The periodic table represents and organizes all known chemical elements on the basis of their properties. While the importance of this table in chemistry is uncontroversial, the role that it plays in ...

Speaking of the "periodic table" in which elements are arranged in atomic number order, there are many people who have experienced rote memorizing with "militia Ribe my ship ....." mysterious spells.

An element is defined according to the number of protons contained inside the nucleus of each atom. No two elements have the same number of protons, hence each element has a unique atomic number. The ...

Every field of science has its favorite anniversary. For physics, it’s Newton’s Principia of 1687, the book that introduced the laws of motion and gravity. Biology celebrates Darwin’s On the Origin of ...

Here you get the CBSE Class 10 Science chapter 5, Periodic Classification of Elements: NCERT Exemplar Problems and Solutions (Part-I). This part of the chapter includes solutions for Question No.1 to ...

The world's largest periodic table made its debut in Chicago on Sept. 22 at the kickoff event for a two-week citywide science education and awareness program. The giant chart, which stands eight ...