Railway Exams
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General Science
Chemistry
Lesson 1 of 6 • 31 upvotes • 13:47mins
This lesson explains the properties of metals and non metals and uses of some important non metals
6 lessons • 1h 16m
Metals and Non-Metals (in Hindi)
13:47mins
Metallurgy (in Hindi)
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Metal Ores and Some Facts about Metals (in Hindi)
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Fuels, Explosives and Polymers (in Hindi)
13:27mins
Important Man Made Materials (in Hindi)
13:18mins