NCERT Solutions Class 11 Chemistry Chapter 3 Classification of Elements and Periodicity in Properties
Class 11 Chemistry NCERT Solutions Chapter 3 Elements Classification and Periodicity in Properties - To fully comprehend each concept, please consult our NCERT Solution. Our solutions offer a comprehensive package for preparing for board exams and passing competitive exams such as JEE Mains, JEE Advance, NTSE, and others. The following are important topics covered in NCERT Solutions Class 11 : · Classification of Elements and Periodicity in Properties - Elements are classified into various categories to facilitate element study. Many attempts were made to classify elements, such as Dobereiner's Triads and Newland's Octave. o Dobereiner's Triads - Johann Wolfgang Dobereiner, a German chemist, was the first to attempt to group elements with similar properties into groups of three elements. Dobereiner's triad was the name he gave to these groups. In his triads, Dobereiner explained that the atomic mass of the middle element would be roughly equal to the aver