| Équations équilibrées la veille | Équations équilibrées le lendemain |
Si + 2 H2O = SiO2 + 4 H
Ca(s) + AgNO3(aq) = Ca(NO3)2(aq) + Ag(s) =>
Ca(s) + 2 AgNO3(aq) = Ca(NO3)2(aq) + 2 Ag(s)
CaSO3 + HCH3COO = SO2 + H2O + Ca(CH3COO)2 =>
CaSO3 + 2 HCH3COO = SO2 + H2O + Ca(CH3COO)2
Al(NO3)3 + Ba(OH)2 = Al(OH)3 + Ba(NO3)2 =>
2 Al(NO3)3 + 3 Ba(OH)2 = 2 Al(OH)3 + 3 Ba(NO3)2
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
NH3(g) + O2 = NO + H2O(g) =>
4 NH3(g) + 5 O2 = 4 NO + 6 H2O(g)
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
PbS + HNO3 = Pb(NO3)2 + NO + S + H2O =>
3 PbS + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 3 S + 4 H2O
PtCl = Pt + Cl2 =>
2 PtCl = 2 Pt + Cl2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
PbCl2 + O2 = PbO + Cl2 =>
2 PbCl2 + O2 = 2 PbO + 2 Cl2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Pb(NO3)2 + HCl = PbCl2 + HNO3 =>
Pb(NO3)2 + 2 HCl = PbCl2 + 2 HNO3
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
BaS + PtCl2 = BaCl2 + PtS =>
BaS + PtCl2 = BaCl2 + PtS
AgF + Cl2 = AgCl + F2 =>
2 AgF + Cl2 = 2 AgCl + F2
K2CO3 + SO3 = K2CO3(SO3)2 =>
K2CO3 + 2 SO3 = K2CO3(SO3)2
(NH4)2SO4 + NaOH = Na2SO4 + NH3 + H2O =>
(NH4)2SO4 + 2 NaOH = Na2SO4 + 2 NH3 + 2 H2O
(CH3(CH2)14CO2H) + O2 = (CO2) + (H2O) =>
(CH3(CH2)14CO2H) + 23 O2 = 16(CO2) + 16(H2O)
SnSO4 + HOH = Sn(OH)2 + H2SO4 =>
SnSO4 + 2 HOH = Sn(OH)2 + H2SO4
Ca + Al2O2 = CaO + Al =>
2 Ca + Al2O2 = 2 CaO + 2 Al
C2H5 + CuO = CH3COOH + Cu + H2O =>
2 C2H5 + 5 CuO = 2 CH3COOH + 5 Cu + H2O
Li + AlCl3 = LiCl + Al =>
3 Li + AlCl3 = 3 LiCl + Al
NaI + Pb(SO4)2 = PbI4 + Na2SO4 =>
4 NaI + Pb(SO4)2 = PbI4 + 2 Na2SO4
HClO4 + KHCO3 = KClO4 + CO2 + H2O =>
HClO4 + KHCO3 = KClO4 + CO2 + H2O
Pb(NO3)2 + HCl = PbCl2 + H(NO3) =>
Pb(NO3)2 + 2 HCl = PbCl2 + 2 H(NO3)
NH3HCl = NH4Cl =>
NH3HCl = NH4Cl
CH4 + KMnO4 + H2O = CH3OH + KOH + MnO2 =>
3 CH4 + 2 KMnO4 + H2O = 3 CH3OH + 2 KOH + 2 MnO2
K2HPO4 + H3O = K2H2PO4 + H2O =>
K2HPO4 + H3O = K2H2PO4 + H2O
Cl2 + LiI = LiCl + I2 =>
Cl2 + 2 LiI = 2 LiCl + I2
Cr + O = CrO3 =>
Cr + 3 O = CrO3
Cr(OH)3 = Cr2O3 + H2O =>
2 Cr(OH)3 = Cr2O3 + 3 H2O
Zn + HCl = H2 + ZnCl =>
2 Zn + 2 HCl = H2 + 2 ZnCl
H3PO4 + NH4 = (NH4)3PO4 + H =>
H3PO4 + 3 NH4 = (NH4)3PO4 + 3 H
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
[Fe(H2O)6] + SCN = [Fe(SCN)(H2O)5] + H2O =>
[Fe(H2O)6] + SCN = [Fe(SCN)(H2O)5] + H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
PtCl2 = Pt + Cl =>
PtCl2 = Pt + 2 Cl
Sc2O3(s) + HCl(l) = ScCl3 + H2O =>
Sc2O3(s) + 6 HCl(l) = 2 ScCl3 + 3 H2O
SCN{-} + MnO4{-} + OH{-} = CN{-} + SO4{2-} + MnO3{2-} + H2O =>
SCN{-} + 2 MnO4{-} + 4 OH{-} = CN{-} + SO4{2-} + 2 MnO3{2-} + 2 H2O
C2H5OH + H2SO4 = CH3CH2OSO2OH + H2O =>
C2H5OH + H2SO4 = CH3CH2OSO2OH + H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
KOH + NH4Br = KBr + NH4OH =>
KOH + NH4Br = KBr + NH4OH
K2Cr2O7 + Cu2O + H2SO4 = CuSO4 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 Cu2O + 10 H2SO4 = 6 CuSO4 + Cr2(SO4)3 + K2SO4 + 10 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/22/24
Équations équilibrées sur01/21/24
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