How reactive is an atom of Sodium(Na) and why?

Question 1 options:


Sodium (Na) is not very reactive because it does not have a full valence shell.


Sodium (Na) is very reactive because it does not have a full valence shell.


Sodium (Na) is very reactive because it does not have enough protons in the nucleus.


Sodium (Na) is not very reactive because it can only bond with Chlorine (Cl) to become salt.


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