Nitro Group

Q. What are the suffix and prefix for -$N{O}_2$ group?

1. Nitro, Nitroxide
2. None, Nitroxide
3. Nitro, none
4. Nitroso, nitroxide

Q. What are the suffix and prefix for -$N{O}_2$ group?

1. Nitroso, nitroxide
2. Nitro, none
3. Nitro, Nitroxide
4. None, Nitroxide

Q. What are the suffix and prefix for -$N{O}_2$ group?

1. Nitroso, nitroxide
2. Nitro, none
3. Nitro, Nitroxide
4. None, Nitroxide