Which metal is liquid at ordinary room temperature?

Options

  • A. Iron
  • B. Mercury
  • C. Aluminium
  • D. More than one of the above
  • E. None of the above

Correct Answer (Detailed Explanation is Below)

B. Mercury

Detailed Explanation

Mercury is liquid at ordinary room temperature. Its melting point is approximately −38.8°C, allowing it to remain liquid under normal environmental conditions. This unusual property made mercury useful in traditional thermometers. Another element, bromine, is also liquid at room temperature but is a non-metal, whereas mercury is a metal.