Platinum is a chemical element, precious metal, and commodity that manufacturers use primarily for jewelry, electronics, and automobiles. It appears on the periodic table of elements by the symbol ...

It includes observations and conclusions that students are meant to make on their own. Students will begin to look closely at the periodic table. They will be introduced to the basic information given ...

Let’s take a tour of some of the most extreme substances on the periodic table. Densest ... s crust and can cost up to 18 times as much as platinum. Each year, 66,000 pounds of No. 45 get ...

These elements are ordered in the periodic table of elements taught worldwide. Over 1000 different periodic tables have been proposed since Mendeleev originated the idea 150 years ago. If nature is ...

Since the turn of the century, six new chemical elements have been discovered and subsequently added to the periodic table of elements, the very icon of chemistry. These new elements have high ...

The zigzag, staircase, line in the diagram of the periodic table above separates the metals, on the left, from non-metals, on the right. Hydrogen is a non-metal, but it is often put in the middle.