Question

Based on the diagram shown, how many electrons does this atom have?

a.six
b.three
c.nine
d.one

Answer 1

Step-by-step explanation:

According to the diagram, the atom has 3 electrons.

Electronic configuration =

1s² 2s¹

1. Element = Lithium
2. Symbol = Li
3. Period = 2
4. Group = 1 (Alkali metal)
5. valency = 1

Therefore,

Option B is correct✔

Answer 2

B. Three

Step-by-step explanation:

The three dots that are surrounding the nucleus are electrons.