Skip to main content
Like
Create new Glog
previous
next
Email share
13 views | 0 likes | 0 reposts
helium!
*helium is the greek term for helios meaning sun. *boilign point -268.6 degrees celcius-4.549994 degrees kelvin. *7 known isotopes are made of helium. *is a monatomic gas. *colorless,tasteless,odorless,non-toxic gas *element of noble gases in group 18 *1/4 of the universe is made of helium. *helium has the lowest melting point. *helium is the 2nd lightest element. *crystal structure is hexagonal
by:shelby roberts period 3