| Équations équilibrées la veille | Équations équilibrées le lendemain |
AgNO3(aq) + NaCl(aq) = AgCl(s) + NaNO3(aq)
CuO + NH4Cl = Cu + CuCl2 + N2 + H2O =>
4 CuO + 2 NH4Cl = 3 Cu + CuCl2 + N2 + 4 H2O
(CH3)3NHNO3 = (CH3)3NH + NO3 =>
(CH3)3NHNO3 = (CH3)3NH + NO3
K2Cr2O7 + CrCl2 + H2SO4 = Cr2(SO4)3 + K2SO4 + Cl2 + H2O =>
K2Cr2O7 + 2 CrCl2 + 7 H2SO4 = 2 Cr2(SO4)3 + K2SO4 + 2 Cl2 + 7 H2O
Zn + C = Zn2C =>
2 Zn + C = Zn2C
Rb + S = Rb2S =>
2 Rb + S = Rb2S
C9H20O4S2 + O2 = CO2 + H2O + S =>
C9H20O4S2 + 12 O2 = 9 CO2 + 10 H2O + 2 S
C2 + H2 + O2 = CH2O =>
C2 + 2 H2 + O2 = 2 CH2O
As2S3 + NO3 + H2O = H2AsO4 + SO4 + NO =>
As2S3 + 9 NO3 + 2 H2O = 2 H2AsO4 + 3 SO4 + 9 NO
Mg(NO3)2 + H2O = MgO + HNO3 =>
Mg(NO3)2 + H2O = MgO + 2 HNO3
CH2O2 + CH3OH = C3H6O2 + H2O =>
CH2O2 + 2 CH3OH = C3H6O2 + 2 H2O
Cu = Cu{2+} + {-} =>
Cu = Cu{2+} + 2e
Cu(NO3)2 + Na2S = Cu2 + S + NaNO3 =>
2 Cu(NO3)2 + 2 Na2S = Cu2 + 2 S + 4 NaNO3
Zn(s) + Mg(NO3)2(aq) = Zn(NO3)(aq) + Mg(s) =>
2 Zn(s) + Mg(NO3)2(aq) = 2 Zn(NO3)(aq) + Mg(s)
FeCl2(aq) + KOH(aq) = Fe(OH)2 + KCl(aq) =>
FeCl2(aq) + 2 KOH(aq) = Fe(OH)2 + 2 KCl(aq)
NaHCO3 + Ba(OH)2 = Ba(HCO3)2 + NaOH =>
2 NaHCO3 + Ba(OH)2 = Ba(HCO3)2 + 2 NaOH
Ba(ClO3)2 + K3PO4 = KClO3 + Ba3(PO4)2 =>
3 Ba(ClO3)2 + 2 K3PO4 = 6 KClO3 + Ba3(PO4)2
K2Cr2O7 + HClO4 + HI = Cr(ClO4)3 + KClO4 + I3 + H2O =>
K2Cr2O7 + 8 HClO4 + 6 HI = 2 Cr(ClO4)3 + 2 KClO4 + 2 I3 + 7 H2O
(NH4)2NO3 + MgS2 = (NH4)2S + Mg(NO3)2 =>
2(NH4)2NO3 + MgS2 = 2(NH4)2S + Mg(NO3)2
Al + Fe2O4 = Al2O3 + Fe =>
8 Al + 3 Fe2O4 = 4 Al2O3 + 6 Fe
Na2S2O3 + O2 + H2O = Na2SO4 + H2SO4 =>
Na2S2O3 + 2 O2 + H2O = Na2SO4 + H2SO4
Fe(NO2)3 + KSCN = Fe(SCN)3 + KNO2 =>
Fe(NO2)3 + 3 KSCN = Fe(SCN)3 + 3 KNO2
K2 = K3 =>
3 K2 = 2 K3
NH3 + SO3 = N2 + S + H2O =>
2 NH3 + SO3 = N2 + S + 3 H2O
ZnCO3(s) + HBr(aq) = H2O + CO2 + ZnBr2 =>
ZnCO3(s) + 2 HBr(aq) = H2O + CO2 + ZnBr2
HI + CaS = HS + CaI =>
HI + CaS = HS + CaI
C2H5OH + K2Cr2O7 + HCl = CO2 + CrCl3KCl + H2O =>
C2H5OH + 2 K2Cr2O7 + 16 HCl = 2 CO2 + 4 CrCl3KCl + 11 H2O
Be + S8 = Be8S =>
64 Be + S8 = 8 Be8S
K2Cr2O7 + H2SO4 + H2S = KHSO4 + Cr2(SO4)3 + H2O =>
4 K2Cr2O7 + 17 H2SO4 + 3 H2S = 8 KHSO4 + 4 Cr2(SO4)3 + 16 H2O
Cu(IO3)2 = Cu + IO3 =>
Cu(IO3)2 = Cu + 2 IO3
Na2HPO4 + Ba(OH)2 = BaHPO4 + NaOH =>
Na2HPO4 + Ba(OH)2 = BaHPO4 + 2 NaOH
CaO + Mg(OH)2 = Ca(OH)2 + MgO =>
CaO + Mg(OH)2 = Ca(OH)2 + MgO
CuSO4 + Na2SO3 + H2O = CuSO3*Cu2SO3*2H2O + Na2SO4 + H2SO4 =>
3 CuSO4 + 3 Na2SO3 + 3 H2O = CuSO3*Cu2SO3*2H2O + 3 Na2SO4 + H2SO4
CoCl2 + K2CrO4 = CoCrO4 + KCl =>
CoCl2 + K2CrO4 = CoCrO4 + 2 KCl
Br + LiI = LiBr + I2 =>
2 Br + 2 LiI = 2 LiBr + I2
C2H2 + O2 = CO2 + HOH =>
2 C2H2 + 5 O2 = 4 CO2 + 2 HOH
Zn(OH)2 + NH4OH = Zn(NH3)4{2+} + OH{-} + H2O =>
Zn(OH)2 + 4 NH4OH = Zn(NH3)4{2+} + 2 OH{-} + 4 H2O
BiCl3 + P = BiP3 + Cl2 =>
2 BiCl3 + 6 P = 2 BiP3 + 3 Cl2
S(s) + O2(g) + H20(l) = H2SO4(aq) =>
10 S(s) + 20 O2(g) + H20(l) = 10 H2SO4(aq)
C3H6O(l) + O2 = CO2(s) + H2O(l) =>
C3H6O(l) + 4 O2 = 3 CO2(s) + 3 H2O(l)
Cs + H2S = CsSH + H2 =>
2 Cs + 2 H2S = 2 CsSH + H2
C7H8 + O2 = CO + H2O =>
2 C7H8 + 11 O2 = 14 CO + 8 H2O
FeCl3(aq) + H2(g) = FeCl2(aq) + HCl(aq) =>
2 FeCl3(aq) + H2(g) = 2 FeCl2(aq) + 2 HCl(aq)
Pb2(CO3)2 + HCl = PbCl2 + H2CO3 =>
Pb2(CO3)2 + 4 HCl = 2 PbCl2 + 2 H2CO3
Co + HNO3 = Co(NO3)2 + NO2 + H2O =>
Co + 4 HNO3 = Co(NO3)2 + 2 NO2 + 2 H2O
CaCO3 + (NaOH) = Ca(OH)2 + Na2CO3 =>
CaCO3 + 2(NaOH) = Ca(OH)2 + Na2CO3
H2SO4 + NH3 = SN2 + H2O =>
H2SO4 + 2 NH3 = SN2 + 4 H2O
Fe{3+} + Fe(CN)6{4-} = Fe4[Fe(CN)6]3 =>
4 Fe{3+} + 3 Fe(CN)6{4-} = Fe4[Fe(CN)6]3
A + B = AB =>
A + B = AB
H{2+}S + CS{2+} + Cu = CuS + CH{4+} =>
H{2+}S + CS{2+} + Cu = CuS + CH{4+}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/13/24
Équations équilibrées sur08/12/23
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