When sodium and sulfur combine, sodium sulfide, $\text{Na}_2\text{S}$, is produced. How does the atomic radius and the ionic radius of sodium compare with those of sulfur?
- Aatomic radius: sodium $<$ sulfur; ionic radius: sodium $>$ sulfur
- Batomic radius: sodium $<$ sulfur; ionic radius: sodium $<$ sulfur
- Catomic radius: sodium $>$ sulfur; ionic radius: sodium $>$ sulfur
- Datomic radius: sodium $>$ sulfur; ionic radius: sodium $<$ sulfur