oxidation state of n in cl2

1:45

3:27

1:43

2:39

7:54

4:53

2:16

13:15

کوتاه

53:07

1:49:07

1:44

26:28

5:20

3:13

1:16

1:16

20:21

4:53

21:40

19:46

24:03

38:08

51:14

36:08

56:43

44:03

37:10

1:38:35

20:06

46:07

2:11

1:25:09

2:03:02

39:36

1:44

49:31

41:14