Question

why helium is solid as helium is an atom???​

Answer 1

Helium is a chemical element with the symbol He and atomic number 2. It is a ... Solid helium requires a temperature of 1–1.5 K (about − 272 °C or −457 °F) at about 25 bar (2.5 MPa) .

Answer 2

Answer:

At normal atmospheric pressure helium does not solidify. At 25 atmospheres of pressure helium is a solid at 0.95 K. As the pressure rises, the temperature at which solid helium exists also rises...