Question

28
A part of periodic table has been shown below
17 18
14
15 16
13
1
2
GP
Pd.
1
2
G
1
F
А
D
C С
I
R
E
Answer the following questions based on the position of the element in
the above table.
(a) Which element is a noble gas? Give reason
(b) Which element is most metallic and why?
(c) Write the electronic configuration of D and H.​

Answer 1

Answer:

Nobel gas are those whose valancy is 0 ex neon, argon, helium etc