| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaCl + 2 H2O + Fe = 2 NaOH + FeCl2 + H2
Ca3(PO4)2 + Ag2CO3 = Ag3PO4 + CaCO3 =>
Ca3(PO4)2 + 3 Ag2CO3 = 2 Ag3PO4 + 3 CaCO3
K2Cr2O7 + H2SO4 + NaNO2 = Cr2(SO4)3 + NaNO3 + K2SO4 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 NaNO2 = Cr2(SO4)3 + 3 NaNO3 + K2SO4 + 4 H2O
CaCO3 + HCH3COO = Ca(CH3COO)2 + H2O + CO2 =>
CaCO3 + 2 HCH3COO = Ca(CH3COO)2 + H2O + CO2
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
C3H8O + O2 = H2O + CO2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 8 H2O + 6 CO2
Cl = Cl22 =>
22 Cl = Cl22
NH4VO3 + Zn + HCl = VCl3 + ZnCl2 + NH3 + H2O =>
NH4VO3 + Zn + 5 HCl = VCl3 + ZnCl2 + NH3 + 3 H2O
Hg(ClO4)2 + Na2S = HgS + Na2(ClO4)2 =>
Hg(ClO4)2 + Na2S = HgS + Na2(ClO4)2
LiI + F2 = LiF + I2 =>
2 LiI + F2 = 2 LiF + I2
Sn + B = SnB2 =>
Sn + 2 B = SnB2
HNO2(aq) + NaOH(aq) = H2O(l) + NaNO2 =>
HNO2(aq) + NaOH(aq) = H2O(l) + NaNO2
MnSO4 + K2S = KMnSO4 + KS =>
MnSO4 + K2S = KMnSO4 + KS
TiO2 + HNO3 = Ti(NO3)4 + H2O =>
TiO2 + 4 HNO3 = Ti(NO3)4 + 2 H2O
A = A5 =>
5 A = A5
NH = NH1 =>
NH = NH1
Al + HCl = AlCl + H2 =>
2 Al + 2 HCl = 2 AlCl + H2
Ca + Cl + H2O = CaCl(H2O)3 =>
Ca + Cl + 3 H2O = CaCl(H2O)3
TiOSO4 + (NH4)2SO4 + H2O = (NH4)2TiO(SO4)2H2O =>
TiOSO4 + (NH4)2SO4 + H2O = (NH4)2TiO(SO4)2H2O
CH2CHCH3 + H2O = CH2CHCH3H2O =>
CH2CHCH3 + H2O = CH2CHCH3H2O
[Cr(NH3)Cl]SO4 + AgNO3 = [Cr(NH3)Cl](NO3)2 + Ag2SO4 =>
[Cr(NH3)Cl]SO4 + 2 AgNO3 = [Cr(NH3)Cl](NO3)2 + Ag2SO4
C8H22N2Si + H2O = C8H16 + NH3 + SiH4 + O2 =>
C8H22N2Si + 2 H2O = C8H16 + 2 NH3 + SiH4 + O2
CuSO4 + Ba(NO3)2 = Cu(NO3)2 + BaSO4 =>
CuSO4 + Ba(NO3)2 = Cu(NO3)2 + BaSO4
Na[Cr(OH)4] + KOH + O2 = K2CrO4 + H2O + NaOH =>
4 Na[Cr(OH)4] + 8 KOH + 3 O2 = 4 K2CrO4 + 10 H2O + 4 NaOH
NiSO4 + K3PO4 = Ni3(PO4)2 + K2SO4 =>
3 NiSO4 + 2 K3PO4 = Ni3(PO4)2 + 3 K2SO4
CaO + HNO3 = H2O + Ca(NO3)2 =>
CaO + 2 HNO3 = H2O + Ca(NO3)2
Zn + HNO3 = ZnNO3 + N2O2 + H2O =>
6 Zn + 8 HNO3 = 6 ZnNO3 + N2O2 + 4 H2O
HI + HClO2 = HCl + I2 + H2O =>
4 HI + HClO2 = HCl + 2 I2 + 2 H2O
MgCO3 + H2SO4 = Mg2(SO4)2 + CO2 + H2O =>
2 MgCO3 + 2 H2SO4 = Mg2(SO4)2 + 2 CO2 + 2 H2O
Al(OH)3 + CaSe = Ca(OH)3 + AlSe =>
Al(OH)3 + CaSe = Ca(OH)3 + AlSe
Al2Se3 + H2O = Al2O + H2Se3 =>
Al2Se3 + H2O = Al2O + H2Se3
Ba(OH)2 + H2SO4(aq) = BaSO4(s) + H2O(l) =>
Ba(OH)2 + H2SO4(aq) = BaSO4(s) + 2 H2O(l)
PbCl2(s) + K2CrO4(aq) = KCl(aq) + PbCrO4(s) =>
PbCl2(s) + K2CrO4(aq) = 2 KCl(aq) + PbCrO4(s)
Gd2O3 + NH4Cl = GdCl3 + NH3 + H2O =>
Gd2O3 + 6 NH4Cl = 2 GdCl3 + 6 NH3 + 3 H2O
KClO3 + Fe2O3 + KOH = KCl + K2FeO4 + H2O =>
KClO3 + Fe2O3 + 4 KOH = KCl + 2 K2FeO4 + 2 H2O
AB = A4B4 =>
4 AB = A4B4
NH4HCO3 + O2 = CO2 + H2O + N2 =>
4 NH4HCO3 + 3 O2 = 4 CO2 + 10 H2O + 2 N2
C3H7Br + O2 = C3H6 + HBrO =>
2 C3H7Br + O2 = 2 C3H6 + 2 HBrO
HIO4 + F2 = HF + FIO3 + O2 =>
2 HIO4 + 2 F2 = 2 HF + 2 FIO3 + O2
NH3 = NH + H3 =>
3 NH3 = 3 NH + 2 H3
(NH4)2CO3 + Ni(NO3)2 = NiCO3 + NH4NO3 =>
(NH4)2CO3 + Ni(NO3)2 = NiCO3 + 2 NH4NO3
KI2 + H2SO4 = I2 + H2S + K2SO4 + H2O =>
8 KI2 + 5 H2SO4 = 8 I2 + H2S + 4 K2SO4 + 4 H2O
MgO + CaCO3 = MgCO3 + CaO =>
MgO + CaCO3 = MgCO3 + CaO
CaCo3 + Ba(OH)2 = Ca(OH)2 + BaCo3 =>
CaCo3 + Ba(OH)2 = Ca(OH)2 + BaCo3
C6H4(CH3)2 + O2 = C6H4(CO)2 + H2O =>
2 C6H4(CH3)2 + 5 O2 = 2 C6H4(CO)2 + 6 H2O
Cu2O3 + H2 = HO + Cu =>
2 Cu2O3 + 3 H2 = 6 HO + 4 Cu
BaCl2 + BaSO4 = Ba + SO4Cl2 =>
BaCl2 + BaSO4 = 2 Ba + SO4Cl2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
N2O + NaOH = N2 + NaNO3 + H2O =>
5 N2O + 2 NaOH = 4 N2 + 2 NaNO3 + H2O
Al(OH)3 + Cr(SO4)3 = Al2(SO4)3 + Cr(OH)6 =>
2 Al(OH)3 + Cr(SO4)3 = Al2(SO4)3 + Cr(OH)6
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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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