Équations équilibrées la veille |
4 HNO3 = 2 H2O + 4 NO2 + O2
Cu + N + O2 = Cu(NO3)2 =>
Cu + 2 N + 3 O2 = Cu(NO3)2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
P + H2O = H3PO4 + PH3 =>
8 P + 12 H2O = 3 H3PO4 + 5 PH3
C3H3N3O3 + Na2CO3 = NaOCN + CO2 + H2O =>
2 C3H3N3O3 + 3 Na2CO3 = 6 NaOCN + 3 CO2 + 3 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
ZnS + O = ZnSO4 =>
ZnS + 4 O = ZnSO4
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
H2O2 + NaOH = H2O + NaO2 =>
3 H2O2 + 2 NaOH = 4 H2O + 2 NaO2
Fe + O2 = Fe2O7 =>
4 Fe + 7 O2 = 2 Fe2O7
Hg + NaCl = HgCl + Na =>
Hg + NaCl = HgCl + Na
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
Cr(NO3)3 + (NH4)2S = Cr2S3 + NH4NO3 =>
2 Cr(NO3)3 + 3(NH4)2S = Cr2S3 + 6 NH4NO3
HBr + K = KBr + H2 =>
2 HBr + 2 K = 2 KBr + H2
H2O2 + NaOH = H2O + NaO2 =>
3 H2O2 + 2 NaOH = 4 H2O + 2 NaO2
Co(NO3)2 + (NH4)2CO3 = (NH4)2NO3 + Co(CO3)2 =>
Co(NO3)2 + 2(NH4)2CO3 = 2(NH4)2NO3 + Co(CO3)2
Fe2O3 = Fe + O2 =>
2 Fe2O3 = 4 Fe + 3 O2
In + FeO = Fe + InO =>
In + FeO = Fe + InO
CH3COOH(aq) + NaOH(aq) = CH3COONa(aq) + H2O(l) =>
CH3COOH(aq) + NaOH(aq) = CH3COONa(aq) + H2O(l)
P4 + O2 = P4O10 =>
P4 + 5 O2 = P4O10
KIO3 + Mg + H2SO4 = MgSO4 + K2SO4 + H2O + I2 =>
2 KIO3 + 5 Mg + 6 H2SO4 = 5 MgSO4 + K2SO4 + 6 H2O + I2
ZnO + HCl = ZnCl2 + H2O = =>
ZnO + 2 HCl = ZnCl2 + H2O
C8H15Cl3 + AgNO3 = AgCl + C8H15 + NO3 =>
C8H15Cl3 + 3 AgNO3 = 3 AgCl + C8H15 + 3 NO3
Zn + H2O = H2 + ZnO =>
Zn + H2O = H2 + ZnO
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
Ca(HCO3)2 + HI = CaI2 + CO2 + H2O =>
Ca(HCO3)2 + 2 HI = CaI2 + 2 CO2 + 2 H2O
BaO2 + H2SO4 = BaSO4 + H2O2 =>
BaO2 + H2SO4 = BaSO4 + H2O2
CH3COOH + NaOH = CH3CNaO2 + H2O =>
CH3COOH + NaOH = CH3CNaO2 + H2O
K2S + Sn(NO3)4 = KNO3 + Sn2S4 =>
4 K2S + 2 Sn(NO3)4 = 8 KNO3 + Sn2S4
Mg(OH)2 = Mg + O2 + H2 =>
Mg(OH)2 = Mg + O2 + H2
KBrH2S = HBrHKS =>
KBrH2S = HBrHKS
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
AgF + AlBr3 = AgBr + AlF3 =>
3 AgF + AlBr3 = 3 AgBr + AlF3
Ca(NO3)2 + CH3COONa = (CH3COO)2Ca + NaNO3 =>
Ca(NO3)2 + 2 CH3COONa = (CH3COO)2Ca + 2 NaNO3
HCl + FeO + O2 = FeCl3 + H2O =>
12 HCl + 4 FeO + O2 = 4 FeCl3 + 6 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Pb(NO3)2 + LiCl = PbCl2 + LiNO3 =>
Pb(NO3)2 + 2 LiCl = PbCl2 + 2 LiNO3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
C10H12 + KMnO4 + H2SO4 = C9H6O5 + K2SO4 + MnSO4 + H2O =>
45 C10H12 + 148 KMnO4 + 222 H2SO4 = 50 C9H6O5 + 74 K2SO4 + 148 MnSO4 + 342 H2O
P + O2 = P4O10 =>
4 P + 5 O2 = P4O10
C6H5OH + H2CrO3 = C6H4O2 + Cr + H2O =>
C6H5OH + H2CrO3 = C6H4O2 + Cr + 2 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
K2CO3 + H2O = KHCO3 + KOH =>
K2CO3 + H2O = KHCO3 + KOH
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
C6H5OH + H2CrO3 = C6H4O2 + Cr + H2O =>
C6H5OH + H2CrO3 = C6H4O2 + Cr + 2 H2O
Fe(NO3)3 = Fe2O3 + NO2 + O2 =>
4 Fe(NO3)3 = 2 Fe2O3 + 12 NO2 + 3 O2
H2SO4 + BaCe2 = Ce2SO4 + BaH2 =>
H2SO4 + BaCe2 = Ce2SO4 + BaH2
Kl + AgNo3 = AgKl + No3 =>
Kl + AgNo3 = AgKl + No3
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