Main group elements in low oxidation states have the potential to carry out chemistry that’s usually reserved for transition metals. For example, at low oxidation states, these atoms might be able to ...

The government should immediately lower workers' exposure to beryllium, Public Citizen and the Paper, Allied-Industrial, Chemical & Energy Workers International Union (PACE) said yesterday in a ...

Metals on the west wing of the periodic table—the s-block elements—almost never form double bonds, because of the meager capacity of their s orbitals. Now, a team led by Robert J. Gilliard Jr. of the ...

Table I-1—Annualized Costs, Benefits and Net Benefits of OSHA’s Proposed Beryllium Standard of 0.2 μg/m 3 Fax: If your submissions, including attachments, are not longer than 10 pages, you may fax ...