Question

2. The subshell electronic configuration of an element X is given below.(Symbol is not real ). Answer the following questions.
X:1s2 2s2 2p6 3s2 3p6 3d6 4s2
a) Find out the Atomic number.
b) Identify the block.
c) Write the group number and period number.

Answer 1

Answer:

a.26

b.d block element

c. period number is 4 and group number is 8