francescapontet francescapontet

03-12-2020
Chemistry

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Based on the diagram shown, how many electrons does this atom have?
a.six
b.three
c.nine
d.one

Based on the diagram shown how many electrons does this atom have asix bthree cnine done class=

Respuesta :

jalaynay27 jalaynay27

03-12-2020

Answer:

B. Three

Explanation:

The three dots that are surrounding the nucleus are electrons.

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TrickYwriTer TrickYwriTer

29-12-2020

Explanation:

According to the diagram, the atom has 3 electrons.

Electronic configuration =

1s² 2s¹

Element = Lithium
Symbol = Li
Period = 2
Group = 1 (Alkali metal)
valency = 1

Therefore,

Option B is correct✔

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