Question

Q4. Attemp any one of the following question - 4
An element has its electronic configuration
as (2,8,2). Now answer the following question.
① what is the atomic number of this element ? ?
is the atomic number as it is magnesium
What is the group of this element ?
د
12
2
Copib​

Answer 1

Answer:

NO, IDEA

Explanation:

PLS MARK ME BRAINLIEST

Answer 2

Answer:

the atomic number of this element 12.

yes it is magnesium 3 group IIA period

Explanation:

the elements having 2,8,2 is magnesium and it's k shell is 2, l shell is 8, m shell is 2