| Équations équilibrées la veille |
2 K + 2 HClO3 = 2 KCl + 2 H + 3 O2
Ba(s) + HNO3(aq) = H2(g) + Ba(NO3)2(aq) =>
Ba(s) + 2 HNO3(aq) = H2(g) + Ba(NO3)2(aq)
Ca + Cu2(SO3) = Cu + Ca(SO3) =>
Ca + Cu2(SO3) = 2 Cu + Ca(SO3)
MgCO3 + HCl = MgCl2 + H2O + CO2 =>
MgCO3 + 2 HCl = MgCl2 + H2O + CO2
ZnSO4 + Cu(OH)2 = Zn(OH)2 + CuSO4 =>
ZnSO4 + Cu(OH)2 = Zn(OH)2 + CuSO4
(H3)PO3 + LuO = (Lu3)(PO3)2 + (H2)O =>
2(H3)PO3 + 3 LuO = (Lu3)(PO3)2 + 3(H2)O
H2S + PbCl2 = PbS + HCl =>
H2S + PbCl2 = PbS + 2 HCl
C2H3O2 + Cu = C2H3O2Cu =>
C2H3O2 + Cu = C2H3O2Cu
KOH + Cu(CH2CO2)2 = KCH2CO2 + Cu(OH)2 =>
2 KOH + Cu(CH2CO2)2 = 2 KCH2CO2 + Cu(OH)2
FeCl3 + (NH)4OH = Fe(OH)3 + (NH)4Cl =>
FeCl3 + 3(NH)4OH = Fe(OH)3 + 3(NH)4Cl
Fe + O = FeO2 =>
Fe + 2 O = FeO2
H2SO3 + Na = Na2SO3 + H2 =>
H2SO3 + 2 Na = Na2SO3 + H2
Ag2S = Ag + S83 =>
83 Ag2S = 166 Ag + S83
Al(s) + H2O(l) = AlO(s) + H2(g) =>
Al(s) + H2O(l) = AlO(s) + H2(g)
Pb2S3 + O2 = PbO + SO2 =>
Pb2S3 + 4 O2 = 2 PbO + 3 SO2
Al2(SO4)3(aq) + Na2CrO4(aq) = Al2Cr3O12(s) + Na2SO4(aq) =>
Al2(SO4)3(aq) + 3 Na2CrO4(aq) = Al2Cr3O12(s) + 3 Na2SO4(aq)
CH3CH2CH2CH3 + O2 = CO2 + H2O =>
2 CH3CH2CH2CH3 + 13 O2 = 8 CO2 + 10 H2O
Cd{2} + ClO4{-} = Cd(ClO4)2 =>
Cd{2} + 2 ClO4{-} = Cd(ClO4)2
KOH + Cr3(PO4)3 = Cr(OH)3 + K3PO4 =>
9 KOH + Cr3(PO4)3 = 3 Cr(OH)3 + 3 K3PO4
BaNO3 + NaHO = BaHO + NaNO3 =>
BaNO3 + NaHO = BaHO + NaNO3
Ca3(PO4)2 + HCl = CaCl2 + H3PO4 =>
Ca3(PO4)2 + 6 HCl = 3 CaCl2 + 2 H3PO4
NaOH + CH6ClN3 = CH5N3 + NaCl + H2O =>
NaOH + CH6ClN3 = CH5N3 + NaCl + H2O
H3PO4 + (NH4)2MoO4 = MoO4 + (NH4)3PO4 + H2 =>
2 H3PO4 + 3(NH4)2MoO4 = 3 MoO4 + 2(NH4)3PO4 + 3 H2
FeCl2 + Zn(NO3)2 = Fe(NO3)2 + ZnCl2 =>
FeCl2 + Zn(NO3)2 = Fe(NO3)2 + ZnCl2
C2H5OH + HO = C2H5CO2 + H2O =>
3 C2H5OH + 10 HO = 2 C2H5CO2 + 9 H2O
Cu(NO3)2 + CH3COONa = NaNO3 + Cu(CH3COO)2 =>
Cu(NO3)2 + 2 CH3COONa = 2 NaNO3 + Cu(CH3COO)2
(NH4)Cl + Pb(NO3)2 = (NH4)(NO3) + PbCl2 =>
2(NH4)Cl + Pb(NO3)2 = 2(NH4)(NO3) + PbCl2
CaC2O4 + KMnO4 + H2SO4 = CO2 + H2O + MnSO4 + K2SO4 + CaSO4 =>
5 CaC2O4 + 2 KMnO4 + 8 H2SO4 = 10 CO2 + 8 H2O + 2 MnSO4 + K2SO4 + 5 CaSO4
NaAl(OH)2 + HCl = AlCl + H2O + NaCl =>
NaAl(OH)2 + 2 HCl = AlCl + 2 H2O + NaCl
Li + Al(NO3)3 = Li(NO3) + Al =>
3 Li + Al(NO3)3 = 3 Li(NO3) + Al
K4(Fe(CN)6) + Fe2(SO4)3 = Fe7(CN)18 + K2SO4 =>
3 K4(Fe(CN)6) + 2 Fe2(SO4)3 = Fe7(CN)18 + 6 K2SO4
Na(HCO3) + CH3COOH = H2(CO3) + Na(C2H3O2) =>
Na(HCO3) + CH3COOH = H2(CO3) + Na(C2H3O2)
As0 + HNO3 + H2 = H3AsO4 + NO =>
2 As0 + 4 HNO3 + H2 = 2 H3AsO4 + 4 NO
Ag + AsO3{3-} + H{+} = Ag{+} + AsH3 + H2O =>
6 Ag + AsO3{3-} + 9 H{+} = 6 Ag{+} + AsH3 + 3 H2O
Na3(BO3) + MgCl2 = NaCl + Mg3(BO3)2 =>
2 Na3(BO3) + 3 MgCl2 = 6 NaCl + Mg3(BO3)2
HCl(aq) + Sr(OH)2(aq) = SrCl2(s) + H2O(l) =>
2 HCl(aq) + Sr(OH)2(aq) = SrCl2(s) + 2 H2O(l)
Na2S2O3 + KMnO4 + H2SO4 = NaSO4 + MnSO4 + K2SO4 + H2O =>
Na2S2O3 + 2 KMnO4 + 3 H2SO4 = 2 NaSO4 + 2 MnSO4 + K2SO4 + 3 H2O
KHSO3 + HCl = KCl + SO2 + H2O =>
KHSO3 + HCl = KCl + SO2 + H2O
Al + PbO = PbAlO =>
Al + PbO = PbAlO
Zn + BiCl3 = ZnCl2 + BiCl2 =>
Zn + 2 BiCl3 = ZnCl2 + 2 BiCl2
CH4(g) + Cl2(l) = CCl4(l) + HCl(g) =>
CH4(g) + 4 Cl2(l) = CCl4(l) + 4 HCl(g)
Fe(ch)2 + O2 + H2O = Fe(OH)3 =>
2 Fe(ch)2 + 3 O2 + 6 H2O = 4 Fe(OH)3
FeBr2 + Ag = Fe + AgBr =>
FeBr2 + 2 Ag = Fe + 2 AgBr
HCl + Ca(HCO3)2 = H2O + CO2 + CaCl2 =>
2 HCl + Ca(HCO3)2 = 2 H2O + 2 CO2 + CaCl2
Pb3N4 + Zn = Pb + Zn3N2 =>
Pb3N4 + 6 Zn = 3 Pb + 2 Zn3N2
Pb + HClO3 = Pb(ClO3)4 + H2 =>
Pb + 4 HClO3 = Pb(ClO3)4 + 2 H2
CH2CHCH3 + H2O = CH3CHOHCH3 =>
CH2CHCH3 + H2O = CH3CHOHCH3
CuSO4 + BaSO4 = BaCu + (SO4) =>
CuSO4 + BaSO4 = BaCu + 2(SO4)
Ca(HCO3)2 + KOH = CaCO3 + KHCO3 + H2O =>
Ca(HCO3)2 + KOH = CaCO3 + KHCO3 + H2O
FeSO4 + HNO3 = Fe(NO3)2 + H2SO4 =>
FeSO4 + 2 HNO3 = Fe(NO3)2 + H2SO4
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Équations équilibrées sur01/27/25
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