Relative abundances of the elements

Relative abundances of the elements

Table
Relative abundances of the elements
atom universe life (terrestrial vegetation) Earth ( crust)
hydrogen 87 16 3
helium 12 0* 0
carbon 0.03 21 0.1
nitrogen 0.008 3 0.0001
oxygen 0.06 59 49
neon 0.02 0 0
sodium 0.0001 0.01 0.7
magnesium 0.0003 0.04 8
aluminum 0.0002 0.001 2
silicon 0.003 0.1 14
sulfur 0.002 0.02 0.7
phosphorus 0.00003 0.03 0.07
potassium 0.000007 0.1 0.1
argon 0.0004 0 0
calcium 0.0001 0.1 2
iron 0.002 0.005 18
*0 percent here stands for any quantity less than 10–6 percent.
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