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hydrogen and the alkali metals lithium, sodium, potassium, rubidium, cesium, and francium all have one valence electron.

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12y ago
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13y ago

Alkali Metals

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Q: What atom has one valence electron?
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Related questions

What is likely to happen to an atom with one valence electron?

This atom lose an electron.


How many valence electrons does an atom of potassium have?

4


When is electron a valence electron?

A valence electron is one that occupies the highest energy level for any electron in a particular neutral atom. (There may be more than one such electron in a single atom.) It is an electron in the outermost shell of the atom.


Hydrogen has how many valence electrons?

One. A hydrogen atom contains only one electron, and it is a valence electron.


When is an electron a valence electron?

when it is on the very outside level away from the nucleusA valence electron is one that occupies the highest energy level for any electron in a particular neutral atom. (There may be more than one such electron in a single atom.)It is an electron in the outermost shell of the atom.


how number of valence electrons sodium have?

A sodium atom has one valence electron.


How does a unstable atom with one valence electron become stable?

Generally by losing the one electron


How many valence electron are there in sodium neutral atom?

One


How many valence electrons does each potassium atom have available for bonding?

One valence electron


How many valence electron are in an atom k-42 in the ground state?

Just one valence electron. The electron configuration for K-42 is 2-8-8-1, meaning that there is one electron in the outermost "shell" of the atom.


When an atom gains an electron to create full valence it results in that atom having a net charge of what?

If one electron is gained, then it has a charge of -1.


An electron in the outermost energy level of an atom is a?

The outermost electrons are called VALENCE electrons.