International Union of Pure and Applied Chemistry

I U P A C

News & Notices

Organizations & People

Standing Committees

Divisions

Projects

Reports
..By Year
..By Division
..Other Committees
..Provisionals

Publications

Symposia

AMP

Links of Interest

Search the Site

Home Page

Pure Appl. Chem., Vol. 70, No. 1, pp. 237-257, 1998.

History of the recommended atomic-weight values*

Rhodium

Z	E	Year	A_r(E)	U[A_r(E)]	D[A_r(E)]	D[A_r(E)] U[A_r(E)]
45	Rh	1882	104.29	0.1	1.4	14
		1894	103	3	0.094	0.032
		1896	103.01	0.03	0.1	3.5
		1900	103	0.3	0.094	0.32
		1909	102.9	0.3	-0.0055	-0.018
		1925	102.91	0.03	0.0045	0.15
		1961	102.905	0.003	-0.0005	-0.17
		1969	102.9055	0.0001	0	0
		1985	102.9055	0.00003	0	0
		1995	102.9055	0.00002

> Return to list or table of elements

Ref. History of the recommended atomic-weight values from 1882 to 1997: a comparison of differences from current values to the estimated uncertainties of earlier values, Pure Appl. Chem., Vol. 70, No. 1, pp. 237-257, 1998.

Questions or comments about IUPAC, please contact the Secretariat.
Questions regarding the website, please contact [email protected].