Équations équilibrées la veille |
2 Cu2O + Cu2S = 6 Cu + SO2
C + O2 = CO2 =>
C + O2 = CO2
C12H26 + O2 = CO2 + H2O =>
2 C12H26 + 37 O2 = 24 CO2 + 26 H2O
Mg(NO3)2 + NH3 = H2O + Mg(OH)2 + N2 =>
3 Mg(NO3)2 + 10 NH3 = 12 H2O + 3 Mg(OH)2 + 8 N2
CH3BrH2O = HBrCH3OH =>
CH3BrH2O = HBrCH3OH
Mn(OH)4 + HK = MnK4 + H2O =>
Mn(OH)4 + 4 HK = MnK4 + 4 H2O
Cu + HNO3 + H2O + HCl = NO + H2[Cu(H2O)2Cl4] =>
3 Cu + 2 HNO3 + 2 H2O + 12 HCl = 2 NO + 3 H2[Cu(H2O)2Cl4]
CH4 + C = C2H4 =>
CH4 + C = C2H4
Na2CO3 + H2PO4 = Na2PO4 + CO2 + H2O =>
Na2CO3 + H2PO4 = Na2PO4 + CO2 + H2O
N2O5 + Ba2O = Ba2(NO3)2 =>
N2O5 + Ba2O = Ba2(NO3)2
C2H5NH2 + HNO3 = C2H5OH + N2O + H2O =>
C2H5NH2 + HNO3 = C2H5OH + N2O + H2O
C8H8O3 + NH4OH + CH3OH = C8H11NO2 + H2O =>
6 C8H8O3 + 7 NH4OH + 8 CH3OH = 7 C8H11NO2 + 19 H2O
Mo(NO3)5 + Li2Cr2O7 = LiNO3 + Mo2(Cr2O7)5 =>
2 Mo(NO3)5 + 5 Li2Cr2O7 = 10 LiNO3 + Mo2(Cr2O7)5
HF + Pt = PtF2 + H2 =>
2 HF + Pt = PtF2 + H2
K2[Zn(OH)4] + SO2 = K2SO3 + Zn(OH)2 + H2O =>
K2[Zn(OH)4] + SO2 = K2SO3 + Zn(OH)2 + H2O
HI + NaOH = NaI(s) + H2O(l) =>
HI + NaOH = NaI(s) + H2O(l)
FeCl3 + KSCN + AgNO3 = KCl + SCN + Fe(NO3)2 + Ag =>
FeCl3 + 3 KSCN + 2 AgNO3 = 3 KCl + 3 SCN + Fe(NO3)2 + 2 Ag
C2H2 + HNO3 = C2H3NO3 =>
C2H2 + HNO3 = C2H3NO3
AlBr3 + H2CO3 = Al2(CO3)3 + HBr =>
2 AlBr3 + 3 H2CO3 = Al2(CO3)3 + 6 HBr
MgCl2 + Ag2SO4 = MgSO4 + Ag2Cl2 =>
MgCl2 + Ag2SO4 = MgSO4 + Ag2Cl2
C7H8 + CH3OH = C9H12 + H2O =>
C7H8 + 2 CH3OH = C9H12 + 2 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Co + BrO3 = Co2O3 + Br =>
2 Co + BrO3 = Co2O3 + Br
Al2S3 + HCl = AlCl3 + H2S =>
Al2S3 + 6 HCl = 2 AlCl3 + 3 H2S
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
Al2S3 + HCl = AlCl3 + H2S =>
Al2S3 + 6 HCl = 2 AlCl3 + 3 H2S
KMnO4 + H2SO4 + H2C2O4 = MnSO4 + K2SO4 + H2O + CO2 =>
2 KMnO4 + 3 H2SO4 + 5 H2C2O4 = 2 MnSO4 + K2SO4 + 8 H2O + 10 CO2
Si + NaOH + H2O = Na2SiO3 + H2 =>
Si + 2 NaOH + H2O = Na2SiO3 + 2 H2
Sb2S3 + Fe = Sb + FeS =>
Sb2S3 + 3 Fe = 2 Sb + 3 FeS
Ba(ClO3)2 + H2SO4 = BaSO4 + HClO3 =>
Ba(ClO3)2 + H2SO4 = BaSO4 + 2 HClO3
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
KNO3(s) = K2O(s) + N2(g) + O2(g) =>
4 KNO3(s) = 2 K2O(s) + 2 N2(g) + 5 O2(g)
H2(SO4) + Na(NO2) = HNO2 + Na2SO4 =>
H2(SO4) + 2 Na(NO2) = 2 HNO2 + Na2SO4
Na + H20O = NaOH + H2 =>
2 Na + 2 H20O = 2 NaOH + 19 H2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Bi2S3 + HNO3 = Bi(NO3)2 + NO + S + H2O =>
3 Bi2S3 + 16 HNO3 = 6 Bi(NO3)2 + 4 NO + 9 S + 8 H2O
Na2O + HCl = NaCl + H2O =>
Na2O + 2 HCl = 2 NaCl + H2O
Mn + HNO3 = Mn(NO3)2 + N2 + H2O =>
5 Mn + 12 HNO3 = 5 Mn(NO3)2 + N2 + 6 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
AgCl + K2SO4 = Ag2SO4 + KCl =>
2 AgCl + K2SO4 = Ag2SO4 + 2 KCl
NaBH4 + BF3 = B2H6 + NaBF4 =>
3 NaBH4 + 4 BF3 = 2 B2H6 + 3 NaBF4
Ni + H2O = Ni(OH)2 + H2 =>
Ni + 2 H2O = Ni(OH)2 + H2
C10H18 + O2 = CO2 + H2O =>
2 C10H18 + 29 O2 = 20 CO2 + 18 H2O
BaCr2O4 + HCl = BaCl2 + H2Cr2O4 =>
BaCr2O4 + 2 HCl = BaCl2 + H2Cr2O4
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
Se + HNO3 = Se(NO3)2 + NO2 + H2O =>
Se + 4 HNO3 = Se(NO3)2 + 2 NO2 + 2 H2O
(NH4)2S(aq) + AgNO3(aq) = Ag2S + NH4NO3 =>
(NH4)2S(aq) + 2 AgNO3(aq) = Ag2S + 2 NH4NO3
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