PhysicsWallah (PW) has launched a new PW Tuition Centre in Poonch and the Centre will offer academic support to the students ...

Pathway to a Medical Career Many students dream of becoming doctors after completing their 12th grade, yet a lack of guidance ...

Last 10 Days Study Plan for CBSE Class 12 Board Exams 2026 helps students revise chapters, practice sample papers, manage ...

Revise the most important concepts, formulas, and numericals from the Electricity chapter with topic-wise notes and expert exam tips before the board exams.

Medicinal chemistry deals with the design, optimization and development of chemical compounds for use as drugs. It is inherently a multidisciplinary topic — beginning with the synthesis of potential ...

For example, the atomic number of sodium is 11. Every sodium atom has 11 protons and 11 electrons. It has 11 positive charges and 11 negative charges. The mass number of an atom is its total number of ...