THE “periodic” classification of the elements plays such an important part in courses of inorganic chemistry for students that a large wall diagram illustrating this classification has now become a ...

Earlier in a bid to reduce the burden on students, the National Council of Educational Research and Training (NCERT) dropped the full chapter on the Periodic Classification of Elements, a full chapter ...

The National Council of Educational Research and Training (NCERT) has removed a chapter on the periodic table of elements, among other topics, from the Class 10 science textbook as a part of a ...

A MODERN table of chemical elements must show electronic configurations as well as the variation in the properties of the elements with atomic number. It should also include the lanthanide and ...

The National Council of Educational Research and Training (NCERT) on Thursday said it has dropped chapters on Periodic Classification of Element, Democracy, political parties (full page) and ...

After widespread criticism over the alleged removal of the Periodic Table from Class 10 chemistry textbooks, the National Council of Educational Research and Training (NCERT) has now issued a ...