Certain substances have been used to determine the absolute age of objects up to several years.

Compare the valence electron configuration of the nobles gas elements seen here. what statement is correct?

Which statement correctly describes metallic bonds? a. they form when certain atoms lose electrons and other atoms gain electrons. b. they involve an attraction between anions and cations. they always involvpoth a metal and a nonmetal. d. they can only form between atoms of the same element. e. they form because electrons can move freely between atoms.

What is true for a substance that releases energy