Densities of various non-metals

 

Substance Density (kg/m3)

 Arsenic

 5776

 Boron

 2340

 Bromine

 3122
Substance Density (kg/m3)

 Carbon

 2267

 Iodine

 4930

 Phosphorus

 1820
Substance Density (kg/m3)

 Selenium

 4790

 Silicon

 2330

 Sulfur

 2067