| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 HCCH33CO2 + 131 H2O = 135 H3O + 3 C(CH3)3CO2
BaCl + KBr = KCl + Ba + Br2 =>
2 BaCl + 2 KBr = 2 KCl + 2 Ba + Br2
C14H10O4 + Na2S2O4 = CO2 + C6H6 + NaS =>
3 C14H10O4 + 3 Na2S2O4 = 12 CO2 + 5 C6H6 + 6 NaS
Cr2O7{-2} + H{+} + H2S = Cr{+3} + S + H2O =>
Cr2O7{-2} + 8 H{+} + 3 H2S = 2 Cr{+3} + 3 S + 7 H2O
Na2S2O3 + HCl = NaCl + SO2 + S + H2O =>
Na2S2O3 + 2 HCl = 2 NaCl + SO2 + S + H2O
HCOOH = HCOO + H2 =>
2 HCOOH = 2 HCOO + H2
SO4 + H2O = SO2 + H2O2 =>
SO4 + 2 H2O = SO2 + 2 H2O2
NaCl(s) + H2SO4(l) = HCl(g) + Na2SO4(s) =>
2 NaCl(s) + H2SO4(l) = 2 HCl(g) + Na2SO4(s)
Cl2 + N2 = NCl3 =>
3 Cl2 + N2 = 2 NCl3
HNO3 + C20H14O4 = NO3C20H14O4 + HC20H14O4 =>
HNO3 + 2 C20H14O4 = NO3C20H14O4 + HC20H14O4
B2O5 + C = B4C + CO =>
2 B2O5 + 11 C = B4C + 10 CO
Al(ClO4)3 + LiOH = Al(OH)3 + LiClO4 =>
Al(ClO4)3 + 3 LiOH = Al(OH)3 + 3 LiClO4
As2O3 + O2 = As2O5 =>
As2O3 + O2 = As2O5
AsO4{3-} + I{-} + H{+} = AsO3{3-} + I2 + H2O =>
AsO4{3-} + 2 I{-} + 2 H{+} = AsO3{3-} + I2 + H2O
COOO = CO3 =>
COOO = CO3
CaF2(s) + H2SO4(l) = CaSO4(s) + HF(g) =>
CaF2(s) + H2SO4(l) = CaSO4(s) + 2 HF(g)
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
PbO2 + Fe = Fe2O3 + Pb =>
3 PbO2 + 4 Fe = 2 Fe2O3 + 3 Pb
SiH2Cl2 + C2H2 = SiC + H2 + HCl =>
2 SiH2Cl2 + C2H2 = 2 SiC + H2 + 4 HCl
Cu(NO3)2(aq) + NaOH(aq) = Cu(OH)2(s) + Na(NO3) =>
Cu(NO3)2(aq) + 2 NaOH(aq) = Cu(OH)2(s) + 2 Na(NO3)
Br2 + SO2 + H2O = H2SO4 + HBr =>
Br2 + SO2 + 2 H2O = H2SO4 + 2 HBr
C3H5OCl + Na2CO3 + H2O = C3H8O3 + NaCl + CO2 =>
2 C3H5OCl + Na2CO3 + 3 H2O = 2 C3H8O3 + 2 NaCl + CO2
NaI + H2O = NaIH2O =>
NaI + H2O = NaIH2O
SnCl2 + HCl + O3 = SnCl4 + H2O =>
3 SnCl2 + 6 HCl + O3 = 3 SnCl4 + 3 H2O
La2O3 + MnO = Mn2O3 + LaO =>
La2O3 + 2 MnO = Mn2O3 + 2 LaO
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
MnO4 + H3 = Mn + H2O =>
3 MnO4 + 8 H3 = 3 Mn + 12 H2O
H3PO4 + CaCO3 = Ca(PO3)2 + CO2 + H2O =>
2 H3PO4 + CaCO3 = Ca(PO3)2 + CO2 + 3 H2O
Cr + CaSO4 = CrCa + SO4 =>
Cr + CaSO4 = CrCa + SO4
NH4Cl + NaOH + K2HgI4 = Hg2I3NH2 + KI + NaCl + H2O + HI =>
NH4Cl + NaOH + 2 K2HgI4 = Hg2I3NH2 + 4 KI + NaCl + H2O + HI
FeCl3 + H2O = Fe(OH)3 + HCl =>
FeCl3 + 3 H2O = Fe(OH)3 + 3 HCl
C12H16O3S2(s) + O2(g) = H2O(l) + CO2(g) + SO2(g) =>
2 C12H16O3S2(s) + 33 O2(g) = 16 H2O(l) + 24 CO2(g) + 4 SO2(g)
NaCN + H2SO4 = H2CN + NaSO4 =>
NaCN + H2SO4 = H2CN + NaSO4
NH4OH + HNO3 = NH3NO3 + O2 =>
NH4OH + 7 HNO3 = 4 NH3NO3 + 5 O2
KBiO3 + H2SO4 + KCr(SO4)2 = Bi2(SO4)3 + K2Cr2O7 + K2SO4 + H2O =>
6 KBiO3 + 4 H2SO4 + 4 KCr(SO4)2 = 3 Bi2(SO4)3 + 2 K2Cr2O7 + 3 K2SO4 + 4 H2O
MgO + H2O = Mg(OH)2 =>
MgO + H2O = Mg(OH)2
MnO2(s) + H2SO4(l) = Mn(SO4)2(s) + H2O(l) =>
MnO2(s) + 2 H2SO4(l) = Mn(SO4)2(s) + 2 H2O(l)
H2O + N2 = HNO3 + NH3 =>
9 H2O + 4 N2 = 3 HNO3 + 5 NH3
Na2S + Pb(CH3COO)2 = Na2(CH3COO)2 + PbS =>
Na2S + Pb(CH3COO)2 = Na2(CH3COO)2 + PbS
S2O3 + ClO2 = SO4 + Cl =>
2 S2O3 + 5 ClO2 = 4 SO4 + 5 Cl
BeO + NH4Cl = BeCl2 + NH3 + H2O =>
BeO + 2 NH4Cl = BeCl2 + 2 NH3 + H2O
NaCl + K2H2Sb2O7 = Na2H2Sb2O7 + KCl =>
2 NaCl + K2H2Sb2O7 = Na2H2Sb2O7 + 2 KCl
CH4 + Cl4 = HCl + C =>
CH4 + Cl4 = 4 HCl + C
HIO3 + AgNO3 = AgI + HNO2 + O2 =>
HIO3 + AgNO3 = AgI + HNO2 + 2 O2
HI + HNO3 = NO + H2O + I2 =>
6 HI + 2 HNO3 = 2 NO + 4 H2O + 3 I2
AlCe3 + NaOH = Al(OH)3 + NaCe =>
AlCe3 + 3 NaOH = Al(OH)3 + 3 NaCe
Cu{+2} + I{-} = I2 + CuI =>
2 Cu{+2} + 4 I{-} = I2 + 2 CuI
C2HAg + H2 = C2H2 + HAg =>
C2HAg + H2 = C2H2 + HAg
Cr2(SO4)3 + KOH = Cr(OH)3 + K2SO4 =>
Cr2(SO4)3 + 6 KOH = 2 Cr(OH)3 + 3 K2SO4
Ca2CrO4 = Ca + CrO4 =>
Ca2CrO4 = 2 Ca + CrO4
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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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