| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Zn + 2 C2H4O2(s) = H2 + 2 Zn(O2CCH3)
C2H4 + O2 = CO2 + H2O3 =>
C2H4 + 5 O2 = 2 CO2 + 2 H2O3
Fe(ii) + H2O = Fe(ii)O + H =>
Fe(ii) + H2O = Fe(ii)O + 2 H
HNO3 + C2H5OH = NO2 + H2O + C2H4O =>
2 HNO3 + C2H5OH = 2 NO2 + 2 H2O + C2H4O
Ag2O(s) = Ag + O =>
Ag2O(s) = 2 Ag + O
K2O + HNO2 = KNO2 + H2O =>
K2O + 2 HNO2 = 2 KNO2 + H2O
MoCl4 = MoCl3 + Cl2 =>
2 MoCl4 = 2 MoCl3 + Cl2
KMnO4 + K2S + H2O = S + MnO2 + KOH =>
2 KMnO4 + 3 K2S + 4 H2O = 3 S + 2 MnO2 + 8 KOH
U + NO3{-} + H{+} = UO22{+} + NO + H2O =>
U + 15 NO3{-} + 16 H{+} = UO22{+} + 15 NO + 8 H2O
GaBr3 + Na2 + SO3 = Ga2(SO3)3 + NaBr =>
2 GaBr3 + 3 Na2 + 3 SO3 = Ga2(SO3)3 + 6 NaBr
Al2S3 + Na = Al + Na2S =>
Al2S3 + 6 Na = 2 Al + 3 Na2S
Ba(HCO3)2 + HNO3 = Ba(NO3)2 + H2O + CO2 =>
Ba(HCO3)2 + 2 HNO3 = Ba(NO3)2 + 2 H2O + 2 CO2
HZn + O2 = Zn + H2O =>
4 HZn + O2 = 4 Zn + 2 H2O
Fe3C2O2 + O2 = Fe2O3 + CO2 =>
4 Fe3C2O2 + 13 O2 = 6 Fe2O3 + 8 CO2
K4Fe(CN)6 + KMnO4 + H2SO4 = CO2 + H2O + KHSO4 + HNO3 + MnSO4 + Fe2(SO4)3 =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 60 CO2 + 188 H2O + 162 KHSO4 + 60 HNO3 + 122 MnSO4 + 5 Fe2(SO4)3
C9H3O9 + O2 = CO2 + H2O =>
4 C9H3O9 + 21 O2 = 36 CO2 + 6 H2O
FeCl3(aq) + KSCN(aq) = Fe(SCN)3(aq) + KCl(s) =>
FeCl3(aq) + 3 KSCN(aq) = Fe(SCN)3(aq) + 3 KCl(s)
C3H8O2 + O2 = H2CO3 + H2O =>
C3H8O2 + 4 O2 = 3 H2CO3 + H2O
Fe + SCN + NaOH = Fe(OH)3 + Na2SCN =>
2 Fe + 3 SCN + 6 NaOH = 2 Fe(OH)3 + 3 Na2SCN
Cl2 + NaI = Cl2NaI =>
Cl2 + NaI = Cl2NaI
Sr(OH)2 + P2O5 = Sr3(PO4)2 + H2O =>
3 Sr(OH)2 + P2O5 = Sr3(PO4)2 + 3 H2O
Cr + Fe{3+} = Fe + Cr{3+} =>
Cr + Fe{3+} = Fe + Cr{3+}
CH4 + F2 = C + HF =>
CH4 + 2 F2 = C + 4 HF
K4Fe(CN)6 + AgNO3 = Ag4Fe(CN)6 + KNO3 =>
K4Fe(CN)6 + 4 AgNO3 = Ag4Fe(CN)6 + 4 KNO3
ZnO(s) + C(s) = Zn(s) + CO2(g) =>
2 ZnO(s) + C(s) = 2 Zn(s) + CO2(g)
Na2S2O3 + AgCl = NaCl + AgS + O2 =>
2 Na2S2O3 + 4 AgCl = 4 NaCl + 4 AgS + 3 O2
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
Mg + AuNO3 = Au + MgNO3 =>
Mg + AuNO3 = Au + MgNO3
KY + Cl2 = KCl + Y =>
2 KY + Cl2 = 2 KCl + 2 Y
Ba3(AsO4)2 + Mg = Mg(AsO4)2 + Ba =>
Ba3(AsO4)2 + Mg = Mg(AsO4)2 + 3 Ba
K2O + HNO2 = KNO2 + H2O =>
K2O + 2 HNO2 = 2 KNO2 + H2O
C2N2 + Fe = CFe4 + NFe3 =>
C2N2 + 14 Fe = 2 CFe4 + 2 NFe3
Na3(Sb(OH)6) + H2SO4 = Sb2(SO4)3 + NaOH + H2O =>
2 Na3(Sb(OH)6) + 3 H2SO4 = Sb2(SO4)3 + 6 NaOH + 6 H2O
CO + Cl2 + KOH = KCl + H2O + CO2 =>
CO + Cl2 + 2 KOH = 2 KCl + H2O + CO2
C7H8(g) + O2(g) = CO2(g) + H2O(g) =>
C7H8(g) + 9 O2(g) = 7 CO2(g) + 4 H2O(g)
Ce2(SO4)3 + Na2CO3 = Ce2(CO3)3 + Na2SO4 =>
Ce2(SO4)3 + 3 Na2CO3 = Ce2(CO3)3 + 3 Na2SO4
PbCl2 + K2S = PbS + KCl =>
PbCl2 + K2S = PbS + 2 KCl
(NH4)2SO4 + NaI = NH4I + Na2SO4 =>
(NH4)2SO4 + 2 NaI = 2 NH4I + Na2SO4
Pb(NO3)4(aq) + NACl(aq) = PbCl4(s) + NANO3(aq) =>
Pb(NO3)4(aq) + 4 NACl(aq) = PbCl4(s) + 4 NANO3(aq)
Ag2O(s) + C(s) = CO2(g) + Ag =>
2 Ag2O(s) + C(s) = CO2(g) + 4 Ag
FeCl3 + Al(OH)3 = Fe(OH)3 + Cl3Al =>
FeCl3 + Al(OH)3 = Fe(OH)3 + Cl3Al
CaCl2 + K2CO3 = CaO2 + K2CCl3 =>
3 CaCl2 + 2 K2CO3 = 3 CaO2 + 2 K2CCl3
Mg + HNO3 = Mg(NO3)2 + H2O + N2 =>
5 Mg + 12 HNO3 = 5 Mg(NO3)2 + 6 H2O + N2
Na2CO3 = CO3Na2 =>
Na2CO3 = CO3Na2
CaCO3(s) + HCl(aq) = H2O(l) + CO2(g) + CaCl2(s) =>
CaCO3(s) + 2 HCl(aq) = H2O(l) + CO2(g) + CaCl2(s)
(NH2OH)2HCl + C6H10O = C6H11ON + HCl + HOH =>
(NH2OH)2HCl + 2 C6H10O = 2 C6H11ON + HCl + 2 HOH
H2CO3 + NaOH = HOH + Na2CO3 =>
H2CO3 + 2 NaOH = 2 HOH + Na2CO3
Ca{2+} + Sn = Sn{2+} + Ca =>
Ca{2+} + Sn = Sn{2+} + Ca
K2SO4 + FeSO4 = K2Fe2S3O12 =>
K2SO4 + 2 FeSO4 = K2Fe2S3O12
Al2S3 + NH4NO3 = Al(NO3)3 + (NH4)2S =>
Al2S3 + 6 NH4NO3 = 2 Al(NO3)3 + 3(NH4)2S
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/18/25
Équations équilibrées sur03/20/24
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