NEET 45-Day Challenge, Day 9: Check important topics of Chemistry Syllabus
With 37 days left for NEET UG 2025, students must focus on Chemistry. Understanding the syllabus, practicing reactions, and ...
University at Buffalo12d
UB, Berkeley Lab scientists discover new heavy-metal molecule ‘berkelocene’
The pioneering nuclear chemist Glenn Seaborg discovered berkelium at Berkeley Lab in 1949. It was one of many achievements ...
GitHub25d
periodic-table-of-elements
Virtual-PeriodicTable is an open-source project designed to provide a customizable and interactive periodic table. Unlike many existing solutions, this project emphasizes simplicity and accessibility, ...
Hosted on MSN1mon
ISC Class 12th Chemistry Answer Key 2025, Download PDF
Assertion: The Zr-Hf pair of elements has the same value of atomic radii though Zr and Hf are placed in different periods in the periodic table. Reason: The lanthanoid contraction prevents the ...