Asked by Anonymous

Hydrogen is a solid at low temperature and elevated pressure. Do you expect it to be a metal or an insulator?
Answered by koala
It is a metal because hydrogen has a half filled s-band.

Answered by chimi
Helium is a solid at low temperature and elevated pressure. Do you expect it to be a metal or an insulator?
What is the reason of answer ??
Answered by DDD
it's right answer? H2 is met and half filld s band?
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