In which list are the elements arranged in order of increasing atomic mass? a) Cl, K, Ar

b) Fe, Co, Ni

c) Te, I, Xe

d) Ne, F, Na

Which is a characteristic of the electron sea model for metallic bonding? molecular orbitals overlap to produce bands. electrons flow easily between metal nuclei. electrons are in fixed positions in the orbitals. atomic nuclei are arranged in an irregular pattern.