Question:medium

Which one of the following elements will remain as liquid inside pure boiling water?

Updated On: Apr 29, 2026
  • Li

  • Ga

  • Cs

  • Br

Show Solution

The Correct Option is B

Solution and Explanation

The given question asks which element among the options will remain as a liquid inside pure boiling water. To solve this, we need to know the boiling point of each element and compare them to the boiling point of water, which is 100°C at standard atmospheric pressure.

  • Lithium (Li) has a boiling point of approximately 1342°C. This is much higher than 100°C, so lithium will be a solid at the boiling point of water.
  • Gallium (Ga) has a melting point of about 29.76°C and a boiling point of 2204°C. It can remain in the liquid state in the temperature range from 29.76°C to 2204°C. Therefore, it will be liquid at 100°C.
  • Cesium (Cs) has a melting point of 28.5°C and a boiling point of 671°C. While cesium is liquid at 100°C, gallium's appearance as a liquid is more emphasized since it's liquid at room temperature.
  • Bromine (Br) is a liquid at room temperature with a boiling point of 59°C. Since bromine boils below 100°C, it cannot remain liquid at the boiling point of water.

From this analysis, we can conclude that Gallium (Ga) is the element that remains as a liquid inside pure boiling water. Hence, the correct answer is Ga.

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