| Équations équilibrées la veille | Équations équilibrées le lendemain |
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
H2O2 + K2Cr2O7 = Cr2O3 + O2 + KOH =>
H2O2 + K2Cr2O7 = Cr2O3 + 2 O2 + 2 KOH
He + O = He2O =>
2 He + O = He2O
FeCl3 + K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + KCl =>
4 FeCl3 + 3 K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + 12 KCl
Ba(OH)2 + KOH = K2[Ba(OH)4] =>
Ba(OH)2 + 2 KOH = K2[Ba(OH)4]
CaF2 + H2 = HF + Ca =>
CaF2 + H2 = 2 HF + Ca
KClO3 + C2O4H2 = ClO2 + CO2 + K2C2O4 + H2O =>
2 KClO3 + 2 C2O4H2 = 2 ClO2 + 2 CO2 + K2C2O4 + 2 H2O
C2H6O + Cr2O7{-} + H{+} = C2H4O + H2O + Cr{+} =>
11 C2H6O + 2 Cr2O7{-} + 6 H{+} = 11 C2H4O + 14 H2O + 4 Cr{+}
Cu + Na3PO4 = CuPO4 + Na =>
Cu + Na3PO4 = CuPO4 + 3 Na
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
NaHS + O2 = S + NaOH =>
2 NaHS + O2 = 2 S + 2 NaOH
CaCl2(aq) + K2CO3(aq) = KCl(aq) + CaCO3(aq) =>
CaCl2(aq) + K2CO3(aq) = 2 KCl(aq) + CaCO3(aq)
Sn{2}Cl2 + Hg{2}Cl2 = Hg{+}Cl + Sn{4}Cl4 =>
Sn{2}Cl2 + 2 Hg{2}Cl2 = 2 Hg{+}Cl + Sn{4}Cl4
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
P + Br = PBr3 =>
P + 3 Br = PBr3
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
Br + NaI = NaBr + I =>
Br + NaI = NaBr + I
H3AsO4 = As2O5 + H2O =>
2 H3AsO4 = As2O5 + 3 H2O
(CO3)2 + Mg = MgCO3 =>
(CO3)2 + 2 Mg = 2 MgCO3
MgCO3 + SiO2 = Mg2SiO4 + CO2 =>
2 MgCO3 + SiO2 = Mg2SiO4 + 2 CO2
K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + O =>
K2Cr2O7 + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 4 H2O + 3 O
Ag + H2O = AgO + H2 =>
Ag + H2O = AgO + H2
Br2 + AI = AIBr3 =>
3 Br2 + 2 AI = 2 AIBr3
H2O + AgI = HI + Ag2O =>
H2O + 2 AgI = 2 HI + Ag2O
C2H3Br3 + O2 = CO2 + HBr =>
C2H3Br3 + 2 O2 = 2 CO2 + 3 HBr
NH4OH(aq) + H2SO4(aq) = NH4HSO4 + H2O =>
NH4OH(aq) + H2SO4(aq) = NH4HSO4 + H2O
Sr + H2O = SrO + H2 =>
Sr + H2O = SrO + H2
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
(NH4)2SO4 + Pb(OH)2 = PbSO4 + NH4OH =>
(NH4)2SO4 + Pb(OH)2 = PbSO4 + 2 NH4OH
CoOOH = Co3O4 + H2O + O2 =>
12 CoOOH = 4 Co3O4 + 6 H2O + O2
CH03(CH02)02CH03 + O02 = CO02 + H02O =>
2 CH03(CH02)02CH03 + 13 O02 = 8 CO02 + 10 H02O
NH4VO3 + H2SO4 + H2O2 = H4V2O10 + (NH4)2SO4 + H2O =>
2 NH4VO3 + H2SO4 + 3 H2O2 = H4V2O10 + (NH4)2SO4 + 2 H2O
K4Fe(CN)6 + KMnO4 + H2SO4 = Fe2(SO4)3 + K2SO4 + MnSO4 + CO2 + H2O + HNO3 =>
10 K4Fe(CN)6 + 122 KMnO4 + 218 H2SO4 = 5 Fe2(SO4)3 + 81 K2SO4 + 122 MnSO4 + 60 CO2 + 188 H2O + 60 HNO3
Cl2O + Ba(OH)2 = BaO + ClOH =>
Cl2O + Ba(OH)2 = BaO + 2 ClOH
HO2CCH(OH)CH(OH)CO2H + NaOH = HO2CCH(OH)CH(OH)CO2Na + H2O =>
HO2CCH(OH)CH(OH)CO2H + NaOH = HO2CCH(OH)CH(OH)CO2Na + H2O
Na2SO3 + Br2 + H2O = Na2SO4 + HBr =>
Na2SO3 + Br2 + H2O = Na2SO4 + 2 HBr
KMnO4 + KOH = K2MnO4 + O2 + H2O =>
4 KMnO4 + 4 KOH = 4 K2MnO4 + O2 + 2 H2O
Na2SO4*10H2O = Na2SO4 + H2O =>
Na2SO4*10H2O = Na2SO4 + 10 H2O
K3AlO3 + HNO3 = Al(OH)3 + KNO3 =>
K3AlO3 + 3 HNO3 = Al(OH)3 + 3 KNO3
Al(OH)3 + RbOH = RbAlO2 + H2O =>
Al(OH)3 + RbOH = RbAlO2 + 2 H2O
B2O3(s) + HF(aq) = BF3(g) + H2O =>
B2O3(s) + 6 HF(aq) = 2 BF3(g) + 3 H2O
Na2SiO2 + FeCl2 = NaCl + FeSiO2 =>
Na2SiO2 + FeCl2 = 2 NaCl + FeSiO2
ZnCl2 + BaCl2 + FeCl3 + H2O = BaFe12ZnO19 + Cl2 + H2 =>
ZnCl2 + BaCl2 + 12 FeCl3 + 19 H2O = BaFe12ZnO19 + 20 Cl2 + 19 H2
Se + HNO3 = H2SeO3 + NO2 + H2O =>
Se + 4 HNO3 = H2SeO3 + 4 NO2 + H2O
CH2OCOC17H35CHOCOC17H35CH2OCOC17H35 + O2 = CO2 + H2O =>
2 CH2OCOC17H35CHOCOC17H35CH2OCOC17H35 + 163 O2 = 114 CO2 + 110 H2O
CuO + NH4OH + (NH4)2SO4 = (Cu(NH3)4)SO4 + H2O =>
CuO + 2 NH4OH + (NH4)2SO4 = (Cu(NH3)4)SO4 + 3 H2O
Li + CaCl2 = LiCl + Ca =>
2 Li + CaCl2 = 2 LiCl + Ca
KClO3 + H2SO4 = O2 + KHSO4 + Cl2 + H2O =>
4 KClO3 + 4 H2SO4 = 5 O2 + 4 KHSO4 + 2 Cl2 + 2 H2O
H{+} + Fe{2+} + ClO3{-} = Fe{3+} + Cl{-} + H2O =>
6 H{+} + 6 Fe{2+} + ClO3{-} = 6 Fe{3+} + Cl{-} + 3 H2O
CaCl2 + H2SO4 = CaSO4 + HCl =>
CaCl2 + H2SO4 = CaSO4 + 2 HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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