Nitro Group

Q.

What is a collective noun of fleet ?

Q.

What is prefix of Lead?

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. correct order of base strength of the following is (1)CH3-NH2 (2)(CH3)2NH (3)(CH3)3N