This article provides you the revision notes on Class 11 Chemistry: Chapter- Structure of Atom. Some of the important topics covered in this part are: Bohr’s model for hydrogen atom, Dual behavior of ...

A key to learning and studying chemistry is practice. Solving practice problems, working on equations and formulas should be a core feature of your daily study routine. Reviewing and working the ...

The element of potassium has the symbol K. The nucleus of an atom of potassium contains 19 protons and 20 neutrons. Using this information complete the symbol below: There are 19 protons and so atomic ...

Atoms are very small. They have a radius of around 1 × 10 10 metres. This symbol shows that chlorine has 35 particles in the nucleus (protons and neutrons), 17 of which are protons. It also tells us ...