What is the electronic configuration of Calcium?

Calcium has 20 electrons.
The first ring can only contain up to 2 electrons.After that rings can only contain up to 8 electrons.
Therefore the electronic configuration of Calcium would be:
[2, 8, 8, 2]

JM
Answered by Jonny M. Chemistry tutor

16047 Views

See similar Chemistry GCSE tutors

Related Chemistry GCSE answers

All answers ▸

How do reversible reactions reach an equilibrium?


What is the point of learning about chemistry - how can it be applied to real life?


With reference to valencies, describe and explain the differences in reaction as you go down group 1 of the periodic table for the reaction: metal + water -> Metal hydroxide + hydrogen.


Butane, C4H10 is burned completely in excess oxygen, write the balanced chemical formula for the reaction, name the products and type of reaction.


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2026 by IXL Learning