Railway Exams
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General Science
Chemistry
Lesson 2 of 6 • 12 upvotes • 13:04mins
This lesson explains the process of extraction of metals and uses of some important alloys
6 lessons • 1h 16m
Metals and Non-Metals (in Hindi)
13:47mins
Metallurgy (in Hindi)
13:04mins
Carbon and its Compounds ( In Hindi)
11:29mins
Metal Ores and Some Facts about Metals (in Hindi)
11:27mins
Fuels, Explosives and Polymers (in Hindi)
13:27mins
Important Man Made Materials (in Hindi)
13:18mins