| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 K2CrO7 + 28 HCl = 4 KCl + 14 H2O + 9 Cl2 + 2 CrCl3
Na2S2O3 + NaClO + H2SO4 = Cl2 + H2O + Na2SO4 =>
Na2S2O3 + 8 NaClO + 3 H2SO4 = 4 Cl2 + 3 H2O + 5 Na2SO4
NO2 + H2O = H2O2 + N2O3 =>
2 NO2 + H2O = H2O2 + N2O3
MnCO3 + O2 = Mn3O4 + CO2 =>
6 MnCO3 + O2 = 2 Mn3O4 + 6 CO2
(NH4)2MoO4 + H2SO4 + Na2C2O4 = CO2 + H2O + Na2SO4 + Mo2O3 + NH3 =>
2(NH4)2MoO4 + 3 H2SO4 + 3 Na2C2O4 = 6 CO2 + 5 H2O + 3 Na2SO4 + Mo2O3 + 4 NH3
Na2S + HCl = NaCl + H2S =>
Na2S + 2 HCl = 2 NaCl + H2S
BaS(aq) + NH4Cl(aq) = BaCl2 + (NH4)2S =>
BaS(aq) + 2 NH4Cl(aq) = BaCl2 + (NH4)2S
FeS + O2 = FeO + SO2 =>
2 FeS + 3 O2 = 2 FeO + 2 SO2
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
KBr + Ca(OH)2 = K(OH)2 + CaBr =>
KBr + Ca(OH)2 = K(OH)2 + CaBr
CuO2H2 + H2S = H2O + CuS =>
CuO2H2 + H2S = 2 H2O + CuS
As3S5 + HNO3 = H3AsO4 + H2SO4 + H2O + NO2 =>
As3S5 + 45 HNO3 = 3 H3AsO4 + 5 H2SO4 + 13 H2O + 45 NO2
NO3{-} + H{+} + C6H11O = CO2 + H2O + N2 =>
66 NO3{-} + 66 H{+} + 10 C6H11O = 60 CO2 + 88 H2O + 33 N2
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
HgS + H2 = Hg + H2S =>
HgS + H2 = Hg + H2S
OH + H2S = S + H2O =>
2 OH + H2S = S + 2 H2O
B + O2 = B2O3 =>
4 B + 3 O2 = 2 B2O3
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Ba + CuCl2 = Cl2 + BaCu =>
Ba + CuCl2 = Cl2 + BaCu
FeBr3 + (NH4)2CO3 = FeCO3 + (NH4)2Br3 =>
FeBr3 + (NH4)2CO3 = FeCO3 + (NH4)2Br3
Na2B2O6*8H2O + CrCl3 + NaOH = Na2B4O7 + Na2Cr2O7 + H2O + NaCl =>
6 Na2B2O6*8H2O + 8 CrCl3 + 26 NaOH = 3 Na2B4O7 + 4 Na2Cr2O7 + 61 H2O + 24 NaCl
KHCO3 + HNO3 = KNO3 + H2O + CO2 =>
KHCO3 + HNO3 = KNO3 + H2O + CO2
K + H2SO4 = K2(SO4) + H2O + H2S =>
8 K + 5 H2SO4 = 4 K2(SO4) + 4 H2O + H2S
Mg + Cd2{+} = Mg2{+} + Cd =>
2 Mg + Cd2{+} = Mg2{+} + 2 Cd
K2H2F2 = K2F + H2 + F2 =>
2 K2H2F2 = 2 K2F + 2 H2 + F2
(NH4)2CO3 = NH3 + H2O + CO2 =>
(NH4)2CO3 = 2 NH3 + H2O + CO2
Pb4O = Pb + O2 =>
2 Pb4O = 8 Pb + O2
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
Pb(NO3)2(ac) + KCl(ac) = PbCl2(s) + KNO3(ac) =>
Pb(NO3)2(ac) + 2 KCl(ac) = PbCl2(s) + 2 KNO3(ac)
H2SO4 + RbOH = Rb2SO4 + H2O =>
H2SO4 + 2 RbOH = Rb2SO4 + 2 H2O
H3PO4 + FeBr3 = HBr + FePO4 =>
H3PO4 + FeBr3 = 3 HBr + FePO4
Zn(s) + Pb(NO3)2(aq) = Pb(s) + Zn(NO3)2(aq) =>
Zn(s) + Pb(NO3)2(aq) = Pb(s) + Zn(NO3)2(aq)
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
FeCl{-}3 + NaOH = Fe(OH){-}3 + NaCl =>
FeCl{-}3 + NaOH = Fe(OH){-}3 + NaCl
Hg + O2 = HgO =>
2 Hg + O2 = 2 HgO
C2H6 = C2H4 + H2 =>
C2H6 = C2H4 + H2
(NH4)2B4O7 + HCl + H2O = NH4Cl + H3BO3 =>
(NH4)2B4O7 + 2 HCl + 5 H2O = 2 NH4Cl + 4 H3BO3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Ag2SO4 + NaCl = AgCl + Na2SO4 =>
Ag2SO4 + 2 NaCl = 2 AgCl + Na2SO4
Cu3(PO4)2(H2O)3 = Cu2(PO4)(OH) + CuHPO4 + H2O =>
Cu3(PO4)2(H2O)3 = Cu2(PO4)(OH) + CuHPO4 + 2 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
ClH + Ba(OH)2 = BaCl2 + H2O =>
2 ClH + Ba(OH)2 = BaCl2 + 2 H2O
K2O2 + H2O = KOH + O2 =>
2 K2O2 + 2 H2O = 4 KOH + O2
C8H16 + O2 = CO2 + H2O =>
C8H16 + 12 O2 = 8 CO2 + 8 H2O
Br2 + CaF2 = Ca + BrF =>
Br2 + CaF2 = Ca + 2 BrF
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
PCl3 + H2O = H3PO4 + HCl + H2 =>
PCl3 + 4 H2O = H3PO4 + 3 HCl + H2
HgNO3(aq) + KCl(aq) = Hg2Cl2(s) + KNO3(aq) =>
2 HgNO3(aq) + 2 KCl(aq) = Hg2Cl2(s) + 2 KNO3(aq)
MnO4{-} + I{-} + H2O = Mn2{+} + I2 + OH{-} =>
4 MnO4{-} + 26 I{-} + 16 H2O = 2 Mn2{+} + 13 I2 + 32 OH{-}
Ag2 + H2SO4 = Ag2SO4 + SO2 + H2O =>
Ag2 + 2 H2SO4 = Ag2SO4 + SO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/12/24
Équations équilibrées sur12/12/23
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