'Why is mercury a liquid?'

Subject: 'Why is mercury a liquid?'

Date: Thu Apr 24 06:57:55 1997
Posted by Bill Zimmermann
Grade level: teacher/prof
School: Hawker College
City: Canberra State/Province: ACT
Country: Australia
Area of science: Chemistry
ID: 861883075.Ch

Message:

I'm puzzled as to why mercury (At no 80) should have such a low mp of
 -39 deg C, when gold (At no 79) has a high mp of 1063 deg C and thalium
(At no 81) has a mp of 303 deg C. Cadmium, directly above mercury in the
periodic table melts at 321 deg C.

Re: 'Why is mercury a liquid?'

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