Electronic Configuration – Lesson for grade 10 GCSE chemistry
Atom is the building unit of matter. Atoms are made of sub atomic particles. The sub atomic particles are Protons Electrons Neutrons Elaboration of Rutherford’s model by Niels Bohr Detailed history is in this article. Around the positively charged nucleus, electrons flow in distinct routes or shells. These shells or paths are known as energy […]
Read More