CuCl2 + H2O =>
Cu(AlO2)2 + 8 HCl = 2 AlCl3 + CuCl2 + 4 H2O
KMnO4 + NaOH = NaKMnO4 + H2O + O2 =>
4 KMnO4 + 4 NaOH = 4 NaKMnO4 + 2 H2O + O2
CuCl2*2H2O + NaOH = NaCl + Cu(OH)2 + H2O =>
CuCl2*2H2O + 2 NaOH = 2 NaCl + Cu(OH)2 + 2 H2O
CdS + HNO3 = Cd(NO3)2 + H2SO4 + NO + H2O =>
3 CdS + 14 HNO3 = 3 Cd(NO3)2 + 3 H2SO4 + 8 NO + 4 H2O
NaNO3 + Cu + H2SO4 = Cu(SO4) + Na2SO4 + NO2 + H2O =>
2 NaNO3 + Cu + 2 H2SO4 = Cu(SO4) + Na2SO4 + 2 NO2 + 2 H2O
K2O + H2O + CO2 = KHCO3 =>
K2O + H2O + 2 CO2 = 2 KHCO3
Ca(NO3)2(aq) + Fe2(SO4)3(aq) = Ca(SO4)3(s) + Fe2(NO3)2(aq) =>
Ca(NO3)2(aq) + Fe2(SO4)3(aq) = Ca(SO4)3(s) + Fe2(NO3)2(aq)
MgBr2(aq) + KOH(aq) = KBr(aq) + Mg(OH)2(slaw) =>
MgBr2(aq) + 2 KOH(aq) = 2 KBr(aq) + Mg(OH)2(slaw)
CsReO4 + LiI = ReI2 + I2 + Li2O + CsI =>
2 CsReO4 + 16 LiI = 2 ReI2 + 5 I2 + 8 Li2O + 2 CsI
NO + NH = N + H2O =>
NO + 2 NH = 3 N + H2O
C12H12O11 + KClO3 = CO2 + H2O + KCl =>
3 C12H12O11 + 19 KClO3 = 36 CO2 + 18 H2O + 19 KCl
C4H10O(l) + O2(g) = CO2 + H2O =>
C4H10O(l) + 6 O2(g) = 4 CO2 + 5 H2O
C20H42 = C2H4 + H2 =>
C20H42 = 10 C2H4 + H2
Cu2(OH)2CO3 + AsH3 = Cu3As + As + CO2 + H2O =>
3 Cu2(OH)2CO3 + 4 AsH3 = 2 Cu3As + 2 As + 3 CO2 + 9 H2O
BaCrO4 + CH3COONa = BaCr2O7 + Ba(COO) + CH3NaO =>
2 BaCrO4 + CH3COONa = BaCr2O7 + Ba(COO) + CH3NaO
(C6H6)(l) + O2(g) = CO2(g) + H2O(l) =>
2(C6H6)(l) + 15 O2(g) = 12 CO2(g) + 6 H2O(l)
KL + Br2 = KLBr2 =>
KL + Br2 = KLBr2
Zn + Fe3O2 = ZnO2 + Fe =>
Zn + Fe3O2 = ZnO2 + 3 Fe
CH3CH2CH2OH + NaH = CH3CH2CH3 + NaOH =>
CH3CH2CH2OH + NaH = CH3CH2CH3 + NaOH
Li2SO4(aq) + BaCl2(aq) = Ba2(SO4)2(aq) + LiCl(aq) =>
2 Li2SO4(aq) + 2 BaCl2(aq) = Ba2(SO4)2(aq) + 4 LiCl(aq)
MnO + PbO2 + HNO3 = HHMnO4 + Pb(NO3)2 + H2O =>
MnO + 2 PbO2 + 4 HNO3 = HHMnO4 + 2 Pb(NO3)2 + H2O
C2H5OH + I2 + NaOH = CH3I + H2O + HCOONa =>
5 C2H5OH + 4 I2 + 2 NaOH = 8 CH3I + 3 H2O + 2 HCOONa
PhZn + PhHCl = PhZnPhCl2 + PhH2 =>
PhZn + 2 PhHCl = PhZnPhCl2 + PhH2
HCl + Ni(NO3)2 + NaOH = NaNO3 + NiCl2 + H2O =>
2 HCl + Ni(NO3)2 + 2 NaOH = 2 NaNO3 + NiCl2 + 2 H2O
CuSO4 + NH3 + H2O = Cu2(OH)2 + (NH4) + SO4 =>
2 CuSO4 + 2 NH3 + 2 H2O = Cu2(OH)2 + 2(NH4) + 2 SO4
HCl + K2SO3 = K2S + HClO3 =>
HCl + K2SO3 = K2S + HClO3
MX + Z = MZ + X =>
MX + Z = MZ + X
MnCO3 + KClO3 = MnO7 + KCl + CO2 =>
MnCO3 + 2 KClO3 = MnO7 + 2 KCl + CO2
K2Cr2O7 + C4H6O2 + H2SO4 = CO2 + H2O + K2SO4 + CrSO4 =>
9 K2Cr2O7 + 4 C4H6O2 + 27 H2SO4 = 16 CO2 + 39 H2O + 9 K2SO4 + 18 CrSO4
Ca(SO4)2 + BaCl2 = CaCl2 + Ba(SO4)2 =>
Ca(SO4)2 + BaCl2 = CaCl2 + Ba(SO4)2
KBr + K2Cr2O7 + H2SO4 = K2SO4 + CrSO4 + Br2 + H2O =>
8 KBr + K2Cr2O7 + 7 H2SO4 = 5 K2SO4 + 2 CrSO4 + 4 Br2 + 7 H2O
(CuOH)2SO4 + (NH4)2SO4 + NH4OH = (Cu(NH3)4)SO4 + H2O =>
(CuOH)2SO4 + (NH4)2SO4 + 6 NH4OH = 2(Cu(NH3)4)SO4 + 8 H2O
Ag3PO4 + KBr = K3PO4 + AgBr =>
Ag3PO4 + 3 KBr = K3PO4 + 3 AgBr
Na2SiO3 + H2SO3 = Na2SO3 + H2SiO3 =>
Na2SiO3 + H2SO3 = Na2SO3 + H2SiO3
Al2(SO4)3 + CaO + H2O = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 CaO + 3 H2O = 2 Al(OH)3 + 3 CaSO4
K2S + Cu(NO3)2 = CuS + KNO3 =>
K2S + Cu(NO3)2 = CuS + 2 KNO3
C9H10O2 + HCl = C6H5COOH + C3H7Cl =>
3 C9H10O2 + 2 HCl = 3 C6H5COOH + 2 C3H7Cl
HOOC(CH2)3COOH + CH3CH2OH = CH3CH2OOC(CH2)3COOCH2CH3 + H2O =>
HOOC(CH2)3COOH + 2 CH3CH2OH = CH3CH2OOC(CH2)3COOCH2CH3 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/24/25
Équations équilibrées sur02/23/24
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