Which one of the following elements exists in liquid state at room temperature ?

Which of the following elements exist in liquid state at room temperature-

Generally, metals are solid in nature. Which one of the following metals is found in liquid state at room temperature?

Generally, metals are solid in nature. Which one of the following metals is found in liquid state at room temperature?

Which halogen exists in liquid state at room temperature ?

Metals are generally solid. Which of the following metals is in the liquid state at room temperature?

Which one of the following pairs of elements is liquid at room temperature and at normal pressure ?