Which elements likely conduct electricity well? Check all that apply.

Metals generally conduct electricity well because their electrons can move through the material. Chromium, calcium, and osmium are metals, so they are the best choices. Iodine is a nonmetal, and carbon is generally classified as a nonmetal; although graphite (one form of carbon) conducts electricity, carbon is not usually selected as a good conductor in this kind of classification question.

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