1
LEC#12 HYDRATION ENERGY
31:36
3
LEC#3 MODERN PERIODIC TABLE (A)
36:10
5
LEC#14 HYDRIDES
39:40
6
LEC#15 OXIDES
36:48
7
LEC#16 THE POSITION OF HYDROGEN
25:34
8
LEC#13 HALIDES
27:48
9
LEC#11 ELECTRICAL CONDUCTANCE
23:25
LEC#7 ELECTRON AFFINITY
51:32
11
LEC#10 OXIDATION STATE
43:07
12
LEC#9 MELTING AND BOILING POINTS
40:03
13
14
LEC#6 IONIZATION ENERGY
50:55
15
LEC#5 ATOMIC SIZE
40:26
16
LEC#4 MODERN PERIODIC TABLE (B)
28:20

LEC#7 ELECTRON AFFINITY