Home care. Never shake your baby in an attempt to restart breathing. This can cause severe brain injury. Always place your infant on his or her back to sleep and never on his or her stomach or side. This is true for naps as well as nighttime sleep. Don't place your infant face down on soft surfaces,.

The periodic table is a masterpiece of organised chemical information and the evolution of chemistry's periodic table into the current form is an astonishing achievement. The International Union of Pure and Applied Chemistry (IUPAC) confirmed the names of elements 113, 115, 117, and 118 as: Nihonium (symbol Nh), for element 113.

Periodic table of elements From Wikimedia Commons, the free media repository English: This article shows periodic tables with the location of the chemical elements. They are sorted by atomic number. Follow the given links to their own articles. There is an alternative sorting with samples and electron shells. key [ edit]