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 ...
Here you get the CBSE Class 10 Science chapter 5, Periodic Classification of Elements: NCERT Exemplar Problems and Solutions (Part-III). This part of the chapter includes solutions for Question No.42 ...
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 ...