How to memorize electron configuration and mass number of all elementd

1.	How to memorize electron configuration and mass number of all elementds?
Answer» ANSWER: Simply memorize the atomic no and no of ELECTRONS ELECTRONIC configuration is represented in atom no with the help of shell rule , that you MUST know . For mass , simply ADD atomic no + electrons as atomic no is the no of electrons .

How to memorize electron configuration and mass number of all elementds?

Answer»

Simply memorize the atomic no and no of ELECTRONS

ELECTRONIC configuration is represented in atom no with the help of shell rule , that you MUST know .

For mass , simply ADD atomic no + electrons as atomic no is the no of electrons .