Question

12. Give the name and symbol of the following elements which occupy each of the following positions in
periodic table.
(a) period 2, group IIIA
(b) period 2, group VI A
(c) period 1, group IA
(d) period 3, group VII A
(e) period 4, group zero
(f) period 4, group IIA.​

Answer 1

Answer:

a)boron (B)

b)oxygen (O)

c)hydrogen (H)

d)sulphur (S)

f)calcium (Ca)