Question

II
III
IV
V
VI
VIL
VIII
Periods A BA BA BA BA BA BA B
B
Techno Text Book
He
3.3. Main feature
24 B
Mn Fe
25 26
27
Ni
28 kr
29
37
38 din
39 Sn
1 1
2 3
43 44
45
46 /
73
Re Os
75 76
Ir
77
Pt
78
At
79
80 81
82
PO
84
83
Rn
86
7
(58-71)
Lanthanides series
Glong with anthemum) 58
Pr Nd Pm Sm Eu
59 60 61 62 63 64
VI - Chemist
65
Dy Ho Er Tm
66 67 68 69
Yb
70
Lu
71​

Answer 1

Answer:

II

III

IV

V

VI

VIL

VIII

Periods A BA BA BA BA BA BA B

B

Techno Text Book

He

3.3. Main feature

24 B

Mn Fe

25 26

27

Ni

28 kr

29

37

38 din

39 Sn

1 1

2 3

43 44

45

46 /

73

Re Os

75 76

Ir

77

Pt

78

At

79

80 81

82

PO

84

83

Rn

86

7

(58-71)

Lanthanides series

Glong with anthemum) 58

Pr Nd Pm Sm Eu

59 60 61 62 63 64

VI - Chemist

65

Dy Ho Er Tm

66 67 68 69

Yb

70

Lu

71