How many valence electrons does chlorine have?
Understand the Problem
The question is asking for the number of valence electrons in a chlorine atom, which is a specific fact related to the element's electron configuration.
Answer
7
The final answer is 7
Answer for screen readers
The final answer is 7
More Information
Chlorine is in group 17 of the periodic table, which means it has 7 valence electrons.
Tips
A common mistake is counting the total number of electrons instead of just the valence electrons, which are the electrons in the outermost shell.
Sources
- Chlorine Element Facts - chemicool.com
- Periodic Table Elements - Chlorine - ptable.com
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