which lists the elements in order from most conductive to least conductive?\npotassium (k), selenium (se)…

which lists the elements in order from most conductive to least conductive?\npotassium (k), selenium (se), germanium (ge)\ngermanium (ge), potassium (k), selenium (se)\nselenium (se), germanium (ge), potassium (k)\npotassium (k), germanium (ge), selenium (se)
Answer
Answer:
D. potassium (K), germanium (Ge), selenium (Se)
Explanation:
Step1: Classify elements
Potassium is a metal, germanium is a metalloid, selenium is a non - metal.
Step2: Recall conductivity property
Metals are good conductors, metalloids have intermediate conductivity, non - metals are poor conductors.
Step3: Order conductivity
Since metals > metalloids > non - metals in conductivity, potassium (metal) is most conductive, then germanium (metalloid), and selenium (non - metal) is least conductive.