| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaCO3 + H2C2O4 = CaC2O4 + H2CO3
Na2[Be(OH)4] + H2SO4 = Na2SO4 + Be(OH)2 + H2O =>
Na2[Be(OH)4] + H2SO4 = Na2SO4 + Be(OH)2 + 2 H2O
H4As2O5 + Pb(OH)2 = Pb4(As2O5)2 + H2O =>
2 H4As2O5 + 4 Pb(OH)2 = Pb4(As2O5)2 + 8 H2O
Na2O(s) + CO2(g) + H2O(l) = NaHCO3(s) =>
Na2O(s) + 2 CO2(g) + H2O(l) = 2 NaHCO3(s)
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
MgO + HNO3 = Mg(NO3)2 + H2O =>
MgO + 2 HNO3 = Mg(NO3)2 + H2O
C2H5COOH(aq) + Na2CO3(s) = CO2(g) + H2O(l) + CH3CH2COONa(aq) =>
2 C2H5COOH(aq) + Na2CO3(s) = CO2(g) + H2O(l) + 2 CH3CH2COONa(aq)
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
FeSO4 + HCl = FeCl2 + H2SO4 =>
FeSO4 + 2 HCl = FeCl2 + H2SO4
Pb(s) + PbO2(s) + H2SO4(aq) = PbSO4(s) + H2O(l) =>
Pb(s) + PbO2(s) + 2 H2SO4(aq) = 2 PbSO4(s) + 2 H2O(l)
FeBr2(aq) + K2S(aq) = KBr(aq) + FeS(aq) =>
FeBr2(aq) + K2S(aq) = 2 KBr(aq) + FeS(aq)
Ca(CN)2 + (NH4)2SO4 = CaSO4 + NH4CN =>
Ca(CN)2 + (NH4)2SO4 = CaSO4 + 2 NH4CN
HCl(aq) + NaOH(s) = H2O(l) + NaCl(s) =>
HCl(aq) + NaOH(s) = H2O(l) + NaCl(s)
CO2 + H2 = C2H6 + H2O =>
2 CO2 + 7 H2 = C2H6 + 4 H2O
KNH2(aq) + H2S(aq) = KNH3 + HS =>
KNH2(aq) + H2S(aq) = KNH3 + HS
C7H5NO3 + C3H6O + HO{-} = C16H10N2O2 + CH3COO{-} + H2O =>
2 C7H5NO3 + 2 C3H6O + 2 HO{-} = C16H10N2O2 + 2 CH3COO{-} + 4 H2O
Sn + HOH = Sn(OH)2 + H2 =>
Sn + 2 HOH = Sn(OH)2 + H2
(NH4)2SO4 + NaOH = NH3H2O + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH3H2O + Na2SO4
I({-}) + Br{2+} = I + Br =>
2 I({-}) + Br{2+} = 2 I + Br
NH{4}NO{3} + Ca(OH){2} = Ca(NO{3}){2} + NH{3} + H{2}O =>
4 NH{4}NO{3} + Ca(OH){2} = Ca(NO{3}){2} + 3 NH{3} + 2 H{2}O
MgS + RdBr = MgBr + RdS =>
MgS + RdBr = MgBr + RdS
HCHO + Ag2O = Ag + HCOOH =>
HCHO + Ag2O = 2 Ag + HCOOH
Na4Fe(CN)6 + AgNO3 = Ag4Fe(CN)6 + NaNO3 =>
Na4Fe(CN)6 + 4 AgNO3 = Ag4Fe(CN)6 + 4 NaNO3
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Cu + HNO3 = Cu(NO3)2 + NH4NO3 + H2O =>
4 Cu + 10 HNO3 = 4 Cu(NO3)2 + NH4NO3 + 3 H2O
NH3 + Na3PO4 + H2O = (NH4)3PO4 + NaOH =>
3 NH3 + Na3PO4 + 3 H2O = (NH4)3PO4 + 3 NaOH
NH3*H2O + Br2 = NH4Br + N2 + H2O =>
8 NH3*H2O + 3 Br2 = 6 NH4Br + N2 + 8 H2O
HNO3 + HF = NO2 + F2 + H2O =>
2 HNO3 + 2 HF = 2 NO2 + F2 + 2 H2O
KH + Br = H2 + KBr =>
2 KH + 2 Br = H2 + 2 KBr
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
H2C2O4 + MnO4 + H2SO4 = H2O + MnSO4 + CO2 =>
3 H2C2O4 + MnO4 + H2SO4 = 4 H2O + MnSO4 + 6 CO2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
MgO + Na2SiO3 = MgSiO3 + Na + O2 =>
2 MgO + 2 Na2SiO3 = 2 MgSiO3 + 4 Na + O2
Cu(NO3)2 + KOH = Cu(OH)2 + KNO3 =>
Cu(NO3)2 + 2 KOH = Cu(OH)2 + 2 KNO3
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
OH + NaHSO3 = H2O + NaSO3 =>
OH + NaHSO3 = H2O + NaSO3
Cu(NO3)2 + KOH = Cu(OH)2 + KNO3 =>
Cu(NO3)2 + 2 KOH = Cu(OH)2 + 2 KNO3
MnSO4 + CaOCl2 + NaOH = MnO2 + CaCl2 + Na2SO4 + H2O =>
MnSO4 + CaOCl2 + 2 NaOH = MnO2 + CaCl2 + Na2SO4 + H2O
CaCO3 + SO2 = CaSO4 + CO =>
CaCO3 + SO2 = CaSO4 + CO
Na2[HgCl4] = HgCl2 + NaCl =>
Na2[HgCl4] = HgCl2 + 2 NaCl
KMnO2 + HCl = KCl + MnCl2 + Cl2 + H2O =>
2 KMnO2 + 8 HCl = 2 KCl + 2 MnCl2 + Cl2 + 4 H2O
CH3CH(OH)CH3 + H2O = CH3CH2CH2O + H3O =>
CH3CH(OH)CH3 + H2O = CH3CH2CH2O + H3O
SiCl4 = Si + Cl2 =>
SiCl4 = Si + 2 Cl2
KCl + Na2CO3 = K2CO3 + NaCl =>
2 KCl + Na2CO3 = K2CO3 + 2 NaCl
FeCl3 + KSCN + Zn = KCl + Fe + Zn(SCN)2 =>
2 FeCl3 + 6 KSCN + 3 Zn = 6 KCl + 2 Fe + 3 Zn(SCN)2
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
Cr(NO3) + NaOH = CrOH + NaNO3 =>
Cr(NO3) + NaOH = CrOH + NaNO3
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/03/25
Équations équilibrées sur02/02/24
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