| Équations équilibrées la veille |
2 C2 + 3 D2 = 2 C2D3
(NH2)2CO + H2O = NH3 + CO2 =>
(NH2)2CO + H2O = 2 NH3 + CO2
SnCl2 + NaMnO4 + HCl = NaCl + MnCl2 + SnCl4 + H2O =>
5 SnCl2 + 2 NaMnO4 + 16 HCl = 2 NaCl + 2 MnCl2 + 5 SnCl4 + 8 H2O
Zn + (Pb(NO3)2) = Pb + Zn(NO3)2 =>
Zn + (Pb(NO3)2) = Pb + Zn(NO3)2
Cl2 + CaF2 = ClF5 + Ca =>
Cl2 + 5 CaF2 = 2 ClF5 + 5 Ca
Cu + NaNO3 + H2SO4 = CuSO4 + Na2SO4 + NO + H2O =>
3 Cu + 2 NaNO3 + 4 H2SO4 = 3 CuSO4 + Na2SO4 + 2 NO + 4 H2O
CH3CH2OH + CuO = CH3CH2COH + H2O + Cu =>
3 CH3CH2OH + 2 CuO = 2 CH3CH2COH + 3 H2O + 2 Cu
Zn + CuS = Zn(s)CuS(aq) =>
Zn + CuS = Zn(s)CuS(aq)
Br2 + KCl = KBr + Cl2 =>
Br2 + 2 KCl = 2 KBr + Cl2
MnO4{-} + H{+} + HSO3{-} = Mn2{+} + HSO4{-} + H2O =>
4 MnO4{-} + 6 H{+} + 13 HSO3{-} = 2 Mn2{+} + 13 HSO4{-} + 3 H2O
SrO + SO2 = SrS + O2 =>
2 SrO + 2 SO2 = 2 SrS + 3 O2
KMnO4 + HCl + H2S = KCl + MnCl2 + S8 + H2O =>
16 KMnO4 + 48 HCl + 40 H2S = 16 KCl + 16 MnCl2 + 5 S8 + 64 H2O
CaH2(s) + H2O(g) = H2(g) + Ca(OH)2(aq) =>
CaH2(s) + 2 H2O(g) = 2 H2(g) + Ca(OH)2(aq)
H2SO4(aq) + LiOH(a) = Li2SO4(aq) + H2O(l) =>
H2SO4(aq) + 2 LiOH(a) = Li2SO4(aq) + 2 H2O(l)
KMnO4 + PH3 + H2SO4 = K2SO4 + MnSO4 + H3PO4 + H2O =>
8 KMnO4 + 5 PH3 + 12 H2SO4 = 4 K2SO4 + 8 MnSO4 + 5 H3PO4 + 12 H2O
AsO4 + Fe = Fe3(AsO4)2 =>
2 AsO4 + 3 Fe = Fe3(AsO4)2
H2SO4 + SO3 = H2S2O7 =>
H2SO4 + SO3 = H2S2O7
Bi(OH)3 + HNO3 = Bi + NO3 + H2O =>
Bi(OH)3 + 3 HNO3 = Bi + 3 NO3 + 3 H2O
H{+} + Zn + NO3{-} = Zn{+2} + NH4{+4} + H2O =>
20 H{+} + 5 Zn + 2 NO3{-} = 5 Zn{+2} + 2 NH4{+4} + 6 H2O
Co(NO3)2 + NaClO3 = CoO + NaNO3 + Cl + O2 =>
2 Co(NO3)2 + 4 NaClO3 = 2 CoO + 4 NaNO3 + 4 Cl + 5 O2
C64H28O16 + O2 = CO2 + H2O =>
C64H28O16 + 63 O2 = 64 CO2 + 14 H2O
C5H9OH + LiC4H9 = H3O + LiC + C4H10 =>
3 C5H9OH + 11 LiC4H9 = 3 H3O + 11 LiC + 12 C4H10
HOH + Na = HNa + OH =>
HOH + Na = HNa + OH
C4H8 + KMnO4 + H2SO4 = C2H5COOH + MnSO4 + K2SO4 + H2O =>
15 C4H8 + 16 KMnO4 + 24 H2SO4 = 20 C2H5COOH + 16 MnSO4 + 8 K2SO4 + 24 H2O
Mg + As3 = MgAs =>
3 Mg + As3 = 3 MgAs
HClO3 + H2O = ClO4 + H2 =>
2 HClO3 + 2 H2O = 2 ClO4 + 3 H2
KNO3 = KNO2(s) + O2(g) =>
2 KNO3 = 2 KNO2(s) + O2(g)
CH4CHO + O2 = CH3COOH + H2O =>
4 CH4CHO + 3 O2 = 4 CH3COOH + 2 H2O
(NH4)3(PO4) + Mg(SO4) = Mg3(PO4)2 + (NH4)2(SO4) =>
2(NH4)3(PO4) + 3 Mg(SO4) = Mg3(PO4)2 + 3(NH4)2(SO4)
AlCl3 = Al + Cl2 =>
2 AlCl3 = 2 Al + 3 Cl2
Cr2O3(s) + H2(g) = Cr(s) + H2O(g) =>
Cr2O3(s) + 3 H2(g) = 2 Cr(s) + 3 H2O(g)
Al2(SO4)3 + Na3PO4 = Al2PO4 + Na + (SO4)3 =>
Al2(SO4)3 + Na3PO4 = Al2PO4 + 3 Na + (SO4)3
Al2O3(s) + C(s) = Al(l) + CO2(g) =>
2 Al2O3(s) + 3 C(s) = 4 Al(l) + 3 CO2(g)
K2CO3CH3OH = KHCO3CH3KO =>
K2CO3CH3OH = KHCO3CH3KO
HI + K2CO3 = H2CO3 + KI =>
2 HI + K2CO3 = H2CO3 + 2 KI
CH3NO2 + N2O + OH{-} = CO3{2-} + H2O + N2 =>
2 CH3NO2 + 3 N2O + 4 OH{-} = 2 CO3{2-} + 5 H2O + 4 N2
S + NaOH = NaHSO3 + Na2S + H2O =>
3 S + 5 NaOH = NaHSO3 + 2 Na2S + 2 H2O
Ni(HCO3)2 = Ni(CO3) + H2O + CO2 =>
Ni(HCO3)2 = Ni(CO3) + H2O + CO2
Na3Po4 + Cr(No3)2 = CrPo4 + Na3(No3)2 =>
Na3Po4 + Cr(No3)2 = CrPo4 + Na3(No3)2
C17H36 + CuO = H2O + CO2 + Cu2O =>
C17H36 + 104 CuO = 18 H2O + 17 CO2 + 52 Cu2O
F4S + H2O = H2SO3 + HF =>
F4S + 3 H2O = H2SO3 + 4 HF
H2SeO3 + H2O = H3O + HSeO3 =>
H2SeO3 + H2O = H3O + HSeO3
MnO2 + Ca(NO3)2 + Ca(OH)2 = CaMnO4 + CaNO2 + H2O =>
3 MnO2 + Ca(NO3)2 + 4 Ca(OH)2 = 3 CaMnO4 + 2 CaNO2 + 4 H2O
Pb(NO3)2 + NaHCO3 = Pb(OH)2 + CO2 + NaNO3 =>
Pb(NO3)2 + 2 NaHCO3 = Pb(OH)2 + 2 CO2 + 2 NaNO3
Zn(s) + Pb(NO3)4(aq) = Zn(NO3)2(aq) + Pb(s) =>
2 Zn(s) + Pb(NO3)4(aq) = 2 Zn(NO3)2(aq) + Pb(s)
C7H6O2 + KOH = CK + H2O + CO2 =>
C7H6O2 + 6 KOH = 6 CK + 6 H2O + CO2
PbCl + NaSO4{2-} = PbSO4{2-} + NaCl =>
PbCl + NaSO4{2-} = PbSO4{2-} + NaCl
CH3CH2OH + CuO = CH3CH2COH + H2O + Cu =>
3 CH3CH2OH + 2 CuO = 2 CH3CH2COH + 3 H2O + 2 Cu
(NH4)2CO3(aq) + CaCl2(aq) = CaCO3(l) + NH4Cl(l) =>
(NH4)2CO3(aq) + CaCl2(aq) = CaCO3(l) + 2 NH4Cl(l)
H3BO3 + Na = Na3BO3 + H2 =>
2 H3BO3 + 6 Na = 2 Na3BO3 + 3 H2
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Équations équilibrées sur01/08/25
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