LEC#1 HALOGENS
53:49
3
LEC#16 COMPOUNDS OF XENON
41:11
4
LEC#5 COMPOUNDS OF HALOGENS (PART-2)
40:18
5
LEC#17 SULPHURIC ACID (PART-2)
38:05
6
LEC#4 COMPOUNDS OF HALOGENS (PART-1)
31:05
7
LEC#8 OXYACIDS (PART-1)
28:45
8
LEC#2 PECULIAR BEHAVIOUR OF FLUORINE
37:18
9
LEC#6 OXIDES OF HALOGENS
36:28
11
12
LEC#9 OXYACIDS (PART-2)
27:30
13
LEC#11 BLEACHING POWDER (PART-1)
25:02
14
LEC#12 BLEACHING POWDER (PART-2)
24:29
15
17
LEC#10 PERCHLORIC ACID
19:41
18
LEC#14 NOBLE GASES
27:56

LEC#1 HALOGENS