Period 4 metallic 27 electrons July 8, 2019 16 32 64 128 Period 4 metallic 27 electrons who am i Period 4 metallic 27 electrons symbol 16 period 4 metallic 27 electrons What element is period 4 metallic 27 electrons What element has period 4 metallic 27 electrons I am in period 4 metallic and have 27 electrons
