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It is different for each element. In hydrogen, there is one.

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Q: How many electrons are there in an atom?
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Related questions

How many electrons are in a atom of mecrury?

A Mercury atom has 80 electrons.


How many electrons does a atom have?

The number of electrons depends on what type of atom it is.


How many electrons in an atom of nitrogen?

A nitrogen atom has seven electrons.


A potassium atom has how many electrons?

The neutral atom of potassium has 19 electrons.


How do you work out how many electrons in an atom?

An atom's atomic number is the number of electrons.


How many electrons does an atom of helium have atomic?

Helium atom has 2 electrons.


How many electrons are outside the nucleus of a phosphorus atom?

The neutral atom of phosphorus has 15 electrons in the atom.


How many electrons dose a chlorine atom have?

The chlorine atom has 17 protons and electrons.


How many valance electrons are in the atom phosphorus?

There are 5 valence electrons in the atom phosphorus.


How many electrons are in an atom of elemental sodium?

The neutral atom of sodium has 11 electrons.


How many electrons in a neutral atom of chlorine?

There are 17 electrons i a neutral atom of chlorine.


What happens when there are too many electrons?

If there are excess electrons in an atom, the atom is likely to be ionized; that is, the stom will emit the electrons.