Which are the only two elements on the periodic table that are liquid at room temperature?A. Mercury and BromineB. Carbon and heliumC. Nitrogen and HydrogenD. Oxygen and Neon 0 0 votesArticle Rating Subscribe LoginNotify of new follow-up commentsnew replies to my comments Label {} [+] Name* Email* Website Label {} [+] Name* Email* Website 0 Comments Oldest Newest Most Voted Inline FeedbacksView all comments