Pb + S
½
Pb + S ¨ PbS
]Ϊ
΄Ώ
Pb² (5N 200bV )
S² (6N)
οΠ
A^bN
dΚ
74.6mg
eν
SiO2KX
l@
@
DSCΘόΝκρΪΜΑMίφπ\¦B°»Ν165Εnάθ410ΕIΉBs[N251B
’Hr=297.5J/gB
Ά¬M
@Ά¬¨XRDΝ§ϋ»n
PbS
B
Ά¬GlM[’Hf=17Kcal/molB
IndexΦ