If atoms of helium, neon, argon and krypton gas are moving at the same speed, which atom would have the highest kinetic energy

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

The clouds are grey and ground is wet. a quantitative b qualitative

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.