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# How many electrons in the third energy level of chlorine?

Updated: 9/19/2023 Wiki User

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Chlorine has 7 valence electrons. Wiki User

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Q: How many electrons in the third energy level of chlorine?
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### How many electrons in the first energy level of chlorine?

Chlorine is in the 17th period.Elements in the 17th period have 7 electrons in the outermost energy level. So chlorine has 7 electrons in the 3rd energy level.Chlorine has 17 electrons. It's electron configuration is [Ne] 3s2 3p5. Therefore it has 7 electrons in its third (outermost) energy level.

### How many additional valence electrons does chlorine needs to have a full valence shell?

11 electrons makes the third energy level complete. One

### How many additional valence electrons does chlorine need to have a full valence shells?

11 electrons makes the third energy level complete. One

### How many electrons are the third energy level of a calcium atom?

There are 8 electrons in the third energy level of a calcium atom.

### How many electrons are in the third energy level of oxygen?

There is no third energy level of oxygen, there is only two. The second energy level has 6 electrons.

### What is the total numberof electrons that canoccupy the third energy level?

the maxium number of electrons that the third energy level can occupy is 18

### How many electrons are in magnesium's third energy level?

2 electrons are in magnesiums last energy level

### Can there be 20 electrons in the thrid energy level?

No. Maximum of 18 electrons is possible in third energy level.

### How many electrons can an atom's third energy level hold?

The third energy level of an atom can hold eight electrons.

### How many additional valence shells does chlorine need to have a full valence shell?

11 electrons makes the third energy level complete. One

18 electrons