Electronic structure of the first twenty elements in the Periodic Table
Group I
1
1H
Group 2
7
9
3Li
Group 13
Group 14
Group 15
Group 16
Group 17
1. Draw the electronic structure for each element (this is shown for neon)
2. In the grey area under each structure write out the electronic structure (this is shown for neon – 2,8)
Questions – What do the elements in each Group have in common?
What do the elements in each Period (row) have in common?
11
5B
4Be
12
6C
14
7N
16
8O
19
9F
Group 18
4
2He
20
10Ne
x x
x x
x
x
x
x
xx
2,8
23
11Na
24
12Mg
39
19K
40
20Ca
Rb
Sr
TRANSITION
METALS
27
13Al
28
14Si
31
15P
32
16S
35
17Cl
40
18Ar
Ga
Ge
As
Se
Br
Kr
In
Sn
Sb
Te
I
Xe