issb general knowledge MCQ #134

Which element is liquid at ordinary room temperature?

issb general knowledge MCQ #134

  1. Question 1

    Q1. Which element is liquid at ordinary room temperature?

    • A) Sodium
    • B) Mercury
    • C) Aluminium
    • D) Iron

    Answer: Mercury

    Explanation: Mercury melts at about minus 39 degrees Celsius, so it stays liquid at normal room temperature. Most other common metals are solid at room temperature.