The Kuiper belt is home to three officially recognized dwarf planets: Pluto, Haumea, and Makemake. Some of the Solar System's moons, such as Neptune's Triton and Saturn's Phoebe, are also thought to have originated in the region.
Bc it’s the only group that distinguishes amino acids from one another’s
Technically it's grp 1 elements...the answer is ribidium Rb
This is the same as its freezing point
hope this helps
