| Équations équilibrées la veille |
N2 + 2 HCl = 2 NHCl
HF + CI = F2 + HCI =>
2 HF + 2 CI = F2 + 2 HCI
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Mg + Cu{+}Cl{-}2 = Mg{+2}Cl{-}2 + Cu =>
Mg + 2 Cu{+}Cl{-}2 = Mg{+2}Cl{-}2 + 2 Cu
SnO2 + H2 = Sn + H(OH) =>
SnO2 + 2 H2 = Sn + 2 H(OH)
C9H8O4 + NaCl = HCl + C9H7O4Na =>
C9H8O4 + NaCl = HCl + C9H7O4Na
Br2 + H2AsO4 = As4 + HBrO2 =>
4 Br2 + 4 H2AsO4 = As4 + 8 HBrO2
C125H85 + H2O2 = CO2 + H2O =>
2 C125H85 + 585 H2O2 = 250 CO2 + 670 H2O
Si + NaOH + H2O = H2 + Na2SiO3 =>
Si + 2 NaOH + H2O = 2 H2 + Na2SiO3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NH4Cl(aq) + LiOH(aq) = LiCl + NH3 + H2O =>
NH4Cl(aq) + LiOH(aq) = LiCl + NH3 + H2O
KI + Fe2(SO4)3 = FeI3 + K2SO4 =>
6 KI + Fe2(SO4)3 = 2 FeI3 + 3 K2SO4
CuS + HNO3 = CuNO3 + H2SO4 + NO + H2O =>
3 CuS + 10 HNO3 = 3 CuNO3 + 3 H2SO4 + 7 NO + 2 H2O
KOH + Cr(OH)3 = H2O + KCrO2 =>
KOH + Cr(OH)3 = 2 H2O + KCrO2
Cu + Ag2S = CuS + Ag =>
Cu + Ag2S = CuS + 2 Ag
CsI3 + S2O3{2-} = S4O6{2-} + Cs{+} + I{-} =>
CsI3 + 2 S2O3{2-} = S4O6{2-} + Cs{+} + 3 I{-}
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
H2SO4 + LiOH = H2O + LiHSO4 =>
H2SO4 + LiOH = H2O + LiHSO4
NaOH + H2S = Na2S + H2O =>
2 NaOH + H2S = Na2S + 2 H2O
Cu + AuCl3 = Au + CuCl =>
3 Cu + AuCl3 = Au + 3 CuCl
CuSO4 + Zn = Cu + ZnSO4 =>
CuSO4 + Zn = Cu + ZnSO4
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
C3H4O2 + O2 = CO2 + H2O =>
C3H4O2 + 3 O2 = 3 CO2 + 2 H2O
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
NaCl + AgNO3 = NaNO3 + AgCl = =>
NaCl + AgNO3 = NaNO3 + AgCl
Mg{+2} + Fe = Mg + Fe{+3} =>
3 Mg{+2} + 2 Fe = 3 Mg + 2 Fe{+3}
NaI + AgNO3 = AgI + NaNO3 =>
NaI + AgNO3 = AgI + NaNO3
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
FeCl2 + KMnO4 + HCl = FeCl3 + MnCl2 + H2O + KCl =>
5 FeCl2 + KMnO4 + 8 HCl = 5 FeCl3 + MnCl2 + 4 H2O + KCl
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
cyclohexane = C6H4(CH3)2 + hydrogen =>
4 C6H12 = 3 C6H4(CH3)2 + 9 H2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Al2 + H2O(g) = Al2O3 + H2 =>
Al2 + 3 H2O(g) = Al2O3 + 3 H2
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
KClOH2O = HClOKOH =>
KClOH2O = HClOKOH
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Zn2 + H2SO4 = ZnH + ZnHSO4 =>
Zn2 + H2SO4 = ZnH + ZnHSO4
PbCl2 + NH3 = Pb(NH3)2 + Cl2 =>
PbCl2 + 2 NH3 = Pb(NH3)2 + Cl2
BaO + P2O5 = BaP2 + O =>
BaO + P2O5 = BaP2 + 6 O
Al4C3 + HCl = AlCl3 + CH4 =>
Al4C3 + 12 HCl = 4 AlCl3 + 3 CH4
H2(g) + S8(g) = H2S(g) =>
8 H2(g) + S8(g) = 8 H2S(g)
(NH4)2S + Co(NO3)2 = CoS + NH4NO3 =>
(NH4)2S + Co(NO3)2 = CoS + 2 NH4NO3
H3PO4 + NaOH = H3(OH) + Na(PO4) =>
H3PO4 + NaOH = H3(OH) + Na(PO4)
Fe + KMnO4 = FeKMnO4 =>
Fe + KMnO4 = FeKMnO4
MgCl2 + AgNO3 = AgCl(s) + Mg(NO3)2 =>
MgCl2 + 2 AgNO3 = 2 AgCl(s) + Mg(NO3)2
C6H5CH2OH + MnO4 + {-}4H{+} = C6H5COOH + Mn{-2} + H2O =>
2 C6H5CH2OH + MnO4 + 2{-}4H{+} = 2 C6H5COOH + Mn{-2} + 2 H2O
Zn + S8 = ZnS =>
8 Zn + S8 = 8 ZnS
HCHO + Cu(OH)2 = CuOH + CO + H2O =>
HCHO + 2 Cu(OH)2 = 2 CuOH + CO + 2 H2O
Co(NO3)2 + NH4SCN = Co(SCN) + NH4 + NO3 =>
Co(NO3)2 + NH4SCN = Co(SCN) + NH4 + 2 NO3
BrI2 + Au = BrAu2 + I =>
BrI2 + 2 Au = BrAu2 + 2 I
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Équations équilibrées sur01/28/25
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