Question

3. An
element has its electron
configuration as 2,8,2. Now answer
the following questions.
a. What is the atomic number of this
element? 12
b. What is the group of this element? 2
c. To which period does this element
belong?
d. With which of the following
elements would this element
resemble? (Atomic numbers are
given in the brackets)
N (7), Be (4), Ar (18), CI (17)​

Answer 1

Answer:

1) atimic number 12

2) valency 2

3) group 2

4) period 3

Answer 2

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a. 12

b. Group 2

c. 3rd period

d. Berillium (Be-4)

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