Answer:
BISMUTH ;
BISMUTH IS CHEMICAL ELEMENT WITH SYMBOL Bi AND
ATOMIC NUMBER 83 .
IT IS POST TRANSITION METAL AND ONE OF THE PNICTOGENS ,
WITH CHEMICAL PROPERTIES RESEMBLING ITS LIGHTER GROUP
15 SIBLINGS , ARSENIC AND ANTIMONY .
ELEMENTAL BISMUTH OCCURS NATURALLY ,
AND ITS SULFIDE AND OXIDE FORMS ARE
IMPORTANT COMMERCIAL ORES .
SYMBOL ; Bi
MELTING POINT ; 271.4 C
ATOMIC NUMBER ; 83
ATOMIC MASS ; 208,9804 U
BOILING POINT ; 1564 C
ELECTRONIC CONFRIGUATION ; [Xe] 4 F 14 5 D 10 6S2 6P3
3D MODEL