Picometre

Picometer is an SI measure of length that is equal to 10^-12 of a meter. Its abbreviation is pm and is commonly used in measuring atomic-scale distances. Atom diameters are in the range from 50 to 600 pm.

1 pm = 1 x 10^-12 meter
100 pm = 1 ångström
1000 pm = 1 nanometer

See also:
1 x 10^-12 meter

External link

Conversion Calculator for Units of LENGTH (http://www.ex.ac.uk/cimt/dictunit/ccleng.htm)