| Équations équilibrées la veille |
PbO + 2 OH = PbO2 + H2O
K2S + Cu(NO3)2 = KNO3 + Cu2S2 =>
2 K2S + 2 Cu(NO3)2 = 4 KNO3 + Cu2S2
Cu(s) + H2O2(ac) + HCl = CuCl2(ac) + H2O(l) =>
Cu(s) + H2O2(ac) + 2 HCl = CuCl2(ac) + 2 H2O(l)
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
Na3C6H5O7 + H2O = C6H8O7 + Na + OH =>
Na3C6H5O7 + 3 H2O = C6H8O7 + 3 Na + 3 OH
KBr + I2 = I2Br + K =>
KBr + I2 = I2Br + K
SCu = CuS =>
SCu = CuS
K2Cr2O7 + Ca(OH)2 = KOH + Ca2(Cr2O7)2 =>
2 K2Cr2O7 + 2 Ca(OH)2 = 4 KOH + Ca2(Cr2O7)2
Ag + Br = Ag3Br3 =>
3 Ag + 3 Br = Ag3Br3
Ag + H2O = Ag2O3 + H2 =>
2 Ag + 3 H2O = Ag2O3 + 3 H2
MnSO4 + KClO3 + H2SO4 = KMnO4 + Cl2(SO4)3 + K2SO4 + H2O =>
4 MnSO4 + 10 KClO3 + 14 H2SO4 = 4 KMnO4 + 5 Cl2(SO4)3 + 3 K2SO4 + 14 H2O
LiOH(aq) + SO3(l) = H2O(l) + Li2SO4(aq) =>
2 LiOH(aq) + SO3(l) = H2O(l) + Li2SO4(aq)
AgNO3 + NaOH = HNO4 + AgNa =>
AgNO3 + NaOH = HNO4 + AgNa
PbCl2(aq) + KI(aq) = PbI2 + KCl =>
PbCl2(aq) + 2 KI(aq) = PbI2 + 2 KCl
CeO + O2 = CeO2 =>
2 CeO + O2 = 2 CeO2
K3{+}[Fe{3+}(CN)6] + Zn{2+}SO4 = Zn2{2+}[Fe{2+}(CN)6] + K2{+}SO4{-} =>
4 K3{+}[Fe{3+}(CN)6] + 2 Zn{2+}SO4 = Zn2{2+}[Fe{2+}(CN)6] + 6 K2{+}SO4{-}
Li2O + H2SO3 = Li2SO4 + H2 =>
Li2O + H2SO3 = Li2SO4 + H2
AgNO3(aq) + NACl(aq) = AgCl(s) + NANO3(aq) =>
AgNO3(aq) + NACl(aq) = AgCl(s) + NANO3(aq)
H2SO4 + Na2S2O3*5H2O = Na2SO4 + S8 + H2O =>
2 H2SO4 + 6 Na2S2O3*5H2O = 6 Na2SO4 + S8 + 32 H2O
Mn(NO3)2 + Fe = Fe(NO3)2 + Mn =>
Mn(NO3)2 + Fe = Fe(NO3)2 + Mn
H3BO3 + H3PO4 + C4H12NCl + NaBr = BP + CO2 + H2O + N2 + NaCl + Br2 =>
7 H3BO3 + 7 H3PO4 + 2 C4H12NCl + 2 NaBr = 7 BP + 8 CO2 + 33 H2O + N2 + 2 NaCl + Br2
Ca(OH)2 + Na(OH) + H2SO4 = CaNa2(SO4)2 + H2O =>
Ca(OH)2 + 2 Na(OH) + 2 H2SO4 = CaNa2(SO4)2 + 4 H2O
Na2SO3 + Cl2 + H2O = NaCl + H2SO4 =>
Na2SO3 + Cl2 + H2O = 2 NaCl + H2SO4
CH3COOH + BaCrO4 = Ba(CH3COO)2 + H2CrO4 =>
2 CH3COOH + BaCrO4 = Ba(CH3COO)2 + H2CrO4
ZnO + BaSO4 = BaZnO2 + SO3 =>
ZnO + BaSO4 = BaZnO2 + SO3
BaO + H2O = Ba(OH)2 =>
BaO + H2O = Ba(OH)2
AlOHBr2 = AlOH + Br =>
AlOHBr2 = AlOH + 2 Br
Co(SCN)4{2-} = Co{2+} + SCN{-} =>
Co(SCN)4{2-} = Co{2+} + 4 SCN{-}
Mg(s) + I2 = MgI2 =>
Mg(s) + I2 = MgI2
Cu(OH)2 + HCl = CuCl2 + H2O = =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
S8 + KOH = K2S + K2SO4 + H2O =>
S8 + 16 KOH = 6 K2S + 2 K2SO4 + 8 H2O
Sb2O5 + Al + H{+} = SbO{+} + Al{3+} + H2O =>
3 Sb2O5 + 4 Al + 18 H{+} = 6 SbO{+} + 4 Al{3+} + 9 H2O
C4H6 + C4H2O3 + H2O = C8H10O4 =>
C4H6 + C4H2O3 + H2O = C8H10O4
BaO + CuO = Ba28Cu72O + O =>
28 BaO + 72 CuO = Ba28Cu72O + 99 O
Pb(NO3)2 + MnSO4 = PbSO4 + Mn(NO3)2 =>
Pb(NO3)2 + MnSO4 = PbSO4 + Mn(NO3)2
Ba(NO3)2 + H2CO3 = BaCO3 + HNO3 =>
Ba(NO3)2 + H2CO3 = BaCO3 + 2 HNO3
BF3 + Li2SO4 = LiF + B2(SO4)3 =>
2 BF3 + 3 Li2SO4 = 6 LiF + B2(SO4)3
CH2Cl2 + O = CO2 + H2O + Cl2 =>
CH2Cl2 + 3 O = CO2 + H2O + Cl2
KO2 + H2O = O2 + KOH =>
4 KO2 + 2 H2O = 3 O2 + 4 KOH
MgO + Si + HCl = MgCl2 + SiO2 + H2 =>
2 MgO + Si + 4 HCl = 2 MgCl2 + SiO2 + 2 H2
NH4NO3 + H2O = NH4OH + HNO3 =>
NH4NO3 + H2O = NH4OH + HNO3
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
Fe2O3 + HCl + H2O = FeCl3*6H2O =>
Fe2O3 + 6 HCl + 9 H2O = 2 FeCl3*6H2O
MnO2 + H2SO4 = MnSO4 + O2 + H2O =>
2 MnO2 + 2 H2SO4 = 2 MnSO4 + O2 + 2 H2O
Mg + CuSO4 = MgSO4 + Cu =>
Mg + CuSO4 = MgSO4 + Cu
HNO2 + Fe = NO + Fe(NO3)2 + H2O =>
8 HNO2 + Fe = 6 NO + Fe(NO3)2 + 4 H2O
FeS2 + Cl2 + KOH = K2SO4 + K2FeO4 + KCl + H2O =>
FeS2 + 9 Cl2 + 24 KOH = 2 K2SO4 + K2FeO4 + 18 KCl + 12 H2O
AsCl3 + C2H2 + AlCl3 = (ClC2H2)3As*AlCl3 =>
AsCl3 + 3 C2H2 + AlCl3 = (ClC2H2)3As*AlCl3
CH2Cl2 + H2O = CH2(OH)2 + HCl =>
CH2Cl2 + 2 H2O = CH2(OH)2 + 2 HCl
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Équations équilibrées sur10/17/24
Équations équilibrées sur11/16/23
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