Organic chemistry is the study of compounds that contain carbon. It is one of the major branches of chemistry.
In 1815, a Swedish chemist J.J. Berzelius put forward vital force theory to explain the origin...
Cover all sections of syllabus before appear in examination either you are confident in some section or not because in exam from which section you get easy or difficult questions is totally unpredictable.
Spent...
Question:
wo point charges + q and -2q are placed at the vertices ‘B’ and ‘C of an equilateral triangle ABC of side ‘a’ as given in the figure. Obtain the expression for...
Tip #1
From the NCERT book, practice each and every worked-out example, graph and diagram, especially-
a) Ray diagram for Astronomical Telescope, Compound Microscope and Reflecting Telescope.
b) Diagrams...