Nitrogen (N_{2}) Neon (Ne) Ozone (O_{3}) Ammonia (NH_{3})
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Which is a compound?
Possibilities:
- Nitrogen (N_{2})
- Neon (Ne)
- Ozone (O_{3})
- Ammonia (NH_{3})

Ammonia (NH_{3})