Question

12.
periodic table.
(p) Actinides are elements from atomic number 9 to 102 and are a
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
(1) period 4, group IIA.
No - ITA
TY​

Answer 1

Answer:

a)Boron(B)

b)Oxygen(O)

c)Hydrogen(H)

d)Chlorine(Cl)

e)Calcium(Ca)

Explanation: