Lessons
5 lessons • 58m
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Nobel Gases (in Hindi)
12m 21s
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Halogens (F,CL, BR... Elements) (in Hindi)
12m 24s
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Mettaloid (in Hindi)
9m 28s
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Water - Part 1 (in Hindi)
11m 45s
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Water - Part 2 (in Hindi)
12m 13s