| Équations équilibrées la veille | Équations équilibrées le lendemain |
KClO3 + 6 KBr + 6 HCl = 7 KCl + 3 Br2 + 3 H2O
Na2CO3 + CH3COOH = H2CO3 + CH3COONa =>
Na2CO3 + 2 CH3COOH = H2CO3 + 2 CH3COONa
Fe + Na = FeNa1 =>
Fe + Na = FeNa1
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Cr(CH3COO)3 + KOH = KCH3COO + Cr(OH)3 =>
Cr(CH3COO)3 + 3 KOH = 3 KCH3COO + Cr(OH)3
Ca(OH)2 + SO2 = CaO + H2SO3 =>
Ca(OH)2 + SO2 = CaO + H2SO3
K2O + SnO2 = K2SnO3 =>
K2O + SnO2 = K2SnO3
Cr(s) + Ni{2+} = Cr{3+}(aq) + Ni(s) =>
2 Cr(s) + 3 Ni{2+} = 2 Cr{3+}(aq) + 3 Ni(s)
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
Li2B4O7(s) + H2CO3(aq) + H2O(l) = H3BO3(s) + Li2CO3(aq) =>
Li2B4O7(s) + H2CO3(aq) + 5 H2O(l) = 4 H3BO3(s) + Li2CO3(aq)
Al + H2(SO)4 = Al2(SO)4 + H2 =>
2 Al + H2(SO)4 = Al2(SO)4 + H2
K + SI = KSI =>
K + SI = KSI
C7H16 = C6H5CH3 + H2 =>
C7H16 = C6H5CH3 + 4 H2
ZnO + Cl = ZnCl + O =>
ZnO + Cl = ZnCl + O
Na2WO4 + HCl = WO3 + NaCl + H2O =>
Na2WO4 + 2 HCl = WO3 + 2 NaCl + H2O
Li2CrO4 + Al(NO3)3 = Al2(CrO4)3 + LiNO3 =>
3 Li2CrO4 + 2 Al(NO3)3 = Al2(CrO4)3 + 6 LiNO3
Fe(CO3) + H2SO4 = FeSO4 + H2O + CO2 =>
Fe(CO3) + H2SO4 = FeSO4 + H2O + CO2
C2H3NaO2 + HCl = NaCl + CO + H2 =>
C2H3NaO2 + HCl = NaCl + 2 CO + 2 H2
Al + Cr(SO4)2 = Al2(SO4)3 + Cr =>
4 Al + 3 Cr(SO4)2 = 2 Al2(SO4)3 + 3 Cr
CHOOH + CH3OH = CHOOCH3 + H2O =>
CHOOH + CH3OH = CHOOCH3 + H2O
CH3OH + K2Cr2O7 + H2SO4 = HCOOH + H2O + K2SO4 + Cr2(SO4)3 =>
3 CH3OH + 2 K2Cr2O7 + 8 H2SO4 = 3 HCOOH + 11 H2O + 2 K2SO4 + 2 Cr2(SO4)3
NH4HO3(s) = N2O(g) + H2O(l) =>
2 NH4HO3(s) = N2O(g) + 5 H2O(l)
Cr2O3 + O2 + H2O = H2CrO4 =>
2 Cr2O3 + 3 O2 + 4 H2O = 4 H2CrO4
Mg + HBr = MgBr2H2 =>
Mg + 2 HBr = MgBr2H2
Na3AsO3 + Zn + HCl = As + NaCl + ZnCl2 + H2O =>
2 Na3AsO3 + 3 Zn + 12 HCl = 2 As + 6 NaCl + 3 ZnCl2 + 6 H2O
Al + H2CrO4 = Al2(CrO4)3 + H2 =>
2 Al + 3 H2CrO4 = Al2(CrO4)3 + 3 H2
ZnCl2 + NaOH = NaCl2 + ZnOH =>
ZnCl2 + NaOH = NaCl2 + ZnOH
Cr(OH)3 + HCl = Cr + Cl + H2O =>
Cr(OH)3 + 3 HCl = Cr + 3 Cl + 3 H2O
Mn(OH)4 + HCl = MnCl2 + H2O + Cl2 =>
Mn(OH)4 + 4 HCl = MnCl2 + 4 H2O + Cl2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Sb + O2 = Sb4O6 =>
4 Sb + 3 O2 = Sb4O6
C2H5OH + C2HCOOH = C4H8O2 + H2O =>
5 C2H5OH + 2 C2HCOOH = 4 C4H8O2 + H2O
N2 + Ne = N2Ne =>
N2 + Ne = N2Ne
NaAlO2 + H2O + CO2 = Al(HO)3 + Na2CO3 =>
2 NaAlO2 + 3 H2O + CO2 = 2 Al(HO)3 + Na2CO3
ZnC4H6O4 + H2O = Zn(OH)2 + CH3COOH =>
ZnC4H6O4 + 2 H2O = Zn(OH)2 + 2 CH3COOH
Al(s) + H2O(l) = Al(OH)3(s) + H2(g) =>
2 Al(s) + 6 H2O(l) = 2 Al(OH)3(s) + 3 H2(g)
CH3CH3CH3CHO + O2 = CH3CH3CH3COOH =>
2 CH3CH3CH3CHO + O2 = 2 CH3CH3CH3COOH
B + F2 = BF3 =>
2 B + 3 F2 = 2 BF3
Fe + V = FeV =>
Fe + V = FeV
Ce(SO4)2 + KI + HCl = CeCl3 + I2 + H2SO4 + KCl =>
2 Ce(SO4)2 + 2 KI + 8 HCl = 2 CeCl3 + I2 + 4 H2SO4 + 2 KCl
H2O2 + C2H4 = CO2 + H2O =>
6 H2O2 + C2H4 = 2 CO2 + 8 H2O
Rb + HBr = RbBr + H =>
Rb + HBr = RbBr + H
Cu + H2SO4 = Cu2S4 + CuSO4 + H2O =>
14 Cu + 16 H2SO4 = Cu2S4 + 12 CuSO4 + 16 H2O
FeNO3 + Na2Cl2 = FeCl2 + Na2NO3 =>
FeNO3 + Na2Cl2 = FeCl2 + Na2NO3
NaI(aq) + Cl2(g) = NaCl(aq) + I2 =>
2 NaI(aq) + Cl2(g) = 2 NaCl(aq) + I2
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
Na3PO4(H2O)12 + BaCl2(H2O)2 = Ba3(PO4)2 + NaCl + H2O =>
2 Na3PO4(H2O)12 + 3 BaCl2(H2O)2 = Ba3(PO4)2 + 6 NaCl + 30 H2O
K4[Fe(CN)6] + H3PO4 = HCN + K3PO4 + Fe3(PO4)2 =>
3 K4[Fe(CN)6] + 6 H3PO4 = 18 HCN + 4 K3PO4 + Fe3(PO4)2
As2O3 + Ca(OH)2 = Ca3(AsO4)2 + H2O + H2 =>
As2O3 + 3 Ca(OH)2 = Ca3(AsO4)2 + H2O + 2 H2
Mn(OH)4 + KBrO3 + KOH = KMnO4 + KBr + H2O =>
2 Mn(OH)4 + KBrO3 + 2 KOH = 2 KMnO4 + KBr + 5 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/20/24
Équations équilibrées sur12/20/23
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