Final answer:
The colorless, odorless, and basically unreactive group is the noble gases in chemistry.
Step-by-step explanation:
The group that is colorless, odorless, and basically unreactive is the noble gases. Noble gases are a group of elements that include helium, neon, argon, krypton, xenon, and radon. These gases have a full outer shell of electrons, which makes them stable and unreactive.
Learn more about Noble gases