Engineering section of JagranJosh brings Online Test for JEE MAIN, JEE Advanced, UPSEEE, WBJEE and other engineering entrance examination to help the students in improving their performance and ...
The chapter ‘Periodic Classification and Periodicity in Properties’ is one of the most important chapters in the syllabus of JEE Main and JEE Advanced Entrance Examination. About 2-3 questions are ...
Mankind has known materials such as gold, silver, mercury, iron, phosphorous, sulphur and others since antiquity. Alchemists tried making gold out of “base” metals — with no success. But we had to ...
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