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Jimmy Mueller

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5mo ago

The element with 20 electrons is calcium (Ca), which has an atomic number of 20.

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Q: What element has 20 electron?
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Related questions

What is the electron number of calcium-40?

Calcium-40 has 20 protons and 20 electrons, so the electron number is 20.


What element's neutral atoms have 20 protons?

it is about the atomic number. Calcium is the element.


An element with 20 protons and 20 electrons gains one electron The electron goes into what type of orbital?

The extra electron would go into a 4s orbital because 4s can hold up to 2 electrons before 3d can be filled.


What elemnt has the electron configuration 1s2 2s2 2p6 3s2 3p6 4s2 3d10?

The element with this electron configuration is calcium (Ca), which has 20 electrons.


How many electron shells does the element titanium have?

This is a chemical element. You can find the how many electron in a single atom by using a periodic table.


How many elements does the outer electron have?

An electron is not an element.


What element has no electron affinity?

Helium has no electron affinity.


What is the element with with an electron configuration of 1s22s22p63s23p64s23d7?

The element with this electron configuration is manganese (Mn), which has 25 electrons.


What element is ar3d34s2?

The element with electronic configuration Ar 3d10 4s2 is Calcium (Ca) with atomic number 20.


Which element has a single electron in the 2p sublevel?

The element with a single electron in the 2p sublevel is boron. Boron has 5 electrons, with one electron in the 2p sublevel.


What element has electron configuration 1s22s23p1?

The element with electron configuration 1s22s23p1 is phosphorus, which has an atomic number of 15.


Which element is represented by the electron configuration 1s2 2s2 2p6 3s2 3p6 4s2?

This electron configuration represents the element Calcium (Ca), which has an atomic number of 20.