Before distributing the cards, explain that each card contains information about electrons and energy levels for the first 20 elements of the periodic table. The students’ job is to read the card ...

Tell students that this is the periodic table. Explain that each box contains information about a different atom. The periodic table shows all the atoms that everything in the known universe is made ...

Naturally occurring superheavy elements beyond those listed in the periodic table could potentially explain why asteroid 33 Polyhymnia is so dense, new research suggests.

Science Classrooms Across the Nation (WHTM) — February 7 is National Periodic Table Day, ... Early societies tried to explain materials with “classical elements” – earth, air, fire, ...

Elements in the periodic table are arranged in order of increasing atomic number. The atomic number represents the number of protons in an atom's nucleus, uniquely identifying each element.

The National Council of Educational Research and Training (NCERT) decision to drop the periodic table from the Class 10 syllabus as part of the rationalisation exercise is being debated hotly.

India cuts periodic table and evolution from school textbooks — experts are baffled But those attributes now seem to be less valued, at least by those involved in setting the country’s ...

Naturally occurring superheavy elements beyond those listed in the periodic table could potentially explain why asteroid 33 Polyhymnia is so dense, new research suggests. When you purchase through ...