| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 K + 2 H2O = 2 KOH + H2
Ag2O + O2 = AgO =>
2 Ag2O + O2 = 4 AgO
C2H5Cl + KCN = C2H5CN + KCl =>
C2H5Cl + KCN = C2H5CN + KCl
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
H2SO4 + HNO3 = H2O + HSO4{-} + NO2{+} =>
H2SO4 + HNO3 = H2O + HSO4{-} + NO2{+}
Ca(OH)2 + SO2 = CaSO3 + H2O =>
Ca(OH)2 + SO2 = CaSO3 + H2O
CuSO4 + P2O5 + H2O = Cu3(PO4)2 + H2SO4 =>
3 CuSO4 + P2O5 + 3 H2O = Cu3(PO4)2 + 3 H2SO4
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
NH4HS(s) = NH3(aq) + H2S(aq) =>
NH4HS(s) = NH3(aq) + H2S(aq)
FeCO3 = FeO + CO2 =>
FeCO3 = FeO + CO2
Au2(CO3)3 + Hg(NO3)2 = Au(NO3)3 + HgCO3 =>
Au2(CO3)3 + 3 Hg(NO3)2 = 2 Au(NO3)3 + 3 HgCO3
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
HSO3{-} + H2O = SO4{2-} + H{+} + {-} =>
HSO3{-} + H2O = SO4{2-} + 3 H{+} + 2e
K2Cr2O7 + HCl = Cl2 + CrCl3 + H2O + KCl =>
K2Cr2O7 + 14 HCl = 3 Cl2 + 2 CrCl3 + 7 H2O + 2 KCl
H2SO4 + H2S = SO2 + H2O =>
3 H2SO4 + H2S = 4 SO2 + 4 H2O
Pb(CH3COO)2 + NaOH = NaCH3COO + Pb(OH)2 =>
Pb(CH3COO)2 + 2 NaOH = 2 NaCH3COO + Pb(OH)2
Al + Br2 = Al2(Br2)3 =>
2 Al + 3 Br2 = Al2(Br2)3
H2SO4 + NaOH + KOH = NaKSO4 + H2O =>
H2SO4 + NaOH + KOH = NaKSO4 + 2 H2O
KH2PO4 + HBr = H3PO4 + KBr =>
KH2PO4 + HBr = H3PO4 + KBr
FeCl3 + KSCN = FeSCN{2+} + K{+} + Cl{-} =>
FeCl3 + KSCN = FeSCN{2+} + K{+} + 3 Cl{-}
C6H7NClH + NaOH = C6H5NH2 + NaCl + H2O =>
C6H7NClH + NaOH = C6H5NH2 + NaCl + H2O
H2C2O4(aq) + KMnO4(aq) + HCl(aq) = MnO2(s) + CO2(g) + H2O(l) + KCl(aq) =>
3 H2C2O4(aq) + 2 KMnO4(aq) + 2 HCl(aq) = 2 MnO2(s) + 6 CO2(g) + 4 H2O(l) + 2 KCl(aq)
C6H4OHCOOH + NaOH = H2O + NaC6H4OHCOO =>
C6H4OHCOOH + NaOH = H2O + NaC6H4OHCOO
C16H32 + H2 = C16H34 =>
C16H32 + H2 = C16H34
K3Fe(CN)6 + H2SO4 = K2SO4 + Fe2(SO4)3 + HNO3 + CO + H2O + SO2 =>
2 K3Fe(CN)6 + 54 H2SO4 = 3 K2SO4 + Fe2(SO4)3 + 12 HNO3 + 12 CO + 48 H2O + 48 SO2
Cr + MnO = Mn + CrO4 =>
Cr + 4 MnO = 4 Mn + CrO4
KAl(SO4)2*12H2O + Na2CO3 = Al(OH)3 + K2SO4 + Na2SO4 + H2O + CO2 =>
2 KAl(SO4)2*12H2O + 3 Na2CO3 = 2 Al(OH)3 + K2SO4 + 3 Na2SO4 + 21 H2O + 3 CO2
NaOH + BaCl2 = NaCl + Ba(OH)2 =>
2 NaOH + BaCl2 = 2 NaCl + Ba(OH)2
CuO(s) + H(aq) = Cu(aq) + H2O(l) =>
CuO(s) + 2 H(aq) = Cu(aq) + H2O(l)
LiBr + Cl{-} = LiCl + Br{-} =>
LiBr + Cl{-} = LiCl + Br{-}
H{+} + S2O3{2-} = S8 + SO2 + H2O =>
16 H{+} + 8 S2O3{2-} = S8 + 8 SO2 + 8 H2O
Fe + Na2S = FeS + Na =>
Fe + Na2S = FeS + 2 Na
Fe2CO3(s) + CO(g) = Fe + CO2(g) =>
Fe2CO3(s) + CO(g) = 2 Fe + 2 CO2(g)
Cr2(SO4)3 + NaOH = Na3[Cr(OH)6] + Na2SO4 =>
Cr2(SO4)3 + 12 NaOH = 2 Na3[Cr(OH)6] + 3 Na2SO4
Fe2CO3(s) + CO(g) = Fe + CO2(g) =>
Fe2CO3(s) + CO(g) = 2 Fe + 2 CO2(g)
LiOH + Be(OH)2 = Li2[Be(OH)4] =>
2 LiOH + Be(OH)2 = Li2[Be(OH)4]
Mg3B2 + HCl = B4H10 + MgCl2 + H2 =>
2 Mg3B2 + 12 HCl = B4H10 + 6 MgCl2 + H2
K3PO4 + Ca(NO3)2 = K3(NO3) + Ca(PO4)2 =>
2 K3PO4 + Ca(NO3)2 = 2 K3(NO3) + Ca(PO4)2
Mg + P = Mg3P6 =>
3 Mg + 6 P = Mg3P6
C2H5OH + HCH3COO = CH3COOCH2CH3 + H2O =>
C2H5OH + HCH3COO = CH3COOCH2CH3 + H2O
C7H6O3 + FeCl3 = C7H5O3Fe + HCl3 =>
C7H6O3 + FeCl3 = C7H5O3Fe + HCl3
OCl{-} + H2O = HClO + OH{-} =>
OCl{-} + H2O = HClO + OH{-}
Ca3(PO4)3 + SiO2 + C = CaSiO3 + P + CO =>
Ca3(PO4)3 + 3 SiO2 + 9 C = 3 CaSiO3 + 3 P + 9 CO
AgSO3 + HCl = H2SO3 + AgCl2 =>
AgSO3 + 2 HCl = H2SO3 + AgCl2
Cu + H2SO3 = Cu(H2SO3) =>
Cu + H2SO3 = Cu(H2SO3)
AlCl3 + (NH4)2O = Al2O3 + (NH4)Cl =>
2 AlCl3 + 3(NH4)2O = Al2O3 + 6(NH4)Cl
HSO3{-} + H2O = SO4{2-} + H{+} + {-} =>
HSO3{-} + H2O = SO4{2-} + 3 H{+} + 2e
Cl2 + H2O = HCl + HClO =>
Cl2 + H2O = HCl + HClO
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
CuSO4 + SO2 + H2O = Cu + H2SO4 =>
CuSO4 + SO2 + 2 H2O = Cu + 2 H2SO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/26/24
Équations équilibrées sur11/25/23
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