Respuesta :
Answer:
d) HNO2
Explanation:
we determine the valence electrons for each substance:
⇒for the Nitrogen, it works with 3 and 5 valence electrons, prefixes are used -oso (for the lower valence), in this case is it for three, and the susbtance where the nitrogen works with this valence is: HNO2.
So the answer is d)
