Question

(3)
Q.9. The following table shows the position
of five elements A,B,C,D and E in the
modern periodic table:
Group
1
2 3 to 12
13
14
15
16
17
18
Perioalla
DA
2
A
B
C
3
D
E
Answer the following giving reasons:(1x3)
(1) Which element is a metal with valency
two?
(II) Which element is least reactive?
(III) Out of D and E which element has
smaller atomic radius?
for the following:
(1831​

Answer 1

Answer:

the left corner deep takes me to left corner so you should d e f