Q: How many valence electrons does a sodium atom have ?


Read this paragraph and choose the correct option from the provided answers:

A: Any element in group 1 has just one valence electron. Examples include hydrogen (H), lithium (Li), and sodium (Na). Any element in group 18 has eight valence electrons (except for helium, which has a total of just two electrons). Examples include neon (Ne), argon (Ar), and krypton (Kr). Oxygen, like all the other elements in group 16, has six valence electrons.

 Choices:

- three

- six

- two

- one


A:
one