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(3) Gallium is the correct answer. Gallium melts at a few degrees higher than room temperature, which is 298K.
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The element, gallium will be liquid at 305K and 1.0 atm.

What is gallium?

Gallium (Ga) is just a chemical element that occurs in the periodic table's primary Group 13 (IIIa,) which is known as the boron group. It melts at a temperature somewhere above room temperature.

What is element?

A substance that could be subdivided into another substance was referred to as a component. There really are approximately 100 elements, within each atom type.

The element, gallium will be liquid at 305K and 1.0 atm.

Therefore, the correct answer will be option (3).

To know more about element and gallium.

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