How is the change in electron energy related to the frequency of light emitted in atomic transitions

Describe the chemical reaction based on the chemical equation below. also, explain whether the equation is balanced.

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.

How is the atomic number of a nucleus changed by alpha decay