How Many Valence Electrons Does Calcium Have?

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Valence Electrons of Calcium

In this article you can find the answer for How many valence electrons does calcium have? Calcium atom is present in the fourth period of periodic table. It has 4 shells and Calcium’s atomic number is 20. It means that Calcium has 20 electrons.

calcium periodic table, calcium valence electrons

What is the valence electrons of calcium?

Valence electrons can be found by looking at the last shell of the Ca atom. You can check the electron configuration for Calcium to find out the last shell of Calcium. Last shell of Ca is 4th shell and there are 2 valence electrons.

Calcium has 2 valence electrons. It means that the answer for “how many valence electrons does calcium has” is 2.

How many valence electrons does calcium have?

Valence electrons of Calcium is 2. Ca has 2 valence electrons.

Because if you check electron configuration for calcium, you will see that last shell is 4s2 which means that calcium has 2 valence electrons.

What is the electron configuration for calcium?

Electron configuration for Calcium is 1s2 2s2 2p6 3s2 3p6 4s2.

If you need the electron configuration for Ca, you should know that it has 20 electrons so the electron configuration for Calcium should be 1s2 2s2 2p6 3s2 3p6 4s2.

Don’t forget to check out “How to Draw H2O Lewis Structure“, “How to Draw CO Lewis Structure” and “How Many Valence Electrons Does Aluminum Have” articles to learn more about chemistry.

Here is another great source “CH3CH2CH3 Lewis Structure“.

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