| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C3H5N3O9 = 3 N2 + 5 O2 + 5 H2O + 3 C2O
H + He2 = HHe3 =>
2 H + 3 He2 = 2 HHe3
MnCl2 + Na2SiO4 = MnSiO4 + NaCl =>
MnCl2 + Na2SiO4 = MnSiO4 + 2 NaCl
MgCl2 + H2O = MgO(s) + HCl =>
MgCl2 + H2O = MgO(s) + 2 HCl
Zn + HNO3(aq) = Zn(NO3)2 + N2O + H2O =>
4 Zn + 10 HNO3(aq) = 4 Zn(NO3)2 + N2O + 5 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Zn + HNO3 = Zn(HNO3) =>
Zn + HNO3 = Zn(HNO3)
FeSO4 + SCN = FeSCN + SO4 =>
FeSO4 + SCN = FeSCN + SO4
Na2O2 + CO2 + H2O = NaHCO3 + O2 =>
2 Na2O2 + 4 CO2 + 2 H2O = 4 NaHCO3 + O2
Tc2O7 = Tc + O2 =>
2 Tc2O7 = 4 Tc + 7 O2
H2SO4KBr = KHSO4HBr =>
H2SO4KBr = KHSO4HBr
Li2S + NH4NO3 = Li2(NO3)2 + (NH4)2S =>
Li2S + 2 NH4NO3 = Li2(NO3)2 + (NH4)2S
Ba3(AsO3)2 + Sn(ClO3)4 = Sn3(AsO3)4 + Ba(ClO3)2 =>
2 Ba3(AsO3)2 + 3 Sn(ClO3)4 = Sn3(AsO3)4 + 6 Ba(ClO3)2
Fe + H2O + CO2 + O2 = (FeOH)2CO3 =>
2 Fe + H2O + CO2 + O2 = (FeOH)2CO3
NaI + Br2 = BrI2 + Na2 =>
4 NaI + Br2 = 2 BrI2 + 2 Na2
SrO2 = SrO + O2 =>
2 SrO2 = 2 SrO + O2
Na2CO3 + Cr(ClO4)3 = Cr2(CO3)3 + NaClO4 =>
3 Na2CO3 + 2 Cr(ClO4)3 = Cr2(CO3)3 + 6 NaClO4
Cl2O7H2O = HClO4 =>
Cl2O7H2O = 2 HClO4
NaC7H5O2 + NaOH = NaC7OH + NaH5O2 =>
NaC7H5O2 + NaOH = NaC7OH + NaH5O2
H3C6H5O7 + Na(HCO3) = CO2 + H2O + Na3C6H5O7 =>
H3C6H5O7 + 3 Na(HCO3) = 3 CO2 + 3 H2O + Na3C6H5O7
H2SO4 + HN = H2SO3 + N2 + H2O =>
H2SO4 + 2 HN = H2SO3 + N2 + H2O
H2S + KMnO4 = MnO2 + S + KOH + H2O =>
3 H2S + 2 KMnO4 = 2 MnO2 + 3 S + 2 KOH + 2 H2O
KOH + Hl = KHl + OH =>
KOH + Hl = KHl + OH
Cr2O7{2-} + I{-} = Cr{3-} + I2 + O2 =>
2 Cr2O7{2-} + 8 I{-} = 4 Cr{3-} + 4 I2 + 7 O2
Mg + C2Cl = MgCl2 + C =>
Mg + 2 C2Cl = MgCl2 + 4 C
Cr2O7{-2} + CH3CHOHCH3 + H{+} = CH3COCH3 + H2O + Cr{3} =>
Cr2O7{-2} + 3 CH3CHOHCH3 + 8 H{+} = 3 CH3COCH3 + 7 H2O + 2 Cr{3}
Zn + HNO3 = Zn(HNO3) =>
Zn + HNO3 = Zn(HNO3)
CO + H2 = C3H7OH + H2O =>
3 CO + 6 H2 = C3H7OH + 2 H2O
NaCl + Cu(SO)4 = Na(SO)4 + CuCl =>
NaCl + Cu(SO)4 = Na(SO)4 + CuCl
Na2SO4 + BCl3 = B2(SO4)3 + NaCl =>
3 Na2SO4 + 2 BCl3 = B2(SO4)3 + 6 NaCl
Al + Pb(No3) = Pb + Al(No3)2 =>
Al + 2 Pb(No3) = 2 Pb + Al(No3)2
ZnS + Mg = MgS + Zn =>
ZnS + Mg = MgS + Zn
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
Fe2SO43 + SO2 + H2O = FeSO4 + H2SO4 =>
Fe2SO43 + 38 SO2 + 37 H2O = 2 FeSO4 + 37 H2SO4
CaN2 + H2O = Ca(OH)2 + N2 + H2 =>
CaN2 + 2 H2O = Ca(OH)2 + N2 + H2
La + Ni45 + Fe05 = LaNi45Fe05 =>
La + Ni45 + Fe05 = LaNi45Fe05
Sn + Se = SnSe2 =>
Sn + 2 Se = SnSe2
H3C6H5O7H2O + Na2CO3 = CO2 + H2O + Na4C6H5O7 =>
19 H3C6H5O7H2O + 36 Na2CO3 = 42 CO2 + 50 H2O + 18 Na4C6H5O7
K2O2(s) + H2SO4 = H2O2 + K2SO4 =>
K2O2(s) + H2SO4 = H2O2 + K2SO4
NH4Cl + CaCO3 = NH3 + H2O + CO2 + CaCl2 =>
2 NH4Cl + CaCO3 = 2 NH3 + H2O + CO2 + CaCl2
Cu(NO3)2 + NaOH + H2O = Cu(OH)2 + Na(NO3)2 + H2 =>
2 Cu(NO3)2 + 2 NaOH + 2 H2O = 2 Cu(OH)2 + 2 Na(NO3)2 + H2
Bi(OH)3 + SnO2{-2] = Bi+SnO3{-2}+H2O =>
2 Bi(OH)3 + 3 SnO2{-2] = 2 Bi+3SnO3{-2}+3H2O
IO3{-} + H{-} + H{+} = I2 + H2O =>
2 IO3{-} + 5 H{-} + 7 H{+} = I2 + 6 H2O
Na2Co3 + Ba(OH)2 = Na2(OH)2 + BaCo3 =>
Na2Co3 + Ba(OH)2 = Na2(OH)2 + BaCo3
P2O5 + KOH = K3PO4 + H2O =>
P2O5 + 6 KOH = 2 K3PO4 + 3 H2O
Ba(OH)2 + H2O = H3O + BaO2H =>
Ba(OH)2 + H2O = H3O + BaO2H
Mn + H2SO4 = Mn(SO4)3 + H2 =>
Mn + 3 H2SO4 = Mn(SO4)3 + 3 H2
H2SO4 + [Al(OH)4]{-} = Al(OH)3 + SO4{2-} + H2O =>
H2SO4 + 2[Al(OH)4]{-} = 2 Al(OH)3 + SO4{2-} + 2 H2O
SO3 + H2O = S2(O2H)4 =>
2 SO3 + 2 H2O = S2(O2H)4
CuSO4(aq) + NaOH(aq) = NaSO4 + CuOH =>
CuSO4(aq) + NaOH(aq) = NaSO4 + CuOH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/20/24
Équations équilibrées sur01/19/24
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