Tag Archives: IUPAC

periodic table

IUPAC Verifies the Discovery of Four New Chemical Elements

The International Union of Pure and Applied Chemistry (IUPAC) has reviewed the literature for elements 113, 115, 117 and 118 and has concluded that the claims for their discovery fulfill the criteria outlined by the IUPAC in 1991. The new elements complete the 7th row of the periodic table. The discoverers will be invited to […]