Railway Exams
Free courses
General Science
Chemistry
Lesson 2 of 4 • 28 upvotes • 11:29mins
What is metal:-Metal and non-metal:-RRB, RPF, SSC:-
4 lessons • 41m
Overview: Metal and Non-Metals (in Hindi)
6:23mins
What is Metal: Metal and Non-Metals (in Hindi)
11:29mins
Important Metals (in Hindi)
12:28mins
Non-metal:-RRB, RPF, SSC:-
10:58mins