give symbols of all elements

Asked by vsrushil | 30th Jun, 2018, 02:58: PM

Expert Answer:

The symbol, number of protons, number of neutrons, number of electrons, distribution of electrons and valency of the first 30 elements:
 
 
 
 
 

Answered by Ramandeep | 30th Jun, 2018, 07:05: PM