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Which Halogen Is Solid at Room Temperature?

Alexander Ross • • 5 min read
Which Halogen Is Solid at Room Temperature?

The halogen group is quite diverse. It includes elements that occur in three different states of matter at room temperature. Fluorine and chlorine are gases, bromine is a liquid, and iodine and astatine

astatine
Astatine is a chemical element with the symbol At and atomic number 85. ... Many of them have been estimated based on the element's position on the periodic table as a heavier analog of iodine, and a member of the halogens (the group of elements including fluorine, chlorine, bromine, and iodine).
› wiki › Astatine
are solids.

Why are halogens solid at room temperature?

As the atomic mass increases down the group, the physical state of the bottom elements is solid at room temperature. Due to low molecular mass, the elements present at the top are in gaseous state at room temperature.

Which of the 4 halogens are gases at room temperature?

State at room temperature

Room temperature is usually taken as being 25°C. At this temperature, fluorine and chlorine are gases, bromine is a liquid, and iodine and astatine are solids.

Alexander Ross
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Alexander Ross

Alexander Ross has covered the video game industry for a decade, writing deep dives on game design, esports tournaments, VR developments, and gaming culture.