46:12

#Mole concept #Some basic concept of Chemistry #physicswallah_akakh_pandey

43:01

#Organic chemistry #Hydrocarbon #alkanes #alkenes #alkyl #alkynes

48:27

#Board Objective #mcq#class12thchemistry

35:39

Modern Periodic Table | समझे 30 Minutes में | Periodic Table Tricks #sciencemagnet #neerajsir

23:10

basic point coaching is live

1:01:26

#Determination of period and Group #आवर्त एवं वर्ग का निर्धारण

1:02:01

#solution revision

21:10

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