periodic - 10th std
- 230:26Duration
- 8ShowMes
- 1Followers
34J Modern periodic table/periodic classification /10
38:3234J Modern periodic table/periodic classification /1038:32
28:0034U 1.trends in periodic table/periodic classification/1028:00
28:1734V 2. Trends/periodic classification/1028:17
48:4035C 1. Periodic classification 1048:40
37:4935G 2. Practise of Periodic classification/1037:49
9:4435N Dobereiner’triad/periodic classification/109:44
6:3335R New land law of octaves/periodic classification/106:33
32:4635W Mendeleev table/periodic classification/1032:46
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