| Équations équilibrées la veille |
2 CuO + 2 HI = Cu2O + I2 + H2O
C2H2 + O2 = C + H2O =>
2 C2H2 + O2 = 4 C + 2 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Li2CO3 + K3PO4 = Li3 + PO4 + K2CO3 =>
3 Li2CO3 + 2 K3PO4 = 2 Li3 + 2 PO4 + 3 K2CO3
Se + Br = SeBr =>
Se + Br = SeBr
HgS + CH3COOH = Hg(CH3COO)2 + H2S =>
HgS + 2 CH3COOH = Hg(CH3COO)2 + H2S
AgNo3 + ZnCl2 = AgCl2 + ZnNo3 =>
AgNo3 + ZnCl2 = AgCl2 + ZnNo3
AlBr3 + K = KBr + Al =>
AlBr3 + 3 K = 3 KBr + Al
I2 + KHO = KI + KIO3 + H2O =>
3 I2 + 6 KHO = 5 KI + KIO3 + 3 H2O
PbO + O2 = PbO2 =>
2 PbO + O2 = 2 PbO2
NaCl + KOH = NaOH + KCl =>
NaCl + KOH = NaOH + KCl
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
CuSO4 + H2O2 = H2SO4 + CuO2 =>
CuSO4 + H2O2 = H2SO4 + CuO2
Fe(OH)3 + HCl = FeCl3 + H2O =>
Fe(OH)3 + 3 HCl = FeCl3 + 3 H2O
H2S + AgPO4 + H2 = Ag2S + H3PO4 =>
H2S + 2 AgPO4 + 2 H2 = Ag2S + 2 H3PO4
CO2 + Ca(OH)2 = CaCO3 + H2O =>
CO2 + Ca(OH)2 = CaCO3 + H2O
(CH3COO)2Pb + Na2S = PbS + CH3COONa =>
(CH3COO)2Pb + Na2S = PbS + 2 CH3COONa
Cu2(OH)2 = Cu + OH =>
Cu2(OH)2 = 2 Cu + 2 OH
H{3}PO{4} + K{+}OH{+} = K{3}PO{4} + H{2}O{+} =>
2 H{3}PO{4} + K{+}OH{+} = K{3}PO{4} + 2 H{2}O{+}
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
K3N + O2 = K2O + N2 =>
4 K3N + 3 O2 = 6 K2O + 2 N2
BaCl + AgClO4 = AgCl + BaClO4 =>
BaCl + AgClO4 = AgCl + BaClO4
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
HCl + Cr2O3 = CrCl3 + H2O =>
6 HCl + Cr2O3 = 2 CrCl3 + 3 H2O
Mg(s) + AlCl3(ac) = Al + MgCl2(ac) =>
3 Mg(s) + 2 AlCl3(ac) = 2 Al + 3 MgCl2(ac)
CaCl2 + Ca = CaCl =>
CaCl2 + Ca = 2 CaCl
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
CH3CH2CH3COOK + KOH = CH3CH3 + K2CO3 =>
2 CH3CH2CH3COOK + 2 KOH = 3 CH3CH3 + 2 K2CO3
Pb + Br = PbBr4 =>
Pb + 4 Br = PbBr4
FeCl2 + KMnO4 + HCl = FeCl3 + MnCl2 + KCl + H2O =>
5 FeCl2 + KMnO4 + 8 HCl = 5 FeCl3 + MnCl2 + KCl + 4 H2O
Ca + HNO3 = Ca(NO3)2 + NH4NO3 + H2O =>
4 Ca + 10 HNO3 = 4 Ca(NO3)2 + NH4NO3 + 3 H2O
H{+} + CH3CH2OH + Cr2O7{2-} = Cr3{+} + H2O + CH3COOH =>
16 H{+} + 17 CH3CH2OH + 6 Cr2O7{2-} = 4 Cr3{+} + 25 H2O + 17 CH3COOH
Cu3PO4 + HCl = CuCl + H3PO4 =>
Cu3PO4 + 3 HCl = 3 CuCl + H3PO4
MgI2 + Mn(SO3)2 = MgSO3 + MnI4 =>
2 MgI2 + Mn(SO3)2 = 2 MgSO3 + MnI4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
(NH4)2(SO4) + KOH = K2SO4 + NH3 + H2O =>
(NH4)2(SO4) + 2 KOH = K2SO4 + 2 NH3 + 2 H2O
Na3PO4 + BaCl2 = Ba3(PO4)2 + NaCl =>
2 Na3PO4 + 3 BaCl2 = Ba3(PO4)2 + 6 NaCl
CuTe = Te + Cu =>
CuTe = Te + Cu
BaCl2 + Cu(CH3COO)2 = Ba(CH3COO)2 + CuCl2 =>
BaCl2 + Cu(CH3COO)2 = Ba(CH3COO)2 + CuCl2
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
NH3OHCl + H2SeO3 = HNO2 + HCl + H2O + Se =>
NH3OHCl + H2SeO3 = HNO2 + HCl + 2 H2O + Se
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
CoBr3 + K2S = Co2S3 + KBr =>
2 CoBr3 + 3 K2S = Co2S3 + 6 KBr
Si(OC2H5)4 + Na2SO4 + H2O = C2H6O + Na2SiO3 + H2SO4 =>
Si(OC2H5)4 + Na2SO4 + 3 H2O = 4 C2H6O + Na2SiO3 + H2SO4
Al3 + HgCl2 = AlCl3 + Hg2 =>
4 Al3 + 18 HgCl2 = 12 AlCl3 + 9 Hg2
HCN + FeO = HNO2 + Fe + CO2 =>
HCN + 4 FeO = HNO2 + 4 Fe + CO2
K2Co3 + Sr(No3)2 = KNo3 + SrCo3 =>
K2Co3 + Sr(No3)2 = 2 KNo3 + SrCo3
C4H10S2 + O2 = CO2 + H2O + SO3 =>
2 C4H10S2 + 19 O2 = 8 CO2 + 10 H2O + 4 SO3
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Équations équilibrées sur01/13/25
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