Engineering section of JagranJosh brings Online Test for JEE MAIN, JEE Advanced and other engineering entrance examination to help the students in improving their performance and knowledge. These ...

To the three requirements of a modern Periodic Table, as stated by A. A. Clifford 1, must be added a fourth, namely, that it should be in as close accord as possible with chemical facts, and above all ...

NCERT books offer a number of problems which students can practice to assess their learning and prepare for the examinations. Practicing a variety of questions helps to strengthen the fundamentals of ...

Want to learn more about this centerpiece of chemistry? Take your pick from this collection of links about elements and the periodic table! Build an element ball, solve periodic puzzles, and check out ...

The periodic table is part of the bedrock of chemistry education. Students use it to look up values like an element’s atomic mass, and it serves as a visual reference for the trends in physical ...

THE object of this work, as stated by the author in his preface, is one which should command hearty approval. The author aims at presenting a summary of the work done and the speculations advanced in ...

The Periodic Table of the Elements is a wonderful aid in understanding chemistry, if you understand the reasons the elements are sorted the way they are. The table itself is a model of information ...

For those who celebrate the Lunar New Year, 2019 is the year of the pig. But for chemists around the world, 2019 marks the 150th anniversary of the first publication of the periodic table by Mendeleev ...

This illustration shows a typewriter with the keys depicted as the periodic table. Hands are typing on it, and the sheet of paper coming out of it shows the words "Tales from the table." Credit: Chris ...

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 ...